import {
  AllSelection,
  DOMParser,
  DOMSerializer,
  EditorState,
  Fragment,
  Mark,
  Node,
  NodeRange,
  NodeSelection,
  Plugin,
  PluginKey,
  ReplaceAroundStep,
  ReplaceStep,
  Schema,
  Selection,
  Slice,
  TextSelection,
  Transform,
  canJoin,
  canSplit,
  dropPoint,
  findWrapping,
  joinPoint,
  liftTarget,
  replaceStep
} from "/_nuxt/node_modules/.cache/vite/client/deps/chunk-B5J3BDGG.js?v=e4f18c29";

// node_modules/prosemirror-view/dist/index.js
var domIndex = function(node) {
  for (var index2 = 0; ; index2++) {
    node = node.previousSibling;
    if (!node)
      return index2;
  }
};
var parentNode = function(node) {
  let parent = node.assignedSlot || node.parentNode;
  return parent && parent.nodeType == 11 ? parent.host : parent;
};
var reusedRange = null;
var textRange = function(node, from, to) {
  let range = reusedRange || (reusedRange = document.createRange());
  range.setEnd(node, to == null ? node.nodeValue.length : to);
  range.setStart(node, from || 0);
  return range;
};
var clearReusedRange = function() {
  reusedRange = null;
};
var isEquivalentPosition = function(node, off, targetNode, targetOff) {
  return targetNode && (scanFor(node, off, targetNode, targetOff, -1) || scanFor(node, off, targetNode, targetOff, 1));
};
var atomElements = /^(img|br|input|textarea|hr)$/i;
function scanFor(node, off, targetNode, targetOff, dir) {
  for (; ; ) {
    if (node == targetNode && off == targetOff)
      return true;
    if (off == (dir < 0 ? 0 : nodeSize(node))) {
      let parent = node.parentNode;
      if (!parent || parent.nodeType != 1 || hasBlockDesc(node) || atomElements.test(node.nodeName) || node.contentEditable == "false")
        return false;
      off = domIndex(node) + (dir < 0 ? 0 : 1);
      node = parent;
    } else if (node.nodeType == 1) {
      node = node.childNodes[off + (dir < 0 ? -1 : 0)];
      if (node.contentEditable == "false")
        return false;
      off = dir < 0 ? nodeSize(node) : 0;
    } else {
      return false;
    }
  }
}
function nodeSize(node) {
  return node.nodeType == 3 ? node.nodeValue.length : node.childNodes.length;
}
function textNodeBefore$1(node, offset) {
  for (; ; ) {
    if (node.nodeType == 3 && offset)
      return node;
    if (node.nodeType == 1 && offset > 0) {
      if (node.contentEditable == "false")
        return null;
      node = node.childNodes[offset - 1];
      offset = nodeSize(node);
    } else if (node.parentNode && !hasBlockDesc(node)) {
      offset = domIndex(node);
      node = node.parentNode;
    } else {
      return null;
    }
  }
}
function textNodeAfter$1(node, offset) {
  for (; ; ) {
    if (node.nodeType == 3 && offset < node.nodeValue.length)
      return node;
    if (node.nodeType == 1 && offset < node.childNodes.length) {
      if (node.contentEditable == "false")
        return null;
      node = node.childNodes[offset];
      offset = 0;
    } else if (node.parentNode && !hasBlockDesc(node)) {
      offset = domIndex(node) + 1;
      node = node.parentNode;
    } else {
      return null;
    }
  }
}
function isOnEdge(node, offset, parent) {
  for (let atStart = offset == 0, atEnd = offset == nodeSize(node); atStart || atEnd; ) {
    if (node == parent)
      return true;
    let index2 = domIndex(node);
    node = node.parentNode;
    if (!node)
      return false;
    atStart = atStart && index2 == 0;
    atEnd = atEnd && index2 == nodeSize(node);
  }
}
function hasBlockDesc(dom) {
  let desc;
  for (let cur = dom; cur; cur = cur.parentNode)
    if (desc = cur.pmViewDesc)
      break;
  return desc && desc.node && desc.node.isBlock && (desc.dom == dom || desc.contentDOM == dom);
}
var selectionCollapsed = function(domSel) {
  return domSel.focusNode && isEquivalentPosition(domSel.focusNode, domSel.focusOffset, domSel.anchorNode, domSel.anchorOffset);
};
function keyEvent(keyCode, key) {
  let event = document.createEvent("Event");
  event.initEvent("keydown", true, true);
  event.keyCode = keyCode;
  event.key = event.code = key;
  return event;
}
function deepActiveElement(doc2) {
  let elt = doc2.activeElement;
  while (elt && elt.shadowRoot)
    elt = elt.shadowRoot.activeElement;
  return elt;
}
function caretFromPoint(doc2, x, y) {
  if (doc2.caretPositionFromPoint) {
    try {
      let pos = doc2.caretPositionFromPoint(x, y);
      if (pos)
        return { node: pos.offsetNode, offset: Math.min(nodeSize(pos.offsetNode), pos.offset) };
    } catch (_) {
    }
  }
  if (doc2.caretRangeFromPoint) {
    let range = doc2.caretRangeFromPoint(x, y);
    if (range)
      return { node: range.startContainer, offset: Math.min(nodeSize(range.startContainer), range.startOffset) };
  }
}
var nav = typeof navigator != "undefined" ? navigator : null;
var doc = typeof document != "undefined" ? document : null;
var agent = nav && nav.userAgent || "";
var ie_edge = /Edge\/(\d+)/.exec(agent);
var ie_upto10 = /MSIE \d/.exec(agent);
var ie_11up = /Trident\/(?:[7-9]|\d{2,})\..*rv:(\d+)/.exec(agent);
var ie = !!(ie_upto10 || ie_11up || ie_edge);
var ie_version = ie_upto10 ? document.documentMode : ie_11up ? +ie_11up[1] : ie_edge ? +ie_edge[1] : 0;
var gecko = !ie && /gecko\/(\d+)/i.test(agent);
gecko && +(/Firefox\/(\d+)/.exec(agent) || [0, 0])[1];
var _chrome = !ie && /Chrome\/(\d+)/.exec(agent);
var chrome = !!_chrome;
var chrome_version = _chrome ? +_chrome[1] : 0;
var safari = !ie && !!nav && /Apple Computer/.test(nav.vendor);
var ios = safari && (/Mobile\/\w+/.test(agent) || !!nav && nav.maxTouchPoints > 2);
var mac = ios || (nav ? /Mac/.test(nav.platform) : false);
var windows = nav ? /Win/.test(nav.platform) : false;
var android = /Android \d/.test(agent);
var webkit = !!doc && "webkitFontSmoothing" in doc.documentElement.style;
var webkit_version = webkit ? +(/\bAppleWebKit\/(\d+)/.exec(navigator.userAgent) || [0, 0])[1] : 0;
function windowRect(doc2) {
  let vp = doc2.defaultView && doc2.defaultView.visualViewport;
  if (vp)
    return {
      left: 0,
      right: vp.width,
      top: 0,
      bottom: vp.height
    };
  return {
    left: 0,
    right: doc2.documentElement.clientWidth,
    top: 0,
    bottom: doc2.documentElement.clientHeight
  };
}
function getSide(value, side) {
  return typeof value == "number" ? value : value[side];
}
function clientRect(node) {
  let rect = node.getBoundingClientRect();
  let scaleX = rect.width / node.offsetWidth || 1;
  let scaleY = rect.height / node.offsetHeight || 1;
  return {
    left: rect.left,
    right: rect.left + node.clientWidth * scaleX,
    top: rect.top,
    bottom: rect.top + node.clientHeight * scaleY
  };
}
function scrollRectIntoView(view, rect, startDOM) {
  let scrollThreshold = view.someProp("scrollThreshold") || 0, scrollMargin = view.someProp("scrollMargin") || 5;
  let doc2 = view.dom.ownerDocument;
  for (let parent = startDOM || view.dom; ; parent = parentNode(parent)) {
    if (!parent)
      break;
    if (parent.nodeType != 1)
      continue;
    let elt = parent;
    let atTop = elt == doc2.body;
    let bounding = atTop ? windowRect(doc2) : clientRect(elt);
    let moveX = 0, moveY = 0;
    if (rect.top < bounding.top + getSide(scrollThreshold, "top"))
      moveY = -(bounding.top - rect.top + getSide(scrollMargin, "top"));
    else if (rect.bottom > bounding.bottom - getSide(scrollThreshold, "bottom"))
      moveY = rect.bottom - rect.top > bounding.bottom - bounding.top ? rect.top + getSide(scrollMargin, "top") - bounding.top : rect.bottom - bounding.bottom + getSide(scrollMargin, "bottom");
    if (rect.left < bounding.left + getSide(scrollThreshold, "left"))
      moveX = -(bounding.left - rect.left + getSide(scrollMargin, "left"));
    else if (rect.right > bounding.right - getSide(scrollThreshold, "right"))
      moveX = rect.right - bounding.right + getSide(scrollMargin, "right");
    if (moveX || moveY) {
      if (atTop) {
        doc2.defaultView.scrollBy(moveX, moveY);
      } else {
        let startX = elt.scrollLeft, startY = elt.scrollTop;
        if (moveY)
          elt.scrollTop += moveY;
        if (moveX)
          elt.scrollLeft += moveX;
        let dX = elt.scrollLeft - startX, dY = elt.scrollTop - startY;
        rect = { left: rect.left - dX, top: rect.top - dY, right: rect.right - dX, bottom: rect.bottom - dY };
      }
    }
    if (atTop || /^(fixed|sticky)$/.test(getComputedStyle(parent).position))
      break;
  }
}
function storeScrollPos(view) {
  let rect = view.dom.getBoundingClientRect(), startY = Math.max(0, rect.top);
  let refDOM, refTop;
  for (let x = (rect.left + rect.right) / 2, y = startY + 1; y < Math.min(innerHeight, rect.bottom); y += 5) {
    let dom = view.root.elementFromPoint(x, y);
    if (!dom || dom == view.dom || !view.dom.contains(dom))
      continue;
    let localRect = dom.getBoundingClientRect();
    if (localRect.top >= startY - 20) {
      refDOM = dom;
      refTop = localRect.top;
      break;
    }
  }
  return { refDOM, refTop, stack: scrollStack(view.dom) };
}
function scrollStack(dom) {
  let stack = [], doc2 = dom.ownerDocument;
  for (let cur = dom; cur; cur = parentNode(cur)) {
    stack.push({ dom: cur, top: cur.scrollTop, left: cur.scrollLeft });
    if (dom == doc2)
      break;
  }
  return stack;
}
function resetScrollPos({ refDOM, refTop, stack }) {
  let newRefTop = refDOM ? refDOM.getBoundingClientRect().top : 0;
  restoreScrollStack(stack, newRefTop == 0 ? 0 : newRefTop - refTop);
}
function restoreScrollStack(stack, dTop) {
  for (let i = 0; i < stack.length; i++) {
    let { dom, top, left } = stack[i];
    if (dom.scrollTop != top + dTop)
      dom.scrollTop = top + dTop;
    if (dom.scrollLeft != left)
      dom.scrollLeft = left;
  }
}
var preventScrollSupported = null;
function focusPreventScroll(dom) {
  if (dom.setActive)
    return dom.setActive();
  if (preventScrollSupported)
    return dom.focus(preventScrollSupported);
  let stored = scrollStack(dom);
  dom.focus(preventScrollSupported == null ? {
    get preventScroll() {
      preventScrollSupported = { preventScroll: true };
      return true;
    }
  } : void 0);
  if (!preventScrollSupported) {
    preventScrollSupported = false;
    restoreScrollStack(stored, 0);
  }
}
function findOffsetInNode(node, coords) {
  let closest, dxClosest = 2e8, coordsClosest, offset = 0;
  let rowBot = coords.top, rowTop = coords.top;
  let firstBelow, coordsBelow;
  for (let child = node.firstChild, childIndex = 0; child; child = child.nextSibling, childIndex++) {
    let rects;
    if (child.nodeType == 1)
      rects = child.getClientRects();
    else if (child.nodeType == 3)
      rects = textRange(child).getClientRects();
    else
      continue;
    for (let i = 0; i < rects.length; i++) {
      let rect = rects[i];
      if (rect.top <= rowBot && rect.bottom >= rowTop) {
        rowBot = Math.max(rect.bottom, rowBot);
        rowTop = Math.min(rect.top, rowTop);
        let dx = rect.left > coords.left ? rect.left - coords.left : rect.right < coords.left ? coords.left - rect.right : 0;
        if (dx < dxClosest) {
          closest = child;
          dxClosest = dx;
          coordsClosest = dx && closest.nodeType == 3 ? {
            left: rect.right < coords.left ? rect.right : rect.left,
            top: coords.top
          } : coords;
          if (child.nodeType == 1 && dx)
            offset = childIndex + (coords.left >= (rect.left + rect.right) / 2 ? 1 : 0);
          continue;
        }
      } else if (rect.top > coords.top && !firstBelow && rect.left <= coords.left && rect.right >= coords.left) {
        firstBelow = child;
        coordsBelow = { left: Math.max(rect.left, Math.min(rect.right, coords.left)), top: rect.top };
      }
      if (!closest && (coords.left >= rect.right && coords.top >= rect.top || coords.left >= rect.left && coords.top >= rect.bottom))
        offset = childIndex + 1;
    }
  }
  if (!closest && firstBelow) {
    closest = firstBelow;
    coordsClosest = coordsBelow;
    dxClosest = 0;
  }
  if (closest && closest.nodeType == 3)
    return findOffsetInText(closest, coordsClosest);
  if (!closest || dxClosest && closest.nodeType == 1)
    return { node, offset };
  return findOffsetInNode(closest, coordsClosest);
}
function findOffsetInText(node, coords) {
  let len = node.nodeValue.length;
  let range = document.createRange();
  for (let i = 0; i < len; i++) {
    range.setEnd(node, i + 1);
    range.setStart(node, i);
    let rect = singleRect(range, 1);
    if (rect.top == rect.bottom)
      continue;
    if (inRect(coords, rect))
      return { node, offset: i + (coords.left >= (rect.left + rect.right) / 2 ? 1 : 0) };
  }
  return { node, offset: 0 };
}
function inRect(coords, rect) {
  return coords.left >= rect.left - 1 && coords.left <= rect.right + 1 && coords.top >= rect.top - 1 && coords.top <= rect.bottom + 1;
}
function targetKludge(dom, coords) {
  let parent = dom.parentNode;
  if (parent && /^li$/i.test(parent.nodeName) && coords.left < dom.getBoundingClientRect().left)
    return parent;
  return dom;
}
function posFromElement(view, elt, coords) {
  let { node, offset } = findOffsetInNode(elt, coords), bias = -1;
  if (node.nodeType == 1 && !node.firstChild) {
    let rect = node.getBoundingClientRect();
    bias = rect.left != rect.right && coords.left > (rect.left + rect.right) / 2 ? 1 : -1;
  }
  return view.docView.posFromDOM(node, offset, bias);
}
function posFromCaret(view, node, offset, coords) {
  let outsideBlock = -1;
  for (let cur = node, sawBlock = false; ; ) {
    if (cur == view.dom)
      break;
    let desc = view.docView.nearestDesc(cur, true);
    if (!desc)
      return null;
    if (desc.dom.nodeType == 1 && (desc.node.isBlock && desc.parent || !desc.contentDOM)) {
      let rect = desc.dom.getBoundingClientRect();
      if (desc.node.isBlock && desc.parent) {
        if (!sawBlock && rect.left > coords.left || rect.top > coords.top)
          outsideBlock = desc.posBefore;
        else if (!sawBlock && rect.right < coords.left || rect.bottom < coords.top)
          outsideBlock = desc.posAfter;
        sawBlock = true;
      }
      if (!desc.contentDOM && outsideBlock < 0 && !desc.node.isText) {
        let before = desc.node.isBlock ? coords.top < (rect.top + rect.bottom) / 2 : coords.left < (rect.left + rect.right) / 2;
        return before ? desc.posBefore : desc.posAfter;
      }
    }
    cur = desc.dom.parentNode;
  }
  return outsideBlock > -1 ? outsideBlock : view.docView.posFromDOM(node, offset, -1);
}
function elementFromPoint(element, coords, box) {
  let len = element.childNodes.length;
  if (len && box.top < box.bottom) {
    for (let startI = Math.max(0, Math.min(len - 1, Math.floor(len * (coords.top - box.top) / (box.bottom - box.top)) - 2)), i = startI; ; ) {
      let child = element.childNodes[i];
      if (child.nodeType == 1) {
        let rects = child.getClientRects();
        for (let j = 0; j < rects.length; j++) {
          let rect = rects[j];
          if (inRect(coords, rect))
            return elementFromPoint(child, coords, rect);
        }
      }
      if ((i = (i + 1) % len) == startI)
        break;
    }
  }
  return element;
}
function posAtCoords(view, coords) {
  let doc2 = view.dom.ownerDocument, node, offset = 0;
  let caret = caretFromPoint(doc2, coords.left, coords.top);
  if (caret)
    ({ node, offset } = caret);
  let elt = (view.root.elementFromPoint ? view.root : doc2).elementFromPoint(coords.left, coords.top);
  let pos;
  if (!elt || !view.dom.contains(elt.nodeType != 1 ? elt.parentNode : elt)) {
    let box = view.dom.getBoundingClientRect();
    if (!inRect(coords, box))
      return null;
    elt = elementFromPoint(view.dom, coords, box);
    if (!elt)
      return null;
  }
  if (safari) {
    for (let p = elt; node && p; p = parentNode(p))
      if (p.draggable)
        node = void 0;
  }
  elt = targetKludge(elt, coords);
  if (node) {
    if (gecko && node.nodeType == 1) {
      offset = Math.min(offset, node.childNodes.length);
      if (offset < node.childNodes.length) {
        let next = node.childNodes[offset], box;
        if (next.nodeName == "IMG" && (box = next.getBoundingClientRect()).right <= coords.left && box.bottom > coords.top)
          offset++;
      }
    }
    let prev;
    if (webkit && offset && node.nodeType == 1 && (prev = node.childNodes[offset - 1]).nodeType == 1 && prev.contentEditable == "false" && prev.getBoundingClientRect().top >= coords.top)
      offset--;
    if (node == view.dom && offset == node.childNodes.length - 1 && node.lastChild.nodeType == 1 && coords.top > node.lastChild.getBoundingClientRect().bottom)
      pos = view.state.doc.content.size;
    else if (offset == 0 || node.nodeType != 1 || node.childNodes[offset - 1].nodeName != "BR")
      pos = posFromCaret(view, node, offset, coords);
  }
  if (pos == null)
    pos = posFromElement(view, elt, coords);
  let desc = view.docView.nearestDesc(elt, true);
  return { pos, inside: desc ? desc.posAtStart - desc.border : -1 };
}
function nonZero(rect) {
  return rect.top < rect.bottom || rect.left < rect.right;
}
function singleRect(target, bias) {
  let rects = target.getClientRects();
  if (rects.length) {
    let first2 = rects[bias < 0 ? 0 : rects.length - 1];
    if (nonZero(first2))
      return first2;
  }
  return Array.prototype.find.call(rects, nonZero) || target.getBoundingClientRect();
}
var BIDI = /[\u0590-\u05f4\u0600-\u06ff\u0700-\u08ac]/;
function coordsAtPos(view, pos, side) {
  let { node, offset, atom } = view.docView.domFromPos(pos, side < 0 ? -1 : 1);
  let supportEmptyRange = webkit || gecko;
  if (node.nodeType == 3) {
    if (supportEmptyRange && (BIDI.test(node.nodeValue) || (side < 0 ? !offset : offset == node.nodeValue.length))) {
      let rect = singleRect(textRange(node, offset, offset), side);
      if (gecko && offset && /\s/.test(node.nodeValue[offset - 1]) && offset < node.nodeValue.length) {
        let rectBefore = singleRect(textRange(node, offset - 1, offset - 1), -1);
        if (rectBefore.top == rect.top) {
          let rectAfter = singleRect(textRange(node, offset, offset + 1), -1);
          if (rectAfter.top != rect.top)
            return flattenV(rectAfter, rectAfter.left < rectBefore.left);
        }
      }
      return rect;
    } else {
      let from = offset, to = offset, takeSide = side < 0 ? 1 : -1;
      if (side < 0 && !offset) {
        to++;
        takeSide = -1;
      } else if (side >= 0 && offset == node.nodeValue.length) {
        from--;
        takeSide = 1;
      } else if (side < 0) {
        from--;
      } else {
        to++;
      }
      return flattenV(singleRect(textRange(node, from, to), takeSide), takeSide < 0);
    }
  }
  let $dom = view.state.doc.resolve(pos - (atom || 0));
  if (!$dom.parent.inlineContent) {
    if (atom == null && offset && (side < 0 || offset == nodeSize(node))) {
      let before = node.childNodes[offset - 1];
      if (before.nodeType == 1)
        return flattenH(before.getBoundingClientRect(), false);
    }
    if (atom == null && offset < nodeSize(node)) {
      let after = node.childNodes[offset];
      if (after.nodeType == 1)
        return flattenH(after.getBoundingClientRect(), true);
    }
    return flattenH(node.getBoundingClientRect(), side >= 0);
  }
  if (atom == null && offset && (side < 0 || offset == nodeSize(node))) {
    let before = node.childNodes[offset - 1];
    let target = before.nodeType == 3 ? textRange(before, nodeSize(before) - (supportEmptyRange ? 0 : 1)) : before.nodeType == 1 && (before.nodeName != "BR" || !before.nextSibling) ? before : null;
    if (target)
      return flattenV(singleRect(target, 1), false);
  }
  if (atom == null && offset < nodeSize(node)) {
    let after = node.childNodes[offset];
    while (after.pmViewDesc && after.pmViewDesc.ignoreForCoords)
      after = after.nextSibling;
    let target = !after ? null : after.nodeType == 3 ? textRange(after, 0, supportEmptyRange ? 0 : 1) : after.nodeType == 1 ? after : null;
    if (target)
      return flattenV(singleRect(target, -1), true);
  }
  return flattenV(singleRect(node.nodeType == 3 ? textRange(node) : node, -side), side >= 0);
}
function flattenV(rect, left) {
  if (rect.width == 0)
    return rect;
  let x = left ? rect.left : rect.right;
  return { top: rect.top, bottom: rect.bottom, left: x, right: x };
}
function flattenH(rect, top) {
  if (rect.height == 0)
    return rect;
  let y = top ? rect.top : rect.bottom;
  return { top: y, bottom: y, left: rect.left, right: rect.right };
}
function withFlushedState(view, state, f) {
  let viewState = view.state, active = view.root.activeElement;
  if (viewState != state)
    view.updateState(state);
  if (active != view.dom)
    view.focus();
  try {
    return f();
  } finally {
    if (viewState != state)
      view.updateState(viewState);
    if (active != view.dom && active)
      active.focus();
  }
}
function endOfTextblockVertical(view, state, dir) {
  let sel = state.selection;
  let $pos = dir == "up" ? sel.$from : sel.$to;
  return withFlushedState(view, state, () => {
    let { node: dom } = view.docView.domFromPos($pos.pos, dir == "up" ? -1 : 1);
    for (; ; ) {
      let nearest = view.docView.nearestDesc(dom, true);
      if (!nearest)
        break;
      if (nearest.node.isBlock) {
        dom = nearest.contentDOM || nearest.dom;
        break;
      }
      dom = nearest.dom.parentNode;
    }
    let coords = coordsAtPos(view, $pos.pos, 1);
    for (let child = dom.firstChild; child; child = child.nextSibling) {
      let boxes;
      if (child.nodeType == 1)
        boxes = child.getClientRects();
      else if (child.nodeType == 3)
        boxes = textRange(child, 0, child.nodeValue.length).getClientRects();
      else
        continue;
      for (let i = 0; i < boxes.length; i++) {
        let box = boxes[i];
        if (box.bottom > box.top + 1 && (dir == "up" ? coords.top - box.top > (box.bottom - coords.top) * 2 : box.bottom - coords.bottom > (coords.bottom - box.top) * 2))
          return false;
      }
    }
    return true;
  });
}
var maybeRTL = /[\u0590-\u08ac]/;
function endOfTextblockHorizontal(view, state, dir) {
  let { $head } = state.selection;
  if (!$head.parent.isTextblock)
    return false;
  let offset = $head.parentOffset, atStart = !offset, atEnd = offset == $head.parent.content.size;
  let sel = view.domSelection();
  if (!sel)
    return $head.pos == $head.start() || $head.pos == $head.end();
  if (!maybeRTL.test($head.parent.textContent) || !sel.modify)
    return dir == "left" || dir == "backward" ? atStart : atEnd;
  return withFlushedState(view, state, () => {
    let { focusNode: oldNode, focusOffset: oldOff, anchorNode, anchorOffset } = view.domSelectionRange();
    let oldBidiLevel = sel.caretBidiLevel;
    sel.modify("move", dir, "character");
    let parentDOM = $head.depth ? view.docView.domAfterPos($head.before()) : view.dom;
    let { focusNode: newNode, focusOffset: newOff } = view.domSelectionRange();
    let result = newNode && !parentDOM.contains(newNode.nodeType == 1 ? newNode : newNode.parentNode) || oldNode == newNode && oldOff == newOff;
    try {
      sel.collapse(anchorNode, anchorOffset);
      if (oldNode && (oldNode != anchorNode || oldOff != anchorOffset) && sel.extend)
        sel.extend(oldNode, oldOff);
    } catch (_) {
    }
    if (oldBidiLevel != null)
      sel.caretBidiLevel = oldBidiLevel;
    return result;
  });
}
var cachedState = null;
var cachedDir = null;
var cachedResult = false;
function endOfTextblock(view, state, dir) {
  if (cachedState == state && cachedDir == dir)
    return cachedResult;
  cachedState = state;
  cachedDir = dir;
  return cachedResult = dir == "up" || dir == "down" ? endOfTextblockVertical(view, state, dir) : endOfTextblockHorizontal(view, state, dir);
}
var NOT_DIRTY = 0;
var CHILD_DIRTY = 1;
var CONTENT_DIRTY = 2;
var NODE_DIRTY = 3;
var ViewDesc = class {
  constructor(parent, children, dom, contentDOM) {
    this.parent = parent;
    this.children = children;
    this.dom = dom;
    this.contentDOM = contentDOM;
    this.dirty = NOT_DIRTY;
    dom.pmViewDesc = this;
  }
  // Used to check whether a given description corresponds to a
  // widget/mark/node.
  matchesWidget(widget) {
    return false;
  }
  matchesMark(mark) {
    return false;
  }
  matchesNode(node, outerDeco, innerDeco) {
    return false;
  }
  matchesHack(nodeName) {
    return false;
  }
  // When parsing in-editor content (in domchange.js), we allow
  // descriptions to determine the parse rules that should be used to
  // parse them.
  parseRule() {
    return null;
  }
  // Used by the editor's event handler to ignore events that come
  // from certain descs.
  stopEvent(event) {
    return false;
  }
  // The size of the content represented by this desc.
  get size() {
    let size = 0;
    for (let i = 0; i < this.children.length; i++)
      size += this.children[i].size;
    return size;
  }
  // For block nodes, this represents the space taken up by their
  // start/end tokens.
  get border() {
    return 0;
  }
  destroy() {
    this.parent = void 0;
    if (this.dom.pmViewDesc == this)
      this.dom.pmViewDesc = void 0;
    for (let i = 0; i < this.children.length; i++)
      this.children[i].destroy();
  }
  posBeforeChild(child) {
    for (let i = 0, pos = this.posAtStart; ; i++) {
      let cur = this.children[i];
      if (cur == child)
        return pos;
      pos += cur.size;
    }
  }
  get posBefore() {
    return this.parent.posBeforeChild(this);
  }
  get posAtStart() {
    return this.parent ? this.parent.posBeforeChild(this) + this.border : 0;
  }
  get posAfter() {
    return this.posBefore + this.size;
  }
  get posAtEnd() {
    return this.posAtStart + this.size - 2 * this.border;
  }
  localPosFromDOM(dom, offset, bias) {
    if (this.contentDOM && this.contentDOM.contains(dom.nodeType == 1 ? dom : dom.parentNode)) {
      if (bias < 0) {
        let domBefore, desc;
        if (dom == this.contentDOM) {
          domBefore = dom.childNodes[offset - 1];
        } else {
          while (dom.parentNode != this.contentDOM)
            dom = dom.parentNode;
          domBefore = dom.previousSibling;
        }
        while (domBefore && !((desc = domBefore.pmViewDesc) && desc.parent == this))
          domBefore = domBefore.previousSibling;
        return domBefore ? this.posBeforeChild(desc) + desc.size : this.posAtStart;
      } else {
        let domAfter, desc;
        if (dom == this.contentDOM) {
          domAfter = dom.childNodes[offset];
        } else {
          while (dom.parentNode != this.contentDOM)
            dom = dom.parentNode;
          domAfter = dom.nextSibling;
        }
        while (domAfter && !((desc = domAfter.pmViewDesc) && desc.parent == this))
          domAfter = domAfter.nextSibling;
        return domAfter ? this.posBeforeChild(desc) : this.posAtEnd;
      }
    }
    let atEnd;
    if (dom == this.dom && this.contentDOM) {
      atEnd = offset > domIndex(this.contentDOM);
    } else if (this.contentDOM && this.contentDOM != this.dom && this.dom.contains(this.contentDOM)) {
      atEnd = dom.compareDocumentPosition(this.contentDOM) & 2;
    } else if (this.dom.firstChild) {
      if (offset == 0)
        for (let search = dom; ; search = search.parentNode) {
          if (search == this.dom) {
            atEnd = false;
            break;
          }
          if (search.previousSibling)
            break;
        }
      if (atEnd == null && offset == dom.childNodes.length)
        for (let search = dom; ; search = search.parentNode) {
          if (search == this.dom) {
            atEnd = true;
            break;
          }
          if (search.nextSibling)
            break;
        }
    }
    return (atEnd == null ? bias > 0 : atEnd) ? this.posAtEnd : this.posAtStart;
  }
  nearestDesc(dom, onlyNodes = false) {
    for (let first2 = true, cur = dom; cur; cur = cur.parentNode) {
      let desc = this.getDesc(cur), nodeDOM;
      if (desc && (!onlyNodes || desc.node)) {
        if (first2 && (nodeDOM = desc.nodeDOM) && !(nodeDOM.nodeType == 1 ? nodeDOM.contains(dom.nodeType == 1 ? dom : dom.parentNode) : nodeDOM == dom))
          first2 = false;
        else
          return desc;
      }
    }
  }
  getDesc(dom) {
    let desc = dom.pmViewDesc;
    for (let cur = desc; cur; cur = cur.parent)
      if (cur == this)
        return desc;
  }
  posFromDOM(dom, offset, bias) {
    for (let scan = dom; scan; scan = scan.parentNode) {
      let desc = this.getDesc(scan);
      if (desc)
        return desc.localPosFromDOM(dom, offset, bias);
    }
    return -1;
  }
  // Find the desc for the node after the given pos, if any. (When a
  // parent node overrode rendering, there might not be one.)
  descAt(pos) {
    for (let i = 0, offset = 0; i < this.children.length; i++) {
      let child = this.children[i], end = offset + child.size;
      if (offset == pos && end != offset) {
        while (!child.border && child.children.length)
          child = child.children[0];
        return child;
      }
      if (pos < end)
        return child.descAt(pos - offset - child.border);
      offset = end;
    }
  }
  domFromPos(pos, side) {
    if (!this.contentDOM)
      return { node: this.dom, offset: 0, atom: pos + 1 };
    let i = 0, offset = 0;
    for (let curPos = 0; i < this.children.length; i++) {
      let child = this.children[i], end = curPos + child.size;
      if (end > pos || child instanceof TrailingHackViewDesc) {
        offset = pos - curPos;
        break;
      }
      curPos = end;
    }
    if (offset)
      return this.children[i].domFromPos(offset - this.children[i].border, side);
    for (let prev; i && !(prev = this.children[i - 1]).size && prev instanceof WidgetViewDesc && prev.side >= 0; i--) {
    }
    if (side <= 0) {
      let prev, enter2 = true;
      for (; ; i--, enter2 = false) {
        prev = i ? this.children[i - 1] : null;
        if (!prev || prev.dom.parentNode == this.contentDOM)
          break;
      }
      if (prev && side && enter2 && !prev.border && !prev.domAtom)
        return prev.domFromPos(prev.size, side);
      return { node: this.contentDOM, offset: prev ? domIndex(prev.dom) + 1 : 0 };
    } else {
      let next, enter2 = true;
      for (; ; i++, enter2 = false) {
        next = i < this.children.length ? this.children[i] : null;
        if (!next || next.dom.parentNode == this.contentDOM)
          break;
      }
      if (next && enter2 && !next.border && !next.domAtom)
        return next.domFromPos(0, side);
      return { node: this.contentDOM, offset: next ? domIndex(next.dom) : this.contentDOM.childNodes.length };
    }
  }
  // Used to find a DOM range in a single parent for a given changed
  // range.
  parseRange(from, to, base2 = 0) {
    if (this.children.length == 0)
      return { node: this.contentDOM, from, to, fromOffset: 0, toOffset: this.contentDOM.childNodes.length };
    let fromOffset = -1, toOffset = -1;
    for (let offset = base2, i = 0; ; i++) {
      let child = this.children[i], end = offset + child.size;
      if (fromOffset == -1 && from <= end) {
        let childBase = offset + child.border;
        if (from >= childBase && to <= end - child.border && child.node && child.contentDOM && this.contentDOM.contains(child.contentDOM))
          return child.parseRange(from, to, childBase);
        from = offset;
        for (let j = i; j > 0; j--) {
          let prev = this.children[j - 1];
          if (prev.size && prev.dom.parentNode == this.contentDOM && !prev.emptyChildAt(1)) {
            fromOffset = domIndex(prev.dom) + 1;
            break;
          }
          from -= prev.size;
        }
        if (fromOffset == -1)
          fromOffset = 0;
      }
      if (fromOffset > -1 && (end > to || i == this.children.length - 1)) {
        to = end;
        for (let j = i + 1; j < this.children.length; j++) {
          let next = this.children[j];
          if (next.size && next.dom.parentNode == this.contentDOM && !next.emptyChildAt(-1)) {
            toOffset = domIndex(next.dom);
            break;
          }
          to += next.size;
        }
        if (toOffset == -1)
          toOffset = this.contentDOM.childNodes.length;
        break;
      }
      offset = end;
    }
    return { node: this.contentDOM, from, to, fromOffset, toOffset };
  }
  emptyChildAt(side) {
    if (this.border || !this.contentDOM || !this.children.length)
      return false;
    let child = this.children[side < 0 ? 0 : this.children.length - 1];
    return child.size == 0 || child.emptyChildAt(side);
  }
  domAfterPos(pos) {
    let { node, offset } = this.domFromPos(pos, 0);
    if (node.nodeType != 1 || offset == node.childNodes.length)
      throw new RangeError("No node after pos " + pos);
    return node.childNodes[offset];
  }
  // View descs are responsible for setting any selection that falls
  // entirely inside of them, so that custom implementations can do
  // custom things with the selection. Note that this falls apart when
  // a selection starts in such a node and ends in another, in which
  // case we just use whatever domFromPos produces as a best effort.
  setSelection(anchor, head, view, force = false) {
    let from = Math.min(anchor, head), to = Math.max(anchor, head);
    for (let i = 0, offset = 0; i < this.children.length; i++) {
      let child = this.children[i], end = offset + child.size;
      if (from > offset && to < end)
        return child.setSelection(anchor - offset - child.border, head - offset - child.border, view, force);
      offset = end;
    }
    let anchorDOM = this.domFromPos(anchor, anchor ? -1 : 1);
    let headDOM = head == anchor ? anchorDOM : this.domFromPos(head, head ? -1 : 1);
    let domSel = view.root.getSelection();
    let selRange = view.domSelectionRange();
    let brKludge = false;
    if ((gecko || safari) && anchor == head) {
      let { node, offset } = anchorDOM;
      if (node.nodeType == 3) {
        brKludge = !!(offset && node.nodeValue[offset - 1] == "\n");
        if (brKludge && offset == node.nodeValue.length) {
          for (let scan = node, after; scan; scan = scan.parentNode) {
            if (after = scan.nextSibling) {
              if (after.nodeName == "BR")
                anchorDOM = headDOM = { node: after.parentNode, offset: domIndex(after) + 1 };
              break;
            }
            let desc = scan.pmViewDesc;
            if (desc && desc.node && desc.node.isBlock)
              break;
          }
        }
      } else {
        let prev = node.childNodes[offset - 1];
        brKludge = prev && (prev.nodeName == "BR" || prev.contentEditable == "false");
      }
    }
    if (gecko && selRange.focusNode && selRange.focusNode != headDOM.node && selRange.focusNode.nodeType == 1) {
      let after = selRange.focusNode.childNodes[selRange.focusOffset];
      if (after && after.contentEditable == "false")
        force = true;
    }
    if (!(force || brKludge && safari) && isEquivalentPosition(anchorDOM.node, anchorDOM.offset, selRange.anchorNode, selRange.anchorOffset) && isEquivalentPosition(headDOM.node, headDOM.offset, selRange.focusNode, selRange.focusOffset))
      return;
    let domSelExtended = false;
    if ((domSel.extend || anchor == head) && !brKludge) {
      domSel.collapse(anchorDOM.node, anchorDOM.offset);
      try {
        if (anchor != head)
          domSel.extend(headDOM.node, headDOM.offset);
        domSelExtended = true;
      } catch (_) {
      }
    }
    if (!domSelExtended) {
      if (anchor > head) {
        let tmp = anchorDOM;
        anchorDOM = headDOM;
        headDOM = tmp;
      }
      let range = document.createRange();
      range.setEnd(headDOM.node, headDOM.offset);
      range.setStart(anchorDOM.node, anchorDOM.offset);
      domSel.removeAllRanges();
      domSel.addRange(range);
    }
  }
  ignoreMutation(mutation) {
    return !this.contentDOM && mutation.type != "selection";
  }
  get contentLost() {
    return this.contentDOM && this.contentDOM != this.dom && !this.dom.contains(this.contentDOM);
  }
  // Remove a subtree of the element tree that has been touched
  // by a DOM change, so that the next update will redraw it.
  markDirty(from, to) {
    for (let offset = 0, i = 0; i < this.children.length; i++) {
      let child = this.children[i], end = offset + child.size;
      if (offset == end ? from <= end && to >= offset : from < end && to > offset) {
        let startInside = offset + child.border, endInside = end - child.border;
        if (from >= startInside && to <= endInside) {
          this.dirty = from == offset || to == end ? CONTENT_DIRTY : CHILD_DIRTY;
          if (from == startInside && to == endInside && (child.contentLost || child.dom.parentNode != this.contentDOM))
            child.dirty = NODE_DIRTY;
          else
            child.markDirty(from - startInside, to - startInside);
          return;
        } else {
          child.dirty = child.dom == child.contentDOM && child.dom.parentNode == this.contentDOM && !child.children.length ? CONTENT_DIRTY : NODE_DIRTY;
        }
      }
      offset = end;
    }
    this.dirty = CONTENT_DIRTY;
  }
  markParentsDirty() {
    let level = 1;
    for (let node = this.parent; node; node = node.parent, level++) {
      let dirty = level == 1 ? CONTENT_DIRTY : CHILD_DIRTY;
      if (node.dirty < dirty)
        node.dirty = dirty;
    }
  }
  get domAtom() {
    return false;
  }
  get ignoreForCoords() {
    return false;
  }
  isText(text) {
    return false;
  }
};
var WidgetViewDesc = class extends ViewDesc {
  constructor(parent, widget, view, pos) {
    let self, dom = widget.type.toDOM;
    if (typeof dom == "function")
      dom = dom(view, () => {
        if (!self)
          return pos;
        if (self.parent)
          return self.parent.posBeforeChild(self);
      });
    if (!widget.type.spec.raw) {
      if (dom.nodeType != 1) {
        let wrap = document.createElement("span");
        wrap.appendChild(dom);
        dom = wrap;
      }
      dom.contentEditable = "false";
      dom.classList.add("ProseMirror-widget");
    }
    super(parent, [], dom, null);
    this.widget = widget;
    this.widget = widget;
    self = this;
  }
  matchesWidget(widget) {
    return this.dirty == NOT_DIRTY && widget.type.eq(this.widget.type);
  }
  parseRule() {
    return { ignore: true };
  }
  stopEvent(event) {
    let stop = this.widget.spec.stopEvent;
    return stop ? stop(event) : false;
  }
  ignoreMutation(mutation) {
    return mutation.type != "selection" || this.widget.spec.ignoreSelection;
  }
  destroy() {
    this.widget.type.destroy(this.dom);
    super.destroy();
  }
  get domAtom() {
    return true;
  }
  get side() {
    return this.widget.type.side;
  }
};
var CompositionViewDesc = class extends ViewDesc {
  constructor(parent, dom, textDOM, text) {
    super(parent, [], dom, null);
    this.textDOM = textDOM;
    this.text = text;
  }
  get size() {
    return this.text.length;
  }
  localPosFromDOM(dom, offset) {
    if (dom != this.textDOM)
      return this.posAtStart + (offset ? this.size : 0);
    return this.posAtStart + offset;
  }
  domFromPos(pos) {
    return { node: this.textDOM, offset: pos };
  }
  ignoreMutation(mut) {
    return mut.type === "characterData" && mut.target.nodeValue == mut.oldValue;
  }
};
var MarkViewDesc = class _MarkViewDesc extends ViewDesc {
  constructor(parent, mark, dom, contentDOM, spec) {
    super(parent, [], dom, contentDOM);
    this.mark = mark;
    this.spec = spec;
  }
  static create(parent, mark, inline, view) {
    let custom = view.nodeViews[mark.type.name];
    let spec = custom && custom(mark, view, inline);
    if (!spec || !spec.dom)
      spec = DOMSerializer.renderSpec(document, mark.type.spec.toDOM(mark, inline), null, mark.attrs);
    return new _MarkViewDesc(parent, mark, spec.dom, spec.contentDOM || spec.dom, spec);
  }
  parseRule() {
    if (this.dirty & NODE_DIRTY || this.mark.type.spec.reparseInView)
      return null;
    return { mark: this.mark.type.name, attrs: this.mark.attrs, contentElement: this.contentDOM };
  }
  matchesMark(mark) {
    return this.dirty != NODE_DIRTY && this.mark.eq(mark);
  }
  markDirty(from, to) {
    super.markDirty(from, to);
    if (this.dirty != NOT_DIRTY) {
      let parent = this.parent;
      while (!parent.node)
        parent = parent.parent;
      if (parent.dirty < this.dirty)
        parent.dirty = this.dirty;
      this.dirty = NOT_DIRTY;
    }
  }
  slice(from, to, view) {
    let copy = _MarkViewDesc.create(this.parent, this.mark, true, view);
    let nodes = this.children, size = this.size;
    if (to < size)
      nodes = replaceNodes(nodes, to, size, view);
    if (from > 0)
      nodes = replaceNodes(nodes, 0, from, view);
    for (let i = 0; i < nodes.length; i++)
      nodes[i].parent = copy;
    copy.children = nodes;
    return copy;
  }
  ignoreMutation(mutation) {
    return this.spec.ignoreMutation ? this.spec.ignoreMutation(mutation) : super.ignoreMutation(mutation);
  }
  destroy() {
    if (this.spec.destroy)
      this.spec.destroy();
    super.destroy();
  }
};
var NodeViewDesc = class _NodeViewDesc extends ViewDesc {
  constructor(parent, node, outerDeco, innerDeco, dom, contentDOM, nodeDOM, view, pos) {
    super(parent, [], dom, contentDOM);
    this.node = node;
    this.outerDeco = outerDeco;
    this.innerDeco = innerDeco;
    this.nodeDOM = nodeDOM;
  }
  // By default, a node is rendered using the `toDOM` method from the
  // node type spec. But client code can use the `nodeViews` spec to
  // supply a custom node view, which can influence various aspects of
  // the way the node works.
  //
  // (Using subclassing for this was intentionally decided against,
  // since it'd require exposing a whole slew of finicky
  // implementation details to the user code that they probably will
  // never need.)
  static create(parent, node, outerDeco, innerDeco, view, pos) {
    let custom = view.nodeViews[node.type.name], descObj;
    let spec = custom && custom(node, view, () => {
      if (!descObj)
        return pos;
      if (descObj.parent)
        return descObj.parent.posBeforeChild(descObj);
    }, outerDeco, innerDeco);
    let dom = spec && spec.dom, contentDOM = spec && spec.contentDOM;
    if (node.isText) {
      if (!dom)
        dom = document.createTextNode(node.text);
      else if (dom.nodeType != 3)
        throw new RangeError("Text must be rendered as a DOM text node");
    } else if (!dom) {
      let spec2 = DOMSerializer.renderSpec(document, node.type.spec.toDOM(node), null, node.attrs);
      ({ dom, contentDOM } = spec2);
    }
    if (!contentDOM && !node.isText && dom.nodeName != "BR") {
      if (!dom.hasAttribute("contenteditable"))
        dom.contentEditable = "false";
      if (node.type.spec.draggable)
        dom.draggable = true;
    }
    let nodeDOM = dom;
    dom = applyOuterDeco(dom, outerDeco, node);
    if (spec)
      return descObj = new CustomNodeViewDesc(parent, node, outerDeco, innerDeco, dom, contentDOM || null, nodeDOM, spec, view, pos + 1);
    else if (node.isText)
      return new TextViewDesc(parent, node, outerDeco, innerDeco, dom, nodeDOM, view);
    else
      return new _NodeViewDesc(parent, node, outerDeco, innerDeco, dom, contentDOM || null, nodeDOM, view, pos + 1);
  }
  parseRule() {
    if (this.node.type.spec.reparseInView)
      return null;
    let rule = { node: this.node.type.name, attrs: this.node.attrs };
    if (this.node.type.whitespace == "pre")
      rule.preserveWhitespace = "full";
    if (!this.contentDOM) {
      rule.getContent = () => this.node.content;
    } else if (!this.contentLost) {
      rule.contentElement = this.contentDOM;
    } else {
      for (let i = this.children.length - 1; i >= 0; i--) {
        let child = this.children[i];
        if (this.dom.contains(child.dom.parentNode)) {
          rule.contentElement = child.dom.parentNode;
          break;
        }
      }
      if (!rule.contentElement)
        rule.getContent = () => Fragment.empty;
    }
    return rule;
  }
  matchesNode(node, outerDeco, innerDeco) {
    return this.dirty == NOT_DIRTY && node.eq(this.node) && sameOuterDeco(outerDeco, this.outerDeco) && innerDeco.eq(this.innerDeco);
  }
  get size() {
    return this.node.nodeSize;
  }
  get border() {
    return this.node.isLeaf ? 0 : 1;
  }
  // Syncs `this.children` to match `this.node.content` and the local
  // decorations, possibly introducing nesting for marks. Then, in a
  // separate step, syncs the DOM inside `this.contentDOM` to
  // `this.children`.
  updateChildren(view, pos) {
    let inline = this.node.inlineContent, off = pos;
    let composition = view.composing ? this.localCompositionInfo(view, pos) : null;
    let localComposition = composition && composition.pos > -1 ? composition : null;
    let compositionInChild = composition && composition.pos < 0;
    let updater = new ViewTreeUpdater(this, localComposition && localComposition.node, view);
    iterDeco(this.node, this.innerDeco, (widget, i, insideNode) => {
      if (widget.spec.marks)
        updater.syncToMarks(widget.spec.marks, inline, view);
      else if (widget.type.side >= 0 && !insideNode)
        updater.syncToMarks(i == this.node.childCount ? Mark.none : this.node.child(i).marks, inline, view);
      updater.placeWidget(widget, view, off);
    }, (child, outerDeco, innerDeco, i) => {
      updater.syncToMarks(child.marks, inline, view);
      let compIndex;
      if (updater.findNodeMatch(child, outerDeco, innerDeco, i)) ;
      else if (compositionInChild && view.state.selection.from > off && view.state.selection.to < off + child.nodeSize && (compIndex = updater.findIndexWithChild(composition.node)) > -1 && updater.updateNodeAt(child, outerDeco, innerDeco, compIndex, view)) ;
      else if (updater.updateNextNode(child, outerDeco, innerDeco, view, i, off)) ;
      else {
        updater.addNode(child, outerDeco, innerDeco, view, off);
      }
      off += child.nodeSize;
    });
    updater.syncToMarks([], inline, view);
    if (this.node.isTextblock)
      updater.addTextblockHacks();
    updater.destroyRest();
    if (updater.changed || this.dirty == CONTENT_DIRTY) {
      if (localComposition)
        this.protectLocalComposition(view, localComposition);
      renderDescs(this.contentDOM, this.children, view);
      if (ios)
        iosHacks(this.dom);
    }
  }
  localCompositionInfo(view, pos) {
    let { from, to } = view.state.selection;
    if (!(view.state.selection instanceof TextSelection) || from < pos || to > pos + this.node.content.size)
      return null;
    let textNode = view.input.compositionNode;
    if (!textNode || !this.dom.contains(textNode.parentNode))
      return null;
    if (this.node.inlineContent) {
      let text = textNode.nodeValue;
      let textPos = findTextInFragment(this.node.content, text, from - pos, to - pos);
      return textPos < 0 ? null : { node: textNode, pos: textPos, text };
    } else {
      return { node: textNode, pos: -1, text: "" };
    }
  }
  protectLocalComposition(view, { node, pos, text }) {
    if (this.getDesc(node))
      return;
    let topNode = node;
    for (; ; topNode = topNode.parentNode) {
      if (topNode.parentNode == this.contentDOM)
        break;
      while (topNode.previousSibling)
        topNode.parentNode.removeChild(topNode.previousSibling);
      while (topNode.nextSibling)
        topNode.parentNode.removeChild(topNode.nextSibling);
      if (topNode.pmViewDesc)
        topNode.pmViewDesc = void 0;
    }
    let desc = new CompositionViewDesc(this, topNode, node, text);
    view.input.compositionNodes.push(desc);
    this.children = replaceNodes(this.children, pos, pos + text.length, view, desc);
  }
  // If this desc must be updated to match the given node decoration,
  // do so and return true.
  update(node, outerDeco, innerDeco, view) {
    if (this.dirty == NODE_DIRTY || !node.sameMarkup(this.node))
      return false;
    this.updateInner(node, outerDeco, innerDeco, view);
    return true;
  }
  updateInner(node, outerDeco, innerDeco, view) {
    this.updateOuterDeco(outerDeco);
    this.node = node;
    this.innerDeco = innerDeco;
    if (this.contentDOM)
      this.updateChildren(view, this.posAtStart);
    this.dirty = NOT_DIRTY;
  }
  updateOuterDeco(outerDeco) {
    if (sameOuterDeco(outerDeco, this.outerDeco))
      return;
    let needsWrap = this.nodeDOM.nodeType != 1;
    let oldDOM = this.dom;
    this.dom = patchOuterDeco(this.dom, this.nodeDOM, computeOuterDeco(this.outerDeco, this.node, needsWrap), computeOuterDeco(outerDeco, this.node, needsWrap));
    if (this.dom != oldDOM) {
      oldDOM.pmViewDesc = void 0;
      this.dom.pmViewDesc = this;
    }
    this.outerDeco = outerDeco;
  }
  // Mark this node as being the selected node.
  selectNode() {
    if (this.nodeDOM.nodeType == 1)
      this.nodeDOM.classList.add("ProseMirror-selectednode");
    if (this.contentDOM || !this.node.type.spec.draggable)
      this.dom.draggable = true;
  }
  // Remove selected node marking from this node.
  deselectNode() {
    if (this.nodeDOM.nodeType == 1) {
      this.nodeDOM.classList.remove("ProseMirror-selectednode");
      if (this.contentDOM || !this.node.type.spec.draggable)
        this.dom.removeAttribute("draggable");
    }
  }
  get domAtom() {
    return this.node.isAtom;
  }
};
function docViewDesc(doc2, outerDeco, innerDeco, dom, view) {
  applyOuterDeco(dom, outerDeco, doc2);
  let docView = new NodeViewDesc(void 0, doc2, outerDeco, innerDeco, dom, dom, dom, view, 0);
  if (docView.contentDOM)
    docView.updateChildren(view, 0);
  return docView;
}
var TextViewDesc = class _TextViewDesc extends NodeViewDesc {
  constructor(parent, node, outerDeco, innerDeco, dom, nodeDOM, view) {
    super(parent, node, outerDeco, innerDeco, dom, null, nodeDOM, view, 0);
  }
  parseRule() {
    let skip = this.nodeDOM.parentNode;
    while (skip && skip != this.dom && !skip.pmIsDeco)
      skip = skip.parentNode;
    return { skip: skip || true };
  }
  update(node, outerDeco, innerDeco, view) {
    if (this.dirty == NODE_DIRTY || this.dirty != NOT_DIRTY && !this.inParent() || !node.sameMarkup(this.node))
      return false;
    this.updateOuterDeco(outerDeco);
    if ((this.dirty != NOT_DIRTY || node.text != this.node.text) && node.text != this.nodeDOM.nodeValue) {
      this.nodeDOM.nodeValue = node.text;
      if (view.trackWrites == this.nodeDOM)
        view.trackWrites = null;
    }
    this.node = node;
    this.dirty = NOT_DIRTY;
    return true;
  }
  inParent() {
    let parentDOM = this.parent.contentDOM;
    for (let n = this.nodeDOM; n; n = n.parentNode)
      if (n == parentDOM)
        return true;
    return false;
  }
  domFromPos(pos) {
    return { node: this.nodeDOM, offset: pos };
  }
  localPosFromDOM(dom, offset, bias) {
    if (dom == this.nodeDOM)
      return this.posAtStart + Math.min(offset, this.node.text.length);
    return super.localPosFromDOM(dom, offset, bias);
  }
  ignoreMutation(mutation) {
    return mutation.type != "characterData" && mutation.type != "selection";
  }
  slice(from, to, view) {
    let node = this.node.cut(from, to), dom = document.createTextNode(node.text);
    return new _TextViewDesc(this.parent, node, this.outerDeco, this.innerDeco, dom, dom, view);
  }
  markDirty(from, to) {
    super.markDirty(from, to);
    if (this.dom != this.nodeDOM && (from == 0 || to == this.nodeDOM.nodeValue.length))
      this.dirty = NODE_DIRTY;
  }
  get domAtom() {
    return false;
  }
  isText(text) {
    return this.node.text == text;
  }
};
var TrailingHackViewDesc = class extends ViewDesc {
  parseRule() {
    return { ignore: true };
  }
  matchesHack(nodeName) {
    return this.dirty == NOT_DIRTY && this.dom.nodeName == nodeName;
  }
  get domAtom() {
    return true;
  }
  get ignoreForCoords() {
    return this.dom.nodeName == "IMG";
  }
};
var CustomNodeViewDesc = class extends NodeViewDesc {
  constructor(parent, node, outerDeco, innerDeco, dom, contentDOM, nodeDOM, spec, view, pos) {
    super(parent, node, outerDeco, innerDeco, dom, contentDOM, nodeDOM, view, pos);
    this.spec = spec;
  }
  // A custom `update` method gets to decide whether the update goes
  // through. If it does, and there's a `contentDOM` node, our logic
  // updates the children.
  update(node, outerDeco, innerDeco, view) {
    if (this.dirty == NODE_DIRTY)
      return false;
    if (this.spec.update && (this.node.type == node.type || this.spec.multiType)) {
      let result = this.spec.update(node, outerDeco, innerDeco);
      if (result)
        this.updateInner(node, outerDeco, innerDeco, view);
      return result;
    } else if (!this.contentDOM && !node.isLeaf) {
      return false;
    } else {
      return super.update(node, outerDeco, innerDeco, view);
    }
  }
  selectNode() {
    this.spec.selectNode ? this.spec.selectNode() : super.selectNode();
  }
  deselectNode() {
    this.spec.deselectNode ? this.spec.deselectNode() : super.deselectNode();
  }
  setSelection(anchor, head, view, force) {
    this.spec.setSelection ? this.spec.setSelection(anchor, head, view.root) : super.setSelection(anchor, head, view, force);
  }
  destroy() {
    if (this.spec.destroy)
      this.spec.destroy();
    super.destroy();
  }
  stopEvent(event) {
    return this.spec.stopEvent ? this.spec.stopEvent(event) : false;
  }
  ignoreMutation(mutation) {
    return this.spec.ignoreMutation ? this.spec.ignoreMutation(mutation) : super.ignoreMutation(mutation);
  }
};
function renderDescs(parentDOM, descs, view) {
  let dom = parentDOM.firstChild, written = false;
  for (let i = 0; i < descs.length; i++) {
    let desc = descs[i], childDOM = desc.dom;
    if (childDOM.parentNode == parentDOM) {
      while (childDOM != dom) {
        dom = rm(dom);
        written = true;
      }
      dom = dom.nextSibling;
    } else {
      written = true;
      parentDOM.insertBefore(childDOM, dom);
    }
    if (desc instanceof MarkViewDesc) {
      let pos = dom ? dom.previousSibling : parentDOM.lastChild;
      renderDescs(desc.contentDOM, desc.children, view);
      dom = pos ? pos.nextSibling : parentDOM.firstChild;
    }
  }
  while (dom) {
    dom = rm(dom);
    written = true;
  }
  if (written && view.trackWrites == parentDOM)
    view.trackWrites = null;
}
var OuterDecoLevel = function(nodeName) {
  if (nodeName)
    this.nodeName = nodeName;
};
OuterDecoLevel.prototype = /* @__PURE__ */ Object.create(null);
var noDeco = [new OuterDecoLevel()];
function computeOuterDeco(outerDeco, node, needsWrap) {
  if (outerDeco.length == 0)
    return noDeco;
  let top = needsWrap ? noDeco[0] : new OuterDecoLevel(), result = [top];
  for (let i = 0; i < outerDeco.length; i++) {
    let attrs = outerDeco[i].type.attrs;
    if (!attrs)
      continue;
    if (attrs.nodeName)
      result.push(top = new OuterDecoLevel(attrs.nodeName));
    for (let name in attrs) {
      let val = attrs[name];
      if (val == null)
        continue;
      if (needsWrap && result.length == 1)
        result.push(top = new OuterDecoLevel(node.isInline ? "span" : "div"));
      if (name == "class")
        top.class = (top.class ? top.class + " " : "") + val;
      else if (name == "style")
        top.style = (top.style ? top.style + ";" : "") + val;
      else if (name != "nodeName")
        top[name] = val;
    }
  }
  return result;
}
function patchOuterDeco(outerDOM, nodeDOM, prevComputed, curComputed) {
  if (prevComputed == noDeco && curComputed == noDeco)
    return nodeDOM;
  let curDOM = nodeDOM;
  for (let i = 0; i < curComputed.length; i++) {
    let deco = curComputed[i], prev = prevComputed[i];
    if (i) {
      let parent;
      if (prev && prev.nodeName == deco.nodeName && curDOM != outerDOM && (parent = curDOM.parentNode) && parent.nodeName.toLowerCase() == deco.nodeName) {
        curDOM = parent;
      } else {
        parent = document.createElement(deco.nodeName);
        parent.pmIsDeco = true;
        parent.appendChild(curDOM);
        prev = noDeco[0];
        curDOM = parent;
      }
    }
    patchAttributes(curDOM, prev || noDeco[0], deco);
  }
  return curDOM;
}
function patchAttributes(dom, prev, cur) {
  for (let name in prev)
    if (name != "class" && name != "style" && name != "nodeName" && !(name in cur))
      dom.removeAttribute(name);
  for (let name in cur)
    if (name != "class" && name != "style" && name != "nodeName" && cur[name] != prev[name])
      dom.setAttribute(name, cur[name]);
  if (prev.class != cur.class) {
    let prevList = prev.class ? prev.class.split(" ").filter(Boolean) : [];
    let curList = cur.class ? cur.class.split(" ").filter(Boolean) : [];
    for (let i = 0; i < prevList.length; i++)
      if (curList.indexOf(prevList[i]) == -1)
        dom.classList.remove(prevList[i]);
    for (let i = 0; i < curList.length; i++)
      if (prevList.indexOf(curList[i]) == -1)
        dom.classList.add(curList[i]);
    if (dom.classList.length == 0)
      dom.removeAttribute("class");
  }
  if (prev.style != cur.style) {
    if (prev.style) {
      let prop = /\s*([\w\-\xa1-\uffff]+)\s*:(?:"(?:\\.|[^"])*"|'(?:\\.|[^'])*'|\(.*?\)|[^;])*/g, m;
      while (m = prop.exec(prev.style))
        dom.style.removeProperty(m[1]);
    }
    if (cur.style)
      dom.style.cssText += cur.style;
  }
}
function applyOuterDeco(dom, deco, node) {
  return patchOuterDeco(dom, dom, noDeco, computeOuterDeco(deco, node, dom.nodeType != 1));
}
function sameOuterDeco(a, b) {
  if (a.length != b.length)
    return false;
  for (let i = 0; i < a.length; i++)
    if (!a[i].type.eq(b[i].type))
      return false;
  return true;
}
function rm(dom) {
  let next = dom.nextSibling;
  dom.parentNode.removeChild(dom);
  return next;
}
var ViewTreeUpdater = class {
  constructor(top, lock, view) {
    this.lock = lock;
    this.view = view;
    this.index = 0;
    this.stack = [];
    this.changed = false;
    this.top = top;
    this.preMatch = preMatch(top.node.content, top);
  }
  // Destroy and remove the children between the given indices in
  // `this.top`.
  destroyBetween(start, end) {
    if (start == end)
      return;
    for (let i = start; i < end; i++)
      this.top.children[i].destroy();
    this.top.children.splice(start, end - start);
    this.changed = true;
  }
  // Destroy all remaining children in `this.top`.
  destroyRest() {
    this.destroyBetween(this.index, this.top.children.length);
  }
  // Sync the current stack of mark descs with the given array of
  // marks, reusing existing mark descs when possible.
  syncToMarks(marks, inline, view) {
    let keep = 0, depth = this.stack.length >> 1;
    let maxKeep = Math.min(depth, marks.length);
    while (keep < maxKeep && (keep == depth - 1 ? this.top : this.stack[keep + 1 << 1]).matchesMark(marks[keep]) && marks[keep].type.spec.spanning !== false)
      keep++;
    while (keep < depth) {
      this.destroyRest();
      this.top.dirty = NOT_DIRTY;
      this.index = this.stack.pop();
      this.top = this.stack.pop();
      depth--;
    }
    while (depth < marks.length) {
      this.stack.push(this.top, this.index + 1);
      let found = -1;
      for (let i = this.index; i < Math.min(this.index + 3, this.top.children.length); i++) {
        let next = this.top.children[i];
        if (next.matchesMark(marks[depth]) && !this.isLocked(next.dom)) {
          found = i;
          break;
        }
      }
      if (found > -1) {
        if (found > this.index) {
          this.changed = true;
          this.destroyBetween(this.index, found);
        }
        this.top = this.top.children[this.index];
      } else {
        let markDesc = MarkViewDesc.create(this.top, marks[depth], inline, view);
        this.top.children.splice(this.index, 0, markDesc);
        this.top = markDesc;
        this.changed = true;
      }
      this.index = 0;
      depth++;
    }
  }
  // Try to find a node desc matching the given data. Skip over it and
  // return true when successful.
  findNodeMatch(node, outerDeco, innerDeco, index2) {
    let found = -1, targetDesc;
    if (index2 >= this.preMatch.index && (targetDesc = this.preMatch.matches[index2 - this.preMatch.index]).parent == this.top && targetDesc.matchesNode(node, outerDeco, innerDeco)) {
      found = this.top.children.indexOf(targetDesc, this.index);
    } else {
      for (let i = this.index, e = Math.min(this.top.children.length, i + 5); i < e; i++) {
        let child = this.top.children[i];
        if (child.matchesNode(node, outerDeco, innerDeco) && !this.preMatch.matched.has(child)) {
          found = i;
          break;
        }
      }
    }
    if (found < 0)
      return false;
    this.destroyBetween(this.index, found);
    this.index++;
    return true;
  }
  updateNodeAt(node, outerDeco, innerDeco, index2, view) {
    let child = this.top.children[index2];
    if (child.dirty == NODE_DIRTY && child.dom == child.contentDOM)
      child.dirty = CONTENT_DIRTY;
    if (!child.update(node, outerDeco, innerDeco, view))
      return false;
    this.destroyBetween(this.index, index2);
    this.index++;
    return true;
  }
  findIndexWithChild(domNode) {
    for (; ; ) {
      let parent = domNode.parentNode;
      if (!parent)
        return -1;
      if (parent == this.top.contentDOM) {
        let desc = domNode.pmViewDesc;
        if (desc)
          for (let i = this.index; i < this.top.children.length; i++) {
            if (this.top.children[i] == desc)
              return i;
          }
        return -1;
      }
      domNode = parent;
    }
  }
  // Try to update the next node, if any, to the given data. Checks
  // pre-matches to avoid overwriting nodes that could still be used.
  updateNextNode(node, outerDeco, innerDeco, view, index2, pos) {
    for (let i = this.index; i < this.top.children.length; i++) {
      let next = this.top.children[i];
      if (next instanceof NodeViewDesc) {
        let preMatch2 = this.preMatch.matched.get(next);
        if (preMatch2 != null && preMatch2 != index2)
          return false;
        let nextDOM = next.dom, updated;
        let locked = this.isLocked(nextDOM) && !(node.isText && next.node && next.node.isText && next.nodeDOM.nodeValue == node.text && next.dirty != NODE_DIRTY && sameOuterDeco(outerDeco, next.outerDeco));
        if (!locked && next.update(node, outerDeco, innerDeco, view)) {
          this.destroyBetween(this.index, i);
          if (next.dom != nextDOM)
            this.changed = true;
          this.index++;
          return true;
        } else if (!locked && (updated = this.recreateWrapper(next, node, outerDeco, innerDeco, view, pos))) {
          this.destroyBetween(this.index, i);
          this.top.children[this.index] = updated;
          if (updated.contentDOM) {
            updated.dirty = CONTENT_DIRTY;
            updated.updateChildren(view, pos + 1);
            updated.dirty = NOT_DIRTY;
          }
          this.changed = true;
          this.index++;
          return true;
        }
        break;
      }
    }
    return false;
  }
  // When a node with content is replaced by a different node with
  // identical content, move over its children.
  recreateWrapper(next, node, outerDeco, innerDeco, view, pos) {
    if (next.dirty || node.isAtom || !next.children.length || !next.node.content.eq(node.content) || !sameOuterDeco(outerDeco, next.outerDeco) || !innerDeco.eq(next.innerDeco))
      return null;
    let wrapper = NodeViewDesc.create(this.top, node, outerDeco, innerDeco, view, pos);
    if (wrapper.contentDOM) {
      wrapper.children = next.children;
      next.children = [];
      for (let ch of wrapper.children)
        ch.parent = wrapper;
    }
    next.destroy();
    return wrapper;
  }
  // Insert the node as a newly created node desc.
  addNode(node, outerDeco, innerDeco, view, pos) {
    let desc = NodeViewDesc.create(this.top, node, outerDeco, innerDeco, view, pos);
    if (desc.contentDOM)
      desc.updateChildren(view, pos + 1);
    this.top.children.splice(this.index++, 0, desc);
    this.changed = true;
  }
  placeWidget(widget, view, pos) {
    let next = this.index < this.top.children.length ? this.top.children[this.index] : null;
    if (next && next.matchesWidget(widget) && (widget == next.widget || !next.widget.type.toDOM.parentNode)) {
      this.index++;
    } else {
      let desc = new WidgetViewDesc(this.top, widget, view, pos);
      this.top.children.splice(this.index++, 0, desc);
      this.changed = true;
    }
  }
  // Make sure a textblock looks and behaves correctly in
  // contentEditable.
  addTextblockHacks() {
    let lastChild = this.top.children[this.index - 1], parent = this.top;
    while (lastChild instanceof MarkViewDesc) {
      parent = lastChild;
      lastChild = parent.children[parent.children.length - 1];
    }
    if (!lastChild || // Empty textblock
    !(lastChild instanceof TextViewDesc) || /\n$/.test(lastChild.node.text) || this.view.requiresGeckoHackNode && /\s$/.test(lastChild.node.text)) {
      if ((safari || chrome) && lastChild && lastChild.dom.contentEditable == "false")
        this.addHackNode("IMG", parent);
      this.addHackNode("BR", this.top);
    }
  }
  addHackNode(nodeName, parent) {
    if (parent == this.top && this.index < parent.children.length && parent.children[this.index].matchesHack(nodeName)) {
      this.index++;
    } else {
      let dom = document.createElement(nodeName);
      if (nodeName == "IMG") {
        dom.className = "ProseMirror-separator";
        dom.alt = "";
      }
      if (nodeName == "BR")
        dom.className = "ProseMirror-trailingBreak";
      let hack = new TrailingHackViewDesc(this.top, [], dom, null);
      if (parent != this.top)
        parent.children.push(hack);
      else
        parent.children.splice(this.index++, 0, hack);
      this.changed = true;
    }
  }
  isLocked(node) {
    return this.lock && (node == this.lock || node.nodeType == 1 && node.contains(this.lock.parentNode));
  }
};
function preMatch(frag, parentDesc) {
  let curDesc = parentDesc, descI = curDesc.children.length;
  let fI = frag.childCount, matched = /* @__PURE__ */ new Map(), matches = [];
  outer: while (fI > 0) {
    let desc;
    for (; ; ) {
      if (descI) {
        let next = curDesc.children[descI - 1];
        if (next instanceof MarkViewDesc) {
          curDesc = next;
          descI = next.children.length;
        } else {
          desc = next;
          descI--;
          break;
        }
      } else if (curDesc == parentDesc) {
        break outer;
      } else {
        descI = curDesc.parent.children.indexOf(curDesc);
        curDesc = curDesc.parent;
      }
    }
    let node = desc.node;
    if (!node)
      continue;
    if (node != frag.child(fI - 1))
      break;
    --fI;
    matched.set(desc, fI);
    matches.push(desc);
  }
  return { index: fI, matched, matches: matches.reverse() };
}
function compareSide(a, b) {
  return a.type.side - b.type.side;
}
function iterDeco(parent, deco, onWidget, onNode) {
  let locals = deco.locals(parent), offset = 0;
  if (locals.length == 0) {
    for (let i = 0; i < parent.childCount; i++) {
      let child = parent.child(i);
      onNode(child, locals, deco.forChild(offset, child), i);
      offset += child.nodeSize;
    }
    return;
  }
  let decoIndex = 0, active = [], restNode = null;
  for (let parentIndex = 0; ; ) {
    let widget, widgets;
    while (decoIndex < locals.length && locals[decoIndex].to == offset) {
      let next = locals[decoIndex++];
      if (next.widget) {
        if (!widget)
          widget = next;
        else
          (widgets || (widgets = [widget])).push(next);
      }
    }
    if (widget) {
      if (widgets) {
        widgets.sort(compareSide);
        for (let i = 0; i < widgets.length; i++)
          onWidget(widgets[i], parentIndex, !!restNode);
      } else {
        onWidget(widget, parentIndex, !!restNode);
      }
    }
    let child, index2;
    if (restNode) {
      index2 = -1;
      child = restNode;
      restNode = null;
    } else if (parentIndex < parent.childCount) {
      index2 = parentIndex;
      child = parent.child(parentIndex++);
    } else {
      break;
    }
    for (let i = 0; i < active.length; i++)
      if (active[i].to <= offset)
        active.splice(i--, 1);
    while (decoIndex < locals.length && locals[decoIndex].from <= offset && locals[decoIndex].to > offset)
      active.push(locals[decoIndex++]);
    let end = offset + child.nodeSize;
    if (child.isText) {
      let cutAt = end;
      if (decoIndex < locals.length && locals[decoIndex].from < cutAt)
        cutAt = locals[decoIndex].from;
      for (let i = 0; i < active.length; i++)
        if (active[i].to < cutAt)
          cutAt = active[i].to;
      if (cutAt < end) {
        restNode = child.cut(cutAt - offset);
        child = child.cut(0, cutAt - offset);
        end = cutAt;
        index2 = -1;
      }
    } else {
      while (decoIndex < locals.length && locals[decoIndex].to < end)
        decoIndex++;
    }
    let outerDeco = child.isInline && !child.isLeaf ? active.filter((d) => !d.inline) : active.slice();
    onNode(child, outerDeco, deco.forChild(offset, child), index2);
    offset = end;
  }
}
function iosHacks(dom) {
  if (dom.nodeName == "UL" || dom.nodeName == "OL") {
    let oldCSS = dom.style.cssText;
    dom.style.cssText = oldCSS + "; list-style: square !important";
    window.getComputedStyle(dom).listStyle;
    dom.style.cssText = oldCSS;
  }
}
function findTextInFragment(frag, text, from, to) {
  for (let i = 0, pos = 0; i < frag.childCount && pos <= to; ) {
    let child = frag.child(i++), childStart = pos;
    pos += child.nodeSize;
    if (!child.isText)
      continue;
    let str = child.text;
    while (i < frag.childCount) {
      let next = frag.child(i++);
      pos += next.nodeSize;
      if (!next.isText)
        break;
      str += next.text;
    }
    if (pos >= from) {
      if (pos >= to && str.slice(to - text.length - childStart, to - childStart) == text)
        return to - text.length;
      let found = childStart < to ? str.lastIndexOf(text, to - childStart - 1) : -1;
      if (found >= 0 && found + text.length + childStart >= from)
        return childStart + found;
      if (from == to && str.length >= to + text.length - childStart && str.slice(to - childStart, to - childStart + text.length) == text)
        return to;
    }
  }
  return -1;
}
function replaceNodes(nodes, from, to, view, replacement) {
  let result = [];
  for (let i = 0, off = 0; i < nodes.length; i++) {
    let child = nodes[i], start = off, end = off += child.size;
    if (start >= to || end <= from) {
      result.push(child);
    } else {
      if (start < from)
        result.push(child.slice(0, from - start, view));
      if (replacement) {
        result.push(replacement);
        replacement = void 0;
      }
      if (end > to)
        result.push(child.slice(to - start, child.size, view));
    }
  }
  return result;
}
function selectionFromDOM(view, origin = null) {
  let domSel = view.domSelectionRange(), doc2 = view.state.doc;
  if (!domSel.focusNode)
    return null;
  let nearestDesc = view.docView.nearestDesc(domSel.focusNode), inWidget = nearestDesc && nearestDesc.size == 0;
  let head = view.docView.posFromDOM(domSel.focusNode, domSel.focusOffset, 1);
  if (head < 0)
    return null;
  let $head = doc2.resolve(head), anchor, selection;
  if (selectionCollapsed(domSel)) {
    anchor = head;
    while (nearestDesc && !nearestDesc.node)
      nearestDesc = nearestDesc.parent;
    let nearestDescNode = nearestDesc.node;
    if (nearestDesc && nearestDescNode.isAtom && NodeSelection.isSelectable(nearestDescNode) && nearestDesc.parent && !(nearestDescNode.isInline && isOnEdge(domSel.focusNode, domSel.focusOffset, nearestDesc.dom))) {
      let pos = nearestDesc.posBefore;
      selection = new NodeSelection(head == pos ? $head : doc2.resolve(pos));
    }
  } else {
    if (domSel instanceof view.dom.ownerDocument.defaultView.Selection && domSel.rangeCount > 1) {
      let min = head, max = head;
      for (let i = 0; i < domSel.rangeCount; i++) {
        let range = domSel.getRangeAt(i);
        min = Math.min(min, view.docView.posFromDOM(range.startContainer, range.startOffset, 1));
        max = Math.max(max, view.docView.posFromDOM(range.endContainer, range.endOffset, -1));
      }
      if (min < 0)
        return null;
      [anchor, head] = max == view.state.selection.anchor ? [max, min] : [min, max];
      $head = doc2.resolve(head);
    } else {
      anchor = view.docView.posFromDOM(domSel.anchorNode, domSel.anchorOffset, 1);
    }
    if (anchor < 0)
      return null;
  }
  let $anchor = doc2.resolve(anchor);
  if (!selection) {
    let bias = origin == "pointer" || view.state.selection.head < $head.pos && !inWidget ? 1 : -1;
    selection = selectionBetween(view, $anchor, $head, bias);
  }
  return selection;
}
function editorOwnsSelection(view) {
  return view.editable ? view.hasFocus() : hasSelection(view) && document.activeElement && document.activeElement.contains(view.dom);
}
function selectionToDOM(view, force = false) {
  let sel = view.state.selection;
  syncNodeSelection(view, sel);
  if (!editorOwnsSelection(view))
    return;
  if (!force && view.input.mouseDown && view.input.mouseDown.allowDefault && chrome) {
    let domSel = view.domSelectionRange(), curSel = view.domObserver.currentSelection;
    if (domSel.anchorNode && curSel.anchorNode && isEquivalentPosition(domSel.anchorNode, domSel.anchorOffset, curSel.anchorNode, curSel.anchorOffset)) {
      view.input.mouseDown.delayedSelectionSync = true;
      view.domObserver.setCurSelection();
      return;
    }
  }
  view.domObserver.disconnectSelection();
  if (view.cursorWrapper) {
    selectCursorWrapper(view);
  } else {
    let { anchor, head } = sel, resetEditableFrom, resetEditableTo;
    if (brokenSelectBetweenUneditable && !(sel instanceof TextSelection)) {
      if (!sel.$from.parent.inlineContent)
        resetEditableFrom = temporarilyEditableNear(view, sel.from);
      if (!sel.empty && !sel.$from.parent.inlineContent)
        resetEditableTo = temporarilyEditableNear(view, sel.to);
    }
    view.docView.setSelection(anchor, head, view, force);
    if (brokenSelectBetweenUneditable) {
      if (resetEditableFrom)
        resetEditable(resetEditableFrom);
      if (resetEditableTo)
        resetEditable(resetEditableTo);
    }
    if (sel.visible) {
      view.dom.classList.remove("ProseMirror-hideselection");
    } else {
      view.dom.classList.add("ProseMirror-hideselection");
      if ("onselectionchange" in document)
        removeClassOnSelectionChange(view);
    }
  }
  view.domObserver.setCurSelection();
  view.domObserver.connectSelection();
}
var brokenSelectBetweenUneditable = safari || chrome && chrome_version < 63;
function temporarilyEditableNear(view, pos) {
  let { node, offset } = view.docView.domFromPos(pos, 0);
  let after = offset < node.childNodes.length ? node.childNodes[offset] : null;
  let before = offset ? node.childNodes[offset - 1] : null;
  if (safari && after && after.contentEditable == "false")
    return setEditable(after);
  if ((!after || after.contentEditable == "false") && (!before || before.contentEditable == "false")) {
    if (after)
      return setEditable(after);
    else if (before)
      return setEditable(before);
  }
}
function setEditable(element) {
  element.contentEditable = "true";
  if (safari && element.draggable) {
    element.draggable = false;
    element.wasDraggable = true;
  }
  return element;
}
function resetEditable(element) {
  element.contentEditable = "false";
  if (element.wasDraggable) {
    element.draggable = true;
    element.wasDraggable = null;
  }
}
function removeClassOnSelectionChange(view) {
  let doc2 = view.dom.ownerDocument;
  doc2.removeEventListener("selectionchange", view.input.hideSelectionGuard);
  let domSel = view.domSelectionRange();
  let node = domSel.anchorNode, offset = domSel.anchorOffset;
  doc2.addEventListener("selectionchange", view.input.hideSelectionGuard = () => {
    if (domSel.anchorNode != node || domSel.anchorOffset != offset) {
      doc2.removeEventListener("selectionchange", view.input.hideSelectionGuard);
      setTimeout(() => {
        if (!editorOwnsSelection(view) || view.state.selection.visible)
          view.dom.classList.remove("ProseMirror-hideselection");
      }, 20);
    }
  });
}
function selectCursorWrapper(view) {
  let domSel = view.domSelection(), range = document.createRange();
  if (!domSel)
    return;
  let node = view.cursorWrapper.dom, img = node.nodeName == "IMG";
  if (img)
    range.setStart(node.parentNode, domIndex(node) + 1);
  else
    range.setStart(node, 0);
  range.collapse(true);
  domSel.removeAllRanges();
  domSel.addRange(range);
  if (!img && !view.state.selection.visible && ie && ie_version <= 11) {
    node.disabled = true;
    node.disabled = false;
  }
}
function syncNodeSelection(view, sel) {
  if (sel instanceof NodeSelection) {
    let desc = view.docView.descAt(sel.from);
    if (desc != view.lastSelectedViewDesc) {
      clearNodeSelection(view);
      if (desc)
        desc.selectNode();
      view.lastSelectedViewDesc = desc;
    }
  } else {
    clearNodeSelection(view);
  }
}
function clearNodeSelection(view) {
  if (view.lastSelectedViewDesc) {
    if (view.lastSelectedViewDesc.parent)
      view.lastSelectedViewDesc.deselectNode();
    view.lastSelectedViewDesc = void 0;
  }
}
function selectionBetween(view, $anchor, $head, bias) {
  return view.someProp("createSelectionBetween", (f) => f(view, $anchor, $head)) || TextSelection.between($anchor, $head, bias);
}
function hasFocusAndSelection(view) {
  if (view.editable && !view.hasFocus())
    return false;
  return hasSelection(view);
}
function hasSelection(view) {
  let sel = view.domSelectionRange();
  if (!sel.anchorNode)
    return false;
  try {
    return view.dom.contains(sel.anchorNode.nodeType == 3 ? sel.anchorNode.parentNode : sel.anchorNode) && (view.editable || view.dom.contains(sel.focusNode.nodeType == 3 ? sel.focusNode.parentNode : sel.focusNode));
  } catch (_) {
    return false;
  }
}
function anchorInRightPlace(view) {
  let anchorDOM = view.docView.domFromPos(view.state.selection.anchor, 0);
  let domSel = view.domSelectionRange();
  return isEquivalentPosition(anchorDOM.node, anchorDOM.offset, domSel.anchorNode, domSel.anchorOffset);
}
function moveSelectionBlock(state, dir) {
  let { $anchor, $head } = state.selection;
  let $side = dir > 0 ? $anchor.max($head) : $anchor.min($head);
  let $start = !$side.parent.inlineContent ? $side : $side.depth ? state.doc.resolve(dir > 0 ? $side.after() : $side.before()) : null;
  return $start && Selection.findFrom($start, dir);
}
function apply(view, sel) {
  view.dispatch(view.state.tr.setSelection(sel).scrollIntoView());
  return true;
}
function selectHorizontally(view, dir, mods) {
  let sel = view.state.selection;
  if (sel instanceof TextSelection) {
    if (mods.indexOf("s") > -1) {
      let { $head } = sel, node = $head.textOffset ? null : dir < 0 ? $head.nodeBefore : $head.nodeAfter;
      if (!node || node.isText || !node.isLeaf)
        return false;
      let $newHead = view.state.doc.resolve($head.pos + node.nodeSize * (dir < 0 ? -1 : 1));
      return apply(view, new TextSelection(sel.$anchor, $newHead));
    } else if (!sel.empty) {
      return false;
    } else if (view.endOfTextblock(dir > 0 ? "forward" : "backward")) {
      let next = moveSelectionBlock(view.state, dir);
      if (next && next instanceof NodeSelection)
        return apply(view, next);
      return false;
    } else if (!(mac && mods.indexOf("m") > -1)) {
      let $head = sel.$head, node = $head.textOffset ? null : dir < 0 ? $head.nodeBefore : $head.nodeAfter, desc;
      if (!node || node.isText)
        return false;
      let nodePos = dir < 0 ? $head.pos - node.nodeSize : $head.pos;
      if (!(node.isAtom || (desc = view.docView.descAt(nodePos)) && !desc.contentDOM))
        return false;
      if (NodeSelection.isSelectable(node)) {
        return apply(view, new NodeSelection(dir < 0 ? view.state.doc.resolve($head.pos - node.nodeSize) : $head));
      } else if (webkit) {
        return apply(view, new TextSelection(view.state.doc.resolve(dir < 0 ? nodePos : nodePos + node.nodeSize)));
      } else {
        return false;
      }
    }
  } else if (sel instanceof NodeSelection && sel.node.isInline) {
    return apply(view, new TextSelection(dir > 0 ? sel.$to : sel.$from));
  } else {
    let next = moveSelectionBlock(view.state, dir);
    if (next)
      return apply(view, next);
    return false;
  }
}
function nodeLen(node) {
  return node.nodeType == 3 ? node.nodeValue.length : node.childNodes.length;
}
function isIgnorable(dom, dir) {
  let desc = dom.pmViewDesc;
  return desc && desc.size == 0 && (dir < 0 || dom.nextSibling || dom.nodeName != "BR");
}
function skipIgnoredNodes(view, dir) {
  return dir < 0 ? skipIgnoredNodesBefore(view) : skipIgnoredNodesAfter(view);
}
function skipIgnoredNodesBefore(view) {
  let sel = view.domSelectionRange();
  let node = sel.focusNode, offset = sel.focusOffset;
  if (!node)
    return;
  let moveNode, moveOffset, force = false;
  if (gecko && node.nodeType == 1 && offset < nodeLen(node) && isIgnorable(node.childNodes[offset], -1))
    force = true;
  for (; ; ) {
    if (offset > 0) {
      if (node.nodeType != 1) {
        break;
      } else {
        let before = node.childNodes[offset - 1];
        if (isIgnorable(before, -1)) {
          moveNode = node;
          moveOffset = --offset;
        } else if (before.nodeType == 3) {
          node = before;
          offset = node.nodeValue.length;
        } else
          break;
      }
    } else if (isBlockNode(node)) {
      break;
    } else {
      let prev = node.previousSibling;
      while (prev && isIgnorable(prev, -1)) {
        moveNode = node.parentNode;
        moveOffset = domIndex(prev);
        prev = prev.previousSibling;
      }
      if (!prev) {
        node = node.parentNode;
        if (node == view.dom)
          break;
        offset = 0;
      } else {
        node = prev;
        offset = nodeLen(node);
      }
    }
  }
  if (force)
    setSelFocus(view, node, offset);
  else if (moveNode)
    setSelFocus(view, moveNode, moveOffset);
}
function skipIgnoredNodesAfter(view) {
  let sel = view.domSelectionRange();
  let node = sel.focusNode, offset = sel.focusOffset;
  if (!node)
    return;
  let len = nodeLen(node);
  let moveNode, moveOffset;
  for (; ; ) {
    if (offset < len) {
      if (node.nodeType != 1)
        break;
      let after = node.childNodes[offset];
      if (isIgnorable(after, 1)) {
        moveNode = node;
        moveOffset = ++offset;
      } else
        break;
    } else if (isBlockNode(node)) {
      break;
    } else {
      let next = node.nextSibling;
      while (next && isIgnorable(next, 1)) {
        moveNode = next.parentNode;
        moveOffset = domIndex(next) + 1;
        next = next.nextSibling;
      }
      if (!next) {
        node = node.parentNode;
        if (node == view.dom)
          break;
        offset = len = 0;
      } else {
        node = next;
        offset = 0;
        len = nodeLen(node);
      }
    }
  }
  if (moveNode)
    setSelFocus(view, moveNode, moveOffset);
}
function isBlockNode(dom) {
  let desc = dom.pmViewDesc;
  return desc && desc.node && desc.node.isBlock;
}
function textNodeAfter(node, offset) {
  while (node && offset == node.childNodes.length && !hasBlockDesc(node)) {
    offset = domIndex(node) + 1;
    node = node.parentNode;
  }
  while (node && offset < node.childNodes.length) {
    let next = node.childNodes[offset];
    if (next.nodeType == 3)
      return next;
    if (next.nodeType == 1 && next.contentEditable == "false")
      break;
    node = next;
    offset = 0;
  }
}
function textNodeBefore(node, offset) {
  while (node && !offset && !hasBlockDesc(node)) {
    offset = domIndex(node);
    node = node.parentNode;
  }
  while (node && offset) {
    let next = node.childNodes[offset - 1];
    if (next.nodeType == 3)
      return next;
    if (next.nodeType == 1 && next.contentEditable == "false")
      break;
    node = next;
    offset = node.childNodes.length;
  }
}
function setSelFocus(view, node, offset) {
  if (node.nodeType != 3) {
    let before, after;
    if (after = textNodeAfter(node, offset)) {
      node = after;
      offset = 0;
    } else if (before = textNodeBefore(node, offset)) {
      node = before;
      offset = before.nodeValue.length;
    }
  }
  let sel = view.domSelection();
  if (!sel)
    return;
  if (selectionCollapsed(sel)) {
    let range = document.createRange();
    range.setEnd(node, offset);
    range.setStart(node, offset);
    sel.removeAllRanges();
    sel.addRange(range);
  } else if (sel.extend) {
    sel.extend(node, offset);
  }
  view.domObserver.setCurSelection();
  let { state } = view;
  setTimeout(() => {
    if (view.state == state)
      selectionToDOM(view);
  }, 50);
}
function findDirection(view, pos) {
  let $pos = view.state.doc.resolve(pos);
  if (!(chrome || windows) && $pos.parent.inlineContent) {
    let coords = view.coordsAtPos(pos);
    if (pos > $pos.start()) {
      let before = view.coordsAtPos(pos - 1);
      let mid = (before.top + before.bottom) / 2;
      if (mid > coords.top && mid < coords.bottom && Math.abs(before.left - coords.left) > 1)
        return before.left < coords.left ? "ltr" : "rtl";
    }
    if (pos < $pos.end()) {
      let after = view.coordsAtPos(pos + 1);
      let mid = (after.top + after.bottom) / 2;
      if (mid > coords.top && mid < coords.bottom && Math.abs(after.left - coords.left) > 1)
        return after.left > coords.left ? "ltr" : "rtl";
    }
  }
  let computed = getComputedStyle(view.dom).direction;
  return computed == "rtl" ? "rtl" : "ltr";
}
function selectVertically(view, dir, mods) {
  let sel = view.state.selection;
  if (sel instanceof TextSelection && !sel.empty || mods.indexOf("s") > -1)
    return false;
  if (mac && mods.indexOf("m") > -1)
    return false;
  let { $from, $to } = sel;
  if (!$from.parent.inlineContent || view.endOfTextblock(dir < 0 ? "up" : "down")) {
    let next = moveSelectionBlock(view.state, dir);
    if (next && next instanceof NodeSelection)
      return apply(view, next);
  }
  if (!$from.parent.inlineContent) {
    let side = dir < 0 ? $from : $to;
    let beyond = sel instanceof AllSelection ? Selection.near(side, dir) : Selection.findFrom(side, dir);
    return beyond ? apply(view, beyond) : false;
  }
  return false;
}
function stopNativeHorizontalDelete(view, dir) {
  if (!(view.state.selection instanceof TextSelection))
    return true;
  let { $head, $anchor, empty: empty2 } = view.state.selection;
  if (!$head.sameParent($anchor))
    return true;
  if (!empty2)
    return false;
  if (view.endOfTextblock(dir > 0 ? "forward" : "backward"))
    return true;
  let nextNode = !$head.textOffset && (dir < 0 ? $head.nodeBefore : $head.nodeAfter);
  if (nextNode && !nextNode.isText) {
    let tr = view.state.tr;
    if (dir < 0)
      tr.delete($head.pos - nextNode.nodeSize, $head.pos);
    else
      tr.delete($head.pos, $head.pos + nextNode.nodeSize);
    view.dispatch(tr);
    return true;
  }
  return false;
}
function switchEditable(view, node, state) {
  view.domObserver.stop();
  node.contentEditable = state;
  view.domObserver.start();
}
function safariDownArrowBug(view) {
  if (!safari || view.state.selection.$head.parentOffset > 0)
    return false;
  let { focusNode, focusOffset } = view.domSelectionRange();
  if (focusNode && focusNode.nodeType == 1 && focusOffset == 0 && focusNode.firstChild && focusNode.firstChild.contentEditable == "false") {
    let child = focusNode.firstChild;
    switchEditable(view, child, "true");
    setTimeout(() => switchEditable(view, child, "false"), 20);
  }
  return false;
}
function getMods(event) {
  let result = "";
  if (event.ctrlKey)
    result += "c";
  if (event.metaKey)
    result += "m";
  if (event.altKey)
    result += "a";
  if (event.shiftKey)
    result += "s";
  return result;
}
function captureKeyDown(view, event) {
  let code = event.keyCode, mods = getMods(event);
  if (code == 8 || mac && code == 72 && mods == "c") {
    return stopNativeHorizontalDelete(view, -1) || skipIgnoredNodes(view, -1);
  } else if (code == 46 && !event.shiftKey || mac && code == 68 && mods == "c") {
    return stopNativeHorizontalDelete(view, 1) || skipIgnoredNodes(view, 1);
  } else if (code == 13 || code == 27) {
    return true;
  } else if (code == 37 || mac && code == 66 && mods == "c") {
    let dir = code == 37 ? findDirection(view, view.state.selection.from) == "ltr" ? -1 : 1 : -1;
    return selectHorizontally(view, dir, mods) || skipIgnoredNodes(view, dir);
  } else if (code == 39 || mac && code == 70 && mods == "c") {
    let dir = code == 39 ? findDirection(view, view.state.selection.from) == "ltr" ? 1 : -1 : 1;
    return selectHorizontally(view, dir, mods) || skipIgnoredNodes(view, dir);
  } else if (code == 38 || mac && code == 80 && mods == "c") {
    return selectVertically(view, -1, mods) || skipIgnoredNodes(view, -1);
  } else if (code == 40 || mac && code == 78 && mods == "c") {
    return safariDownArrowBug(view) || selectVertically(view, 1, mods) || skipIgnoredNodes(view, 1);
  } else if (mods == (mac ? "m" : "c") && (code == 66 || code == 73 || code == 89 || code == 90)) {
    return true;
  }
  return false;
}
function serializeForClipboard(view, slice) {
  view.someProp("transformCopied", (f) => {
    slice = f(slice, view);
  });
  let context = [], { content, openStart, openEnd } = slice;
  while (openStart > 1 && openEnd > 1 && content.childCount == 1 && content.firstChild.childCount == 1) {
    openStart--;
    openEnd--;
    let node = content.firstChild;
    context.push(node.type.name, node.attrs != node.type.defaultAttrs ? node.attrs : null);
    content = node.content;
  }
  let serializer = view.someProp("clipboardSerializer") || DOMSerializer.fromSchema(view.state.schema);
  let doc2 = detachedDoc(), wrap = doc2.createElement("div");
  wrap.appendChild(serializer.serializeFragment(content, { document: doc2 }));
  let firstChild = wrap.firstChild, needsWrap, wrappers = 0;
  while (firstChild && firstChild.nodeType == 1 && (needsWrap = wrapMap[firstChild.nodeName.toLowerCase()])) {
    for (let i = needsWrap.length - 1; i >= 0; i--) {
      let wrapper = doc2.createElement(needsWrap[i]);
      while (wrap.firstChild)
        wrapper.appendChild(wrap.firstChild);
      wrap.appendChild(wrapper);
      wrappers++;
    }
    firstChild = wrap.firstChild;
  }
  if (firstChild && firstChild.nodeType == 1)
    firstChild.setAttribute("data-pm-slice", `${openStart} ${openEnd}${wrappers ? ` -${wrappers}` : ""} ${JSON.stringify(context)}`);
  let text = view.someProp("clipboardTextSerializer", (f) => f(slice, view)) || slice.content.textBetween(0, slice.content.size, "\n\n");
  return { dom: wrap, text, slice };
}
function parseFromClipboard(view, text, html, plainText, $context) {
  let inCode = $context.parent.type.spec.code;
  let dom, slice;
  if (!html && !text)
    return null;
  let asText = text && (plainText || inCode || !html);
  if (asText) {
    view.someProp("transformPastedText", (f) => {
      text = f(text, inCode || plainText, view);
    });
    if (inCode)
      return text ? new Slice(Fragment.from(view.state.schema.text(text.replace(/\r\n?/g, "\n"))), 0, 0) : Slice.empty;
    let parsed = view.someProp("clipboardTextParser", (f) => f(text, $context, plainText, view));
    if (parsed) {
      slice = parsed;
    } else {
      let marks = $context.marks();
      let { schema } = view.state, serializer = DOMSerializer.fromSchema(schema);
      dom = document.createElement("div");
      text.split(/(?:\r\n?|\n)+/).forEach((block) => {
        let p = dom.appendChild(document.createElement("p"));
        if (block)
          p.appendChild(serializer.serializeNode(schema.text(block, marks)));
      });
    }
  } else {
    view.someProp("transformPastedHTML", (f) => {
      html = f(html, view);
    });
    dom = readHTML(html);
    if (webkit)
      restoreReplacedSpaces(dom);
  }
  let contextNode = dom && dom.querySelector("[data-pm-slice]");
  let sliceData = contextNode && /^(\d+) (\d+)(?: -(\d+))? (.*)/.exec(contextNode.getAttribute("data-pm-slice") || "");
  if (sliceData && sliceData[3])
    for (let i = +sliceData[3]; i > 0; i--) {
      let child = dom.firstChild;
      while (child && child.nodeType != 1)
        child = child.nextSibling;
      if (!child)
        break;
      dom = child;
    }
  if (!slice) {
    let parser = view.someProp("clipboardParser") || view.someProp("domParser") || DOMParser.fromSchema(view.state.schema);
    slice = parser.parseSlice(dom, {
      preserveWhitespace: !!(asText || sliceData),
      context: $context,
      ruleFromNode(dom2) {
        if (dom2.nodeName == "BR" && !dom2.nextSibling && dom2.parentNode && !inlineParents.test(dom2.parentNode.nodeName))
          return { ignore: true };
        return null;
      }
    });
  }
  if (sliceData) {
    slice = addContext(closeSlice(slice, +sliceData[1], +sliceData[2]), sliceData[4]);
  } else {
    slice = Slice.maxOpen(normalizeSiblings(slice.content, $context), true);
    if (slice.openStart || slice.openEnd) {
      let openStart = 0, openEnd = 0;
      for (let node = slice.content.firstChild; openStart < slice.openStart && !node.type.spec.isolating; openStart++, node = node.firstChild) {
      }
      for (let node = slice.content.lastChild; openEnd < slice.openEnd && !node.type.spec.isolating; openEnd++, node = node.lastChild) {
      }
      slice = closeSlice(slice, openStart, openEnd);
    }
  }
  view.someProp("transformPasted", (f) => {
    slice = f(slice, view);
  });
  return slice;
}
var inlineParents = /^(a|abbr|acronym|b|cite|code|del|em|i|ins|kbd|label|output|q|ruby|s|samp|span|strong|sub|sup|time|u|tt|var)$/i;
function normalizeSiblings(fragment, $context) {
  if (fragment.childCount < 2)
    return fragment;
  for (let d = $context.depth; d >= 0; d--) {
    let parent = $context.node(d);
    let match = parent.contentMatchAt($context.index(d));
    let lastWrap, result = [];
    fragment.forEach((node) => {
      if (!result)
        return;
      let wrap = match.findWrapping(node.type), inLast;
      if (!wrap)
        return result = null;
      if (inLast = result.length && lastWrap.length && addToSibling(wrap, lastWrap, node, result[result.length - 1], 0)) {
        result[result.length - 1] = inLast;
      } else {
        if (result.length)
          result[result.length - 1] = closeRight(result[result.length - 1], lastWrap.length);
        let wrapped = withWrappers(node, wrap);
        result.push(wrapped);
        match = match.matchType(wrapped.type);
        lastWrap = wrap;
      }
    });
    if (result)
      return Fragment.from(result);
  }
  return fragment;
}
function withWrappers(node, wrap, from = 0) {
  for (let i = wrap.length - 1; i >= from; i--)
    node = wrap[i].create(null, Fragment.from(node));
  return node;
}
function addToSibling(wrap, lastWrap, node, sibling, depth) {
  if (depth < wrap.length && depth < lastWrap.length && wrap[depth] == lastWrap[depth]) {
    let inner = addToSibling(wrap, lastWrap, node, sibling.lastChild, depth + 1);
    if (inner)
      return sibling.copy(sibling.content.replaceChild(sibling.childCount - 1, inner));
    let match = sibling.contentMatchAt(sibling.childCount);
    if (match.matchType(depth == wrap.length - 1 ? node.type : wrap[depth + 1]))
      return sibling.copy(sibling.content.append(Fragment.from(withWrappers(node, wrap, depth + 1))));
  }
}
function closeRight(node, depth) {
  if (depth == 0)
    return node;
  let fragment = node.content.replaceChild(node.childCount - 1, closeRight(node.lastChild, depth - 1));
  let fill = node.contentMatchAt(node.childCount).fillBefore(Fragment.empty, true);
  return node.copy(fragment.append(fill));
}
function closeRange(fragment, side, from, to, depth, openEnd) {
  let node = side < 0 ? fragment.firstChild : fragment.lastChild, inner = node.content;
  if (fragment.childCount > 1)
    openEnd = 0;
  if (depth < to - 1)
    inner = closeRange(inner, side, from, to, depth + 1, openEnd);
  if (depth >= from)
    inner = side < 0 ? node.contentMatchAt(0).fillBefore(inner, openEnd <= depth).append(inner) : inner.append(node.contentMatchAt(node.childCount).fillBefore(Fragment.empty, true));
  return fragment.replaceChild(side < 0 ? 0 : fragment.childCount - 1, node.copy(inner));
}
function closeSlice(slice, openStart, openEnd) {
  if (openStart < slice.openStart)
    slice = new Slice(closeRange(slice.content, -1, openStart, slice.openStart, 0, slice.openEnd), openStart, slice.openEnd);
  if (openEnd < slice.openEnd)
    slice = new Slice(closeRange(slice.content, 1, openEnd, slice.openEnd, 0, 0), slice.openStart, openEnd);
  return slice;
}
var wrapMap = {
  thead: ["table"],
  tbody: ["table"],
  tfoot: ["table"],
  caption: ["table"],
  colgroup: ["table"],
  col: ["table", "colgroup"],
  tr: ["table", "tbody"],
  td: ["table", "tbody", "tr"],
  th: ["table", "tbody", "tr"]
};
var _detachedDoc = null;
function detachedDoc() {
  return _detachedDoc || (_detachedDoc = document.implementation.createHTMLDocument("title"));
}
var _policy = null;
function maybeWrapTrusted(html) {
  let trustedTypes = window.trustedTypes;
  if (!trustedTypes)
    return html;
  if (!_policy)
    _policy = trustedTypes.createPolicy("ProseMirrorClipboard", { createHTML: (s) => s });
  return _policy.createHTML(html);
}
function readHTML(html) {
  let metas = /^(\s*<meta [^>]*>)*/.exec(html);
  if (metas)
    html = html.slice(metas[0].length);
  let elt = detachedDoc().createElement("div");
  let firstTag = /<([a-z][^>\s]+)/i.exec(html), wrap;
  if (wrap = firstTag && wrapMap[firstTag[1].toLowerCase()])
    html = wrap.map((n) => "<" + n + ">").join("") + html + wrap.map((n) => "</" + n + ">").reverse().join("");
  elt.innerHTML = maybeWrapTrusted(html);
  if (wrap)
    for (let i = 0; i < wrap.length; i++)
      elt = elt.querySelector(wrap[i]) || elt;
  return elt;
}
function restoreReplacedSpaces(dom) {
  let nodes = dom.querySelectorAll(chrome ? "span:not([class]):not([style])" : "span.Apple-converted-space");
  for (let i = 0; i < nodes.length; i++) {
    let node = nodes[i];
    if (node.childNodes.length == 1 && node.textContent == " " && node.parentNode)
      node.parentNode.replaceChild(dom.ownerDocument.createTextNode(" "), node);
  }
}
function addContext(slice, context) {
  if (!slice.size)
    return slice;
  let schema = slice.content.firstChild.type.schema, array;
  try {
    array = JSON.parse(context);
  } catch (e) {
    return slice;
  }
  let { content, openStart, openEnd } = slice;
  for (let i = array.length - 2; i >= 0; i -= 2) {
    let type = schema.nodes[array[i]];
    if (!type || type.hasRequiredAttrs())
      break;
    content = Fragment.from(type.create(array[i + 1], content));
    openStart++;
    openEnd++;
  }
  return new Slice(content, openStart, openEnd);
}
var handlers = {};
var editHandlers = {};
var passiveHandlers = { touchstart: true, touchmove: true };
var InputState = class {
  constructor() {
    this.shiftKey = false;
    this.mouseDown = null;
    this.lastKeyCode = null;
    this.lastKeyCodeTime = 0;
    this.lastClick = { time: 0, x: 0, y: 0, type: "" };
    this.lastSelectionOrigin = null;
    this.lastSelectionTime = 0;
    this.lastIOSEnter = 0;
    this.lastIOSEnterFallbackTimeout = -1;
    this.lastFocus = 0;
    this.lastTouch = 0;
    this.lastAndroidDelete = 0;
    this.composing = false;
    this.compositionNode = null;
    this.composingTimeout = -1;
    this.compositionNodes = [];
    this.compositionEndedAt = -2e8;
    this.compositionID = 1;
    this.compositionPendingChanges = 0;
    this.domChangeCount = 0;
    this.eventHandlers = /* @__PURE__ */ Object.create(null);
    this.hideSelectionGuard = null;
  }
};
function initInput(view) {
  for (let event in handlers) {
    let handler = handlers[event];
    view.dom.addEventListener(event, view.input.eventHandlers[event] = (event2) => {
      if (eventBelongsToView(view, event2) && !runCustomHandler(view, event2) && (view.editable || !(event2.type in editHandlers)))
        handler(view, event2);
    }, passiveHandlers[event] ? { passive: true } : void 0);
  }
  if (safari)
    view.dom.addEventListener("input", () => null);
  ensureListeners(view);
}
function setSelectionOrigin(view, origin) {
  view.input.lastSelectionOrigin = origin;
  view.input.lastSelectionTime = Date.now();
}
function destroyInput(view) {
  view.domObserver.stop();
  for (let type in view.input.eventHandlers)
    view.dom.removeEventListener(type, view.input.eventHandlers[type]);
  clearTimeout(view.input.composingTimeout);
  clearTimeout(view.input.lastIOSEnterFallbackTimeout);
}
function ensureListeners(view) {
  view.someProp("handleDOMEvents", (currentHandlers) => {
    for (let type in currentHandlers)
      if (!view.input.eventHandlers[type])
        view.dom.addEventListener(type, view.input.eventHandlers[type] = (event) => runCustomHandler(view, event));
  });
}
function runCustomHandler(view, event) {
  return view.someProp("handleDOMEvents", (handlers2) => {
    let handler = handlers2[event.type];
    return handler ? handler(view, event) || event.defaultPrevented : false;
  });
}
function eventBelongsToView(view, event) {
  if (!event.bubbles)
    return true;
  if (event.defaultPrevented)
    return false;
  for (let node = event.target; node != view.dom; node = node.parentNode)
    if (!node || node.nodeType == 11 || node.pmViewDesc && node.pmViewDesc.stopEvent(event))
      return false;
  return true;
}
function dispatchEvent(view, event) {
  if (!runCustomHandler(view, event) && handlers[event.type] && (view.editable || !(event.type in editHandlers)))
    handlers[event.type](view, event);
}
editHandlers.keydown = (view, _event) => {
  let event = _event;
  view.input.shiftKey = event.keyCode == 16 || event.shiftKey;
  if (inOrNearComposition(view, event))
    return;
  view.input.lastKeyCode = event.keyCode;
  view.input.lastKeyCodeTime = Date.now();
  if (android && chrome && event.keyCode == 13)
    return;
  if (event.keyCode != 229)
    view.domObserver.forceFlush();
  if (ios && event.keyCode == 13 && !event.ctrlKey && !event.altKey && !event.metaKey) {
    let now = Date.now();
    view.input.lastIOSEnter = now;
    view.input.lastIOSEnterFallbackTimeout = setTimeout(() => {
      if (view.input.lastIOSEnter == now) {
        view.someProp("handleKeyDown", (f) => f(view, keyEvent(13, "Enter")));
        view.input.lastIOSEnter = 0;
      }
    }, 200);
  } else if (view.someProp("handleKeyDown", (f) => f(view, event)) || captureKeyDown(view, event)) {
    event.preventDefault();
  } else {
    setSelectionOrigin(view, "key");
  }
};
editHandlers.keyup = (view, event) => {
  if (event.keyCode == 16)
    view.input.shiftKey = false;
};
editHandlers.keypress = (view, _event) => {
  let event = _event;
  if (inOrNearComposition(view, event) || !event.charCode || event.ctrlKey && !event.altKey || mac && event.metaKey)
    return;
  if (view.someProp("handleKeyPress", (f) => f(view, event))) {
    event.preventDefault();
    return;
  }
  let sel = view.state.selection;
  if (!(sel instanceof TextSelection) || !sel.$from.sameParent(sel.$to)) {
    let text = String.fromCharCode(event.charCode);
    if (!/[\r\n]/.test(text) && !view.someProp("handleTextInput", (f) => f(view, sel.$from.pos, sel.$to.pos, text)))
      view.dispatch(view.state.tr.insertText(text).scrollIntoView());
    event.preventDefault();
  }
};
function eventCoords(event) {
  return { left: event.clientX, top: event.clientY };
}
function isNear(event, click) {
  let dx = click.x - event.clientX, dy = click.y - event.clientY;
  return dx * dx + dy * dy < 100;
}
function runHandlerOnContext(view, propName, pos, inside, event) {
  if (inside == -1)
    return false;
  let $pos = view.state.doc.resolve(inside);
  for (let i = $pos.depth + 1; i > 0; i--) {
    if (view.someProp(propName, (f) => i > $pos.depth ? f(view, pos, $pos.nodeAfter, $pos.before(i), event, true) : f(view, pos, $pos.node(i), $pos.before(i), event, false)))
      return true;
  }
  return false;
}
function updateSelection(view, selection, origin) {
  if (!view.focused)
    view.focus();
  if (view.state.selection.eq(selection))
    return;
  let tr = view.state.tr.setSelection(selection);
  if (origin == "pointer")
    tr.setMeta("pointer", true);
  view.dispatch(tr);
}
function selectClickedLeaf(view, inside) {
  if (inside == -1)
    return false;
  let $pos = view.state.doc.resolve(inside), node = $pos.nodeAfter;
  if (node && node.isAtom && NodeSelection.isSelectable(node)) {
    updateSelection(view, new NodeSelection($pos), "pointer");
    return true;
  }
  return false;
}
function selectClickedNode(view, inside) {
  if (inside == -1)
    return false;
  let sel = view.state.selection, selectedNode, selectAt;
  if (sel instanceof NodeSelection)
    selectedNode = sel.node;
  let $pos = view.state.doc.resolve(inside);
  for (let i = $pos.depth + 1; i > 0; i--) {
    let node = i > $pos.depth ? $pos.nodeAfter : $pos.node(i);
    if (NodeSelection.isSelectable(node)) {
      if (selectedNode && sel.$from.depth > 0 && i >= sel.$from.depth && $pos.before(sel.$from.depth + 1) == sel.$from.pos)
        selectAt = $pos.before(sel.$from.depth);
      else
        selectAt = $pos.before(i);
      break;
    }
  }
  if (selectAt != null) {
    updateSelection(view, NodeSelection.create(view.state.doc, selectAt), "pointer");
    return true;
  } else {
    return false;
  }
}
function handleSingleClick(view, pos, inside, event, selectNode) {
  return runHandlerOnContext(view, "handleClickOn", pos, inside, event) || view.someProp("handleClick", (f) => f(view, pos, event)) || (selectNode ? selectClickedNode(view, inside) : selectClickedLeaf(view, inside));
}
function handleDoubleClick(view, pos, inside, event) {
  return runHandlerOnContext(view, "handleDoubleClickOn", pos, inside, event) || view.someProp("handleDoubleClick", (f) => f(view, pos, event));
}
function handleTripleClick(view, pos, inside, event) {
  return runHandlerOnContext(view, "handleTripleClickOn", pos, inside, event) || view.someProp("handleTripleClick", (f) => f(view, pos, event)) || defaultTripleClick(view, inside, event);
}
function defaultTripleClick(view, inside, event) {
  if (event.button != 0)
    return false;
  let doc2 = view.state.doc;
  if (inside == -1) {
    if (doc2.inlineContent) {
      updateSelection(view, TextSelection.create(doc2, 0, doc2.content.size), "pointer");
      return true;
    }
    return false;
  }
  let $pos = doc2.resolve(inside);
  for (let i = $pos.depth + 1; i > 0; i--) {
    let node = i > $pos.depth ? $pos.nodeAfter : $pos.node(i);
    let nodePos = $pos.before(i);
    if (node.inlineContent)
      updateSelection(view, TextSelection.create(doc2, nodePos + 1, nodePos + 1 + node.content.size), "pointer");
    else if (NodeSelection.isSelectable(node))
      updateSelection(view, NodeSelection.create(doc2, nodePos), "pointer");
    else
      continue;
    return true;
  }
}
function forceDOMFlush(view) {
  return endComposition(view);
}
var selectNodeModifier = mac ? "metaKey" : "ctrlKey";
handlers.mousedown = (view, _event) => {
  let event = _event;
  view.input.shiftKey = event.shiftKey;
  let flushed = forceDOMFlush(view);
  let now = Date.now(), type = "singleClick";
  if (now - view.input.lastClick.time < 500 && isNear(event, view.input.lastClick) && !event[selectNodeModifier]) {
    if (view.input.lastClick.type == "singleClick")
      type = "doubleClick";
    else if (view.input.lastClick.type == "doubleClick")
      type = "tripleClick";
  }
  view.input.lastClick = { time: now, x: event.clientX, y: event.clientY, type };
  let pos = view.posAtCoords(eventCoords(event));
  if (!pos)
    return;
  if (type == "singleClick") {
    if (view.input.mouseDown)
      view.input.mouseDown.done();
    view.input.mouseDown = new MouseDown(view, pos, event, !!flushed);
  } else if ((type == "doubleClick" ? handleDoubleClick : handleTripleClick)(view, pos.pos, pos.inside, event)) {
    event.preventDefault();
  } else {
    setSelectionOrigin(view, "pointer");
  }
};
var MouseDown = class {
  constructor(view, pos, event, flushed) {
    this.view = view;
    this.pos = pos;
    this.event = event;
    this.flushed = flushed;
    this.delayedSelectionSync = false;
    this.mightDrag = null;
    this.startDoc = view.state.doc;
    this.selectNode = !!event[selectNodeModifier];
    this.allowDefault = event.shiftKey;
    let targetNode, targetPos;
    if (pos.inside > -1) {
      targetNode = view.state.doc.nodeAt(pos.inside);
      targetPos = pos.inside;
    } else {
      let $pos = view.state.doc.resolve(pos.pos);
      targetNode = $pos.parent;
      targetPos = $pos.depth ? $pos.before() : 0;
    }
    const target = flushed ? null : event.target;
    const targetDesc = target ? view.docView.nearestDesc(target, true) : null;
    this.target = targetDesc && targetDesc.dom.nodeType == 1 ? targetDesc.dom : null;
    let { selection } = view.state;
    if (event.button == 0 && targetNode.type.spec.draggable && targetNode.type.spec.selectable !== false || selection instanceof NodeSelection && selection.from <= targetPos && selection.to > targetPos)
      this.mightDrag = {
        node: targetNode,
        pos: targetPos,
        addAttr: !!(this.target && !this.target.draggable),
        setUneditable: !!(this.target && gecko && !this.target.hasAttribute("contentEditable"))
      };
    if (this.target && this.mightDrag && (this.mightDrag.addAttr || this.mightDrag.setUneditable)) {
      this.view.domObserver.stop();
      if (this.mightDrag.addAttr)
        this.target.draggable = true;
      if (this.mightDrag.setUneditable)
        setTimeout(() => {
          if (this.view.input.mouseDown == this)
            this.target.setAttribute("contentEditable", "false");
        }, 20);
      this.view.domObserver.start();
    }
    view.root.addEventListener("mouseup", this.up = this.up.bind(this));
    view.root.addEventListener("mousemove", this.move = this.move.bind(this));
    setSelectionOrigin(view, "pointer");
  }
  done() {
    this.view.root.removeEventListener("mouseup", this.up);
    this.view.root.removeEventListener("mousemove", this.move);
    if (this.mightDrag && this.target) {
      this.view.domObserver.stop();
      if (this.mightDrag.addAttr)
        this.target.removeAttribute("draggable");
      if (this.mightDrag.setUneditable)
        this.target.removeAttribute("contentEditable");
      this.view.domObserver.start();
    }
    if (this.delayedSelectionSync)
      setTimeout(() => selectionToDOM(this.view));
    this.view.input.mouseDown = null;
  }
  up(event) {
    this.done();
    if (!this.view.dom.contains(event.target))
      return;
    let pos = this.pos;
    if (this.view.state.doc != this.startDoc)
      pos = this.view.posAtCoords(eventCoords(event));
    this.updateAllowDefault(event);
    if (this.allowDefault || !pos) {
      setSelectionOrigin(this.view, "pointer");
    } else if (handleSingleClick(this.view, pos.pos, pos.inside, event, this.selectNode)) {
      event.preventDefault();
    } else if (event.button == 0 && (this.flushed || // Safari ignores clicks on draggable elements
    safari && this.mightDrag && !this.mightDrag.node.isAtom || // Chrome will sometimes treat a node selection as a
    // cursor, but still report that the node is selected
    // when asked through getSelection. You'll then get a
    // situation where clicking at the point where that
    // (hidden) cursor is doesn't change the selection, and
    // thus doesn't get a reaction from ProseMirror. This
    // works around that.
    chrome && !this.view.state.selection.visible && Math.min(Math.abs(pos.pos - this.view.state.selection.from), Math.abs(pos.pos - this.view.state.selection.to)) <= 2)) {
      updateSelection(this.view, Selection.near(this.view.state.doc.resolve(pos.pos)), "pointer");
      event.preventDefault();
    } else {
      setSelectionOrigin(this.view, "pointer");
    }
  }
  move(event) {
    this.updateAllowDefault(event);
    setSelectionOrigin(this.view, "pointer");
    if (event.buttons == 0)
      this.done();
  }
  updateAllowDefault(event) {
    if (!this.allowDefault && (Math.abs(this.event.x - event.clientX) > 4 || Math.abs(this.event.y - event.clientY) > 4))
      this.allowDefault = true;
  }
};
handlers.touchstart = (view) => {
  view.input.lastTouch = Date.now();
  forceDOMFlush(view);
  setSelectionOrigin(view, "pointer");
};
handlers.touchmove = (view) => {
  view.input.lastTouch = Date.now();
  setSelectionOrigin(view, "pointer");
};
handlers.contextmenu = (view) => forceDOMFlush(view);
function inOrNearComposition(view, event) {
  if (view.composing)
    return true;
  if (safari && Math.abs(event.timeStamp - view.input.compositionEndedAt) < 500) {
    view.input.compositionEndedAt = -2e8;
    return true;
  }
  return false;
}
var timeoutComposition = android ? 5e3 : -1;
editHandlers.compositionstart = editHandlers.compositionupdate = (view) => {
  if (!view.composing) {
    view.domObserver.flush();
    let { state } = view, $pos = state.selection.$to;
    if (state.selection instanceof TextSelection && (state.storedMarks || !$pos.textOffset && $pos.parentOffset && $pos.nodeBefore.marks.some((m) => m.type.spec.inclusive === false))) {
      view.markCursor = view.state.storedMarks || $pos.marks();
      endComposition(view, true);
      view.markCursor = null;
    } else {
      endComposition(view, !state.selection.empty);
      if (gecko && state.selection.empty && $pos.parentOffset && !$pos.textOffset && $pos.nodeBefore.marks.length) {
        let sel = view.domSelectionRange();
        for (let node = sel.focusNode, offset = sel.focusOffset; node && node.nodeType == 1 && offset != 0; ) {
          let before = offset < 0 ? node.lastChild : node.childNodes[offset - 1];
          if (!before)
            break;
          if (before.nodeType == 3) {
            let sel2 = view.domSelection();
            if (sel2)
              sel2.collapse(before, before.nodeValue.length);
            break;
          } else {
            node = before;
            offset = -1;
          }
        }
      }
    }
    view.input.composing = true;
  }
  scheduleComposeEnd(view, timeoutComposition);
};
editHandlers.compositionend = (view, event) => {
  if (view.composing) {
    view.input.composing = false;
    view.input.compositionEndedAt = event.timeStamp;
    view.input.compositionPendingChanges = view.domObserver.pendingRecords().length ? view.input.compositionID : 0;
    view.input.compositionNode = null;
    if (view.input.compositionPendingChanges)
      Promise.resolve().then(() => view.domObserver.flush());
    view.input.compositionID++;
    scheduleComposeEnd(view, 20);
  }
};
function scheduleComposeEnd(view, delay) {
  clearTimeout(view.input.composingTimeout);
  if (delay > -1)
    view.input.composingTimeout = setTimeout(() => endComposition(view), delay);
}
function clearComposition(view) {
  if (view.composing) {
    view.input.composing = false;
    view.input.compositionEndedAt = timestampFromCustomEvent();
  }
  while (view.input.compositionNodes.length > 0)
    view.input.compositionNodes.pop().markParentsDirty();
}
function findCompositionNode(view) {
  let sel = view.domSelectionRange();
  if (!sel.focusNode)
    return null;
  let textBefore = textNodeBefore$1(sel.focusNode, sel.focusOffset);
  let textAfter = textNodeAfter$1(sel.focusNode, sel.focusOffset);
  if (textBefore && textAfter && textBefore != textAfter) {
    let descAfter = textAfter.pmViewDesc, lastChanged = view.domObserver.lastChangedTextNode;
    if (textBefore == lastChanged || textAfter == lastChanged)
      return lastChanged;
    if (!descAfter || !descAfter.isText(textAfter.nodeValue)) {
      return textAfter;
    } else if (view.input.compositionNode == textAfter) {
      let descBefore = textBefore.pmViewDesc;
      if (!(!descBefore || !descBefore.isText(textBefore.nodeValue)))
        return textAfter;
    }
  }
  return textBefore || textAfter;
}
function timestampFromCustomEvent() {
  let event = document.createEvent("Event");
  event.initEvent("event", true, true);
  return event.timeStamp;
}
function endComposition(view, restarting = false) {
  if (android && view.domObserver.flushingSoon >= 0)
    return;
  view.domObserver.forceFlush();
  clearComposition(view);
  if (restarting || view.docView && view.docView.dirty) {
    let sel = selectionFromDOM(view);
    if (sel && !sel.eq(view.state.selection))
      view.dispatch(view.state.tr.setSelection(sel));
    else if ((view.markCursor || restarting) && !view.state.selection.empty)
      view.dispatch(view.state.tr.deleteSelection());
    else
      view.updateState(view.state);
    return true;
  }
  return false;
}
function captureCopy(view, dom) {
  if (!view.dom.parentNode)
    return;
  let wrap = view.dom.parentNode.appendChild(document.createElement("div"));
  wrap.appendChild(dom);
  wrap.style.cssText = "position: fixed; left: -10000px; top: 10px";
  let sel = getSelection(), range = document.createRange();
  range.selectNodeContents(dom);
  view.dom.blur();
  sel.removeAllRanges();
  sel.addRange(range);
  setTimeout(() => {
    if (wrap.parentNode)
      wrap.parentNode.removeChild(wrap);
    view.focus();
  }, 50);
}
var brokenClipboardAPI = ie && ie_version < 15 || ios && webkit_version < 604;
handlers.copy = editHandlers.cut = (view, _event) => {
  let event = _event;
  let sel = view.state.selection, cut2 = event.type == "cut";
  if (sel.empty)
    return;
  let data = brokenClipboardAPI ? null : event.clipboardData;
  let slice = sel.content(), { dom, text } = serializeForClipboard(view, slice);
  if (data) {
    event.preventDefault();
    data.clearData();
    data.setData("text/html", dom.innerHTML);
    data.setData("text/plain", text);
  } else {
    captureCopy(view, dom);
  }
  if (cut2)
    view.dispatch(view.state.tr.deleteSelection().scrollIntoView().setMeta("uiEvent", "cut"));
};
function sliceSingleNode(slice) {
  return slice.openStart == 0 && slice.openEnd == 0 && slice.content.childCount == 1 ? slice.content.firstChild : null;
}
function capturePaste(view, event) {
  if (!view.dom.parentNode)
    return;
  let plainText = view.input.shiftKey || view.state.selection.$from.parent.type.spec.code;
  let target = view.dom.parentNode.appendChild(document.createElement(plainText ? "textarea" : "div"));
  if (!plainText)
    target.contentEditable = "true";
  target.style.cssText = "position: fixed; left: -10000px; top: 10px";
  target.focus();
  let plain = view.input.shiftKey && view.input.lastKeyCode != 45;
  setTimeout(() => {
    view.focus();
    if (target.parentNode)
      target.parentNode.removeChild(target);
    if (plainText)
      doPaste(view, target.value, null, plain, event);
    else
      doPaste(view, target.textContent, target.innerHTML, plain, event);
  }, 50);
}
function doPaste(view, text, html, preferPlain, event) {
  let slice = parseFromClipboard(view, text, html, preferPlain, view.state.selection.$from);
  if (view.someProp("handlePaste", (f) => f(view, event, slice || Slice.empty)))
    return true;
  if (!slice)
    return false;
  let singleNode = sliceSingleNode(slice);
  let tr = singleNode ? view.state.tr.replaceSelectionWith(singleNode, preferPlain) : view.state.tr.replaceSelection(slice);
  view.dispatch(tr.scrollIntoView().setMeta("paste", true).setMeta("uiEvent", "paste"));
  return true;
}
function getText(clipboardData) {
  let text = clipboardData.getData("text/plain") || clipboardData.getData("Text");
  if (text)
    return text;
  let uris = clipboardData.getData("text/uri-list");
  return uris ? uris.replace(/\r?\n/g, " ") : "";
}
editHandlers.paste = (view, _event) => {
  let event = _event;
  if (view.composing && !android)
    return;
  let data = brokenClipboardAPI ? null : event.clipboardData;
  let plain = view.input.shiftKey && view.input.lastKeyCode != 45;
  if (data && doPaste(view, getText(data), data.getData("text/html"), plain, event))
    event.preventDefault();
  else
    capturePaste(view, event);
};
var Dragging = class {
  constructor(slice, move, node) {
    this.slice = slice;
    this.move = move;
    this.node = node;
  }
};
var dragCopyModifier = mac ? "altKey" : "ctrlKey";
handlers.dragstart = (view, _event) => {
  let event = _event;
  let mouseDown = view.input.mouseDown;
  if (mouseDown)
    mouseDown.done();
  if (!event.dataTransfer)
    return;
  let sel = view.state.selection;
  let pos = sel.empty ? null : view.posAtCoords(eventCoords(event));
  let node;
  if (pos && pos.pos >= sel.from && pos.pos <= (sel instanceof NodeSelection ? sel.to - 1 : sel.to)) ;
  else if (mouseDown && mouseDown.mightDrag) {
    node = NodeSelection.create(view.state.doc, mouseDown.mightDrag.pos);
  } else if (event.target && event.target.nodeType == 1) {
    let desc = view.docView.nearestDesc(event.target, true);
    if (desc && desc.node.type.spec.draggable && desc != view.docView)
      node = NodeSelection.create(view.state.doc, desc.posBefore);
  }
  let draggedSlice = (node || view.state.selection).content();
  let { dom, text, slice } = serializeForClipboard(view, draggedSlice);
  if (!event.dataTransfer.files.length || !chrome || chrome_version > 120)
    event.dataTransfer.clearData();
  event.dataTransfer.setData(brokenClipboardAPI ? "Text" : "text/html", dom.innerHTML);
  event.dataTransfer.effectAllowed = "copyMove";
  if (!brokenClipboardAPI)
    event.dataTransfer.setData("text/plain", text);
  view.dragging = new Dragging(slice, !event[dragCopyModifier], node);
};
handlers.dragend = (view) => {
  let dragging = view.dragging;
  window.setTimeout(() => {
    if (view.dragging == dragging)
      view.dragging = null;
  }, 50);
};
editHandlers.dragover = editHandlers.dragenter = (_, e) => e.preventDefault();
editHandlers.drop = (view, _event) => {
  let event = _event;
  let dragging = view.dragging;
  view.dragging = null;
  if (!event.dataTransfer)
    return;
  let eventPos = view.posAtCoords(eventCoords(event));
  if (!eventPos)
    return;
  let $mouse = view.state.doc.resolve(eventPos.pos);
  let slice = dragging && dragging.slice;
  if (slice) {
    view.someProp("transformPasted", (f) => {
      slice = f(slice, view);
    });
  } else {
    slice = parseFromClipboard(view, getText(event.dataTransfer), brokenClipboardAPI ? null : event.dataTransfer.getData("text/html"), false, $mouse);
  }
  let move = !!(dragging && !event[dragCopyModifier]);
  if (view.someProp("handleDrop", (f) => f(view, event, slice || Slice.empty, move))) {
    event.preventDefault();
    return;
  }
  if (!slice)
    return;
  event.preventDefault();
  let insertPos = slice ? dropPoint(view.state.doc, $mouse.pos, slice) : $mouse.pos;
  if (insertPos == null)
    insertPos = $mouse.pos;
  let tr = view.state.tr;
  if (move) {
    let { node } = dragging;
    if (node)
      node.replace(tr);
    else
      tr.deleteSelection();
  }
  let pos = tr.mapping.map(insertPos);
  let isNode = slice.openStart == 0 && slice.openEnd == 0 && slice.content.childCount == 1;
  let beforeInsert = tr.doc;
  if (isNode)
    tr.replaceRangeWith(pos, pos, slice.content.firstChild);
  else
    tr.replaceRange(pos, pos, slice);
  if (tr.doc.eq(beforeInsert))
    return;
  let $pos = tr.doc.resolve(pos);
  if (isNode && NodeSelection.isSelectable(slice.content.firstChild) && $pos.nodeAfter && $pos.nodeAfter.sameMarkup(slice.content.firstChild)) {
    tr.setSelection(new NodeSelection($pos));
  } else {
    let end = tr.mapping.map(insertPos);
    tr.mapping.maps[tr.mapping.maps.length - 1].forEach((_from, _to, _newFrom, newTo) => end = newTo);
    tr.setSelection(selectionBetween(view, $pos, tr.doc.resolve(end)));
  }
  view.focus();
  view.dispatch(tr.setMeta("uiEvent", "drop"));
};
handlers.focus = (view) => {
  view.input.lastFocus = Date.now();
  if (!view.focused) {
    view.domObserver.stop();
    view.dom.classList.add("ProseMirror-focused");
    view.domObserver.start();
    view.focused = true;
    setTimeout(() => {
      if (view.docView && view.hasFocus() && !view.domObserver.currentSelection.eq(view.domSelectionRange()))
        selectionToDOM(view);
    }, 20);
  }
};
handlers.blur = (view, _event) => {
  let event = _event;
  if (view.focused) {
    view.domObserver.stop();
    view.dom.classList.remove("ProseMirror-focused");
    view.domObserver.start();
    if (event.relatedTarget && view.dom.contains(event.relatedTarget))
      view.domObserver.currentSelection.clear();
    view.focused = false;
  }
};
handlers.beforeinput = (view, _event) => {
  let event = _event;
  if (chrome && android && event.inputType == "deleteContentBackward") {
    view.domObserver.flushSoon();
    let { domChangeCount } = view.input;
    setTimeout(() => {
      if (view.input.domChangeCount != domChangeCount)
        return;
      view.dom.blur();
      view.focus();
      if (view.someProp("handleKeyDown", (f) => f(view, keyEvent(8, "Backspace"))))
        return;
      let { $cursor } = view.state.selection;
      if ($cursor && $cursor.pos > 0)
        view.dispatch(view.state.tr.delete($cursor.pos - 1, $cursor.pos).scrollIntoView());
    }, 50);
  }
};
for (let prop in editHandlers)
  handlers[prop] = editHandlers[prop];
function compareObjs(a, b) {
  if (a == b)
    return true;
  for (let p in a)
    if (a[p] !== b[p])
      return false;
  for (let p in b)
    if (!(p in a))
      return false;
  return true;
}
var WidgetType = class _WidgetType {
  constructor(toDOM, spec) {
    this.toDOM = toDOM;
    this.spec = spec || noSpec;
    this.side = this.spec.side || 0;
  }
  map(mapping, span, offset, oldOffset) {
    let { pos, deleted } = mapping.mapResult(span.from + oldOffset, this.side < 0 ? -1 : 1);
    return deleted ? null : new Decoration(pos - offset, pos - offset, this);
  }
  valid() {
    return true;
  }
  eq(other) {
    return this == other || other instanceof _WidgetType && (this.spec.key && this.spec.key == other.spec.key || this.toDOM == other.toDOM && compareObjs(this.spec, other.spec));
  }
  destroy(node) {
    if (this.spec.destroy)
      this.spec.destroy(node);
  }
};
var InlineType = class _InlineType {
  constructor(attrs, spec) {
    this.attrs = attrs;
    this.spec = spec || noSpec;
  }
  map(mapping, span, offset, oldOffset) {
    let from = mapping.map(span.from + oldOffset, this.spec.inclusiveStart ? -1 : 1) - offset;
    let to = mapping.map(span.to + oldOffset, this.spec.inclusiveEnd ? 1 : -1) - offset;
    return from >= to ? null : new Decoration(from, to, this);
  }
  valid(_, span) {
    return span.from < span.to;
  }
  eq(other) {
    return this == other || other instanceof _InlineType && compareObjs(this.attrs, other.attrs) && compareObjs(this.spec, other.spec);
  }
  static is(span) {
    return span.type instanceof _InlineType;
  }
  destroy() {
  }
};
var NodeType = class _NodeType {
  constructor(attrs, spec) {
    this.attrs = attrs;
    this.spec = spec || noSpec;
  }
  map(mapping, span, offset, oldOffset) {
    let from = mapping.mapResult(span.from + oldOffset, 1);
    if (from.deleted)
      return null;
    let to = mapping.mapResult(span.to + oldOffset, -1);
    if (to.deleted || to.pos <= from.pos)
      return null;
    return new Decoration(from.pos - offset, to.pos - offset, this);
  }
  valid(node, span) {
    let { index: index2, offset } = node.content.findIndex(span.from), child;
    return offset == span.from && !(child = node.child(index2)).isText && offset + child.nodeSize == span.to;
  }
  eq(other) {
    return this == other || other instanceof _NodeType && compareObjs(this.attrs, other.attrs) && compareObjs(this.spec, other.spec);
  }
  destroy() {
  }
};
var Decoration = class _Decoration {
  /**
  @internal
  */
  constructor(from, to, type) {
    this.from = from;
    this.to = to;
    this.type = type;
  }
  /**
  @internal
  */
  copy(from, to) {
    return new _Decoration(from, to, this.type);
  }
  /**
  @internal
  */
  eq(other, offset = 0) {
    return this.type.eq(other.type) && this.from + offset == other.from && this.to + offset == other.to;
  }
  /**
  @internal
  */
  map(mapping, offset, oldOffset) {
    return this.type.map(mapping, this, offset, oldOffset);
  }
  /**
  Creates a widget decoration, which is a DOM node that's shown in
  the document at the given position. It is recommended that you
  delay rendering the widget by passing a function that will be
  called when the widget is actually drawn in a view, but you can
  also directly pass a DOM node. `getPos` can be used to find the
  widget's current document position.
  */
  static widget(pos, toDOM, spec) {
    return new _Decoration(pos, pos, new WidgetType(toDOM, spec));
  }
  /**
  Creates an inline decoration, which adds the given attributes to
  each inline node between `from` and `to`.
  */
  static inline(from, to, attrs, spec) {
    return new _Decoration(from, to, new InlineType(attrs, spec));
  }
  /**
  Creates a node decoration. `from` and `to` should point precisely
  before and after a node in the document. That node, and only that
  node, will receive the given attributes.
  */
  static node(from, to, attrs, spec) {
    return new _Decoration(from, to, new NodeType(attrs, spec));
  }
  /**
  The spec provided when creating this decoration. Can be useful
  if you've stored extra information in that object.
  */
  get spec() {
    return this.type.spec;
  }
  /**
  @internal
  */
  get inline() {
    return this.type instanceof InlineType;
  }
  /**
  @internal
  */
  get widget() {
    return this.type instanceof WidgetType;
  }
};
var none = [];
var noSpec = {};
var DecorationSet = class _DecorationSet {
  /**
  @internal
  */
  constructor(local, children) {
    this.local = local.length ? local : none;
    this.children = children.length ? children : none;
  }
  /**
  Create a set of decorations, using the structure of the given
  document. This will consume (modify) the `decorations` array, so
  you must make a copy if you want need to preserve that.
  */
  static create(doc2, decorations) {
    return decorations.length ? buildTree(decorations, doc2, 0, noSpec) : empty;
  }
  /**
  Find all decorations in this set which touch the given range
  (including decorations that start or end directly at the
  boundaries) and match the given predicate on their spec. When
  `start` and `end` are omitted, all decorations in the set are
  considered. When `predicate` isn't given, all decorations are
  assumed to match.
  */
  find(start, end, predicate) {
    let result = [];
    this.findInner(start == null ? 0 : start, end == null ? 1e9 : end, result, 0, predicate);
    return result;
  }
  findInner(start, end, result, offset, predicate) {
    for (let i = 0; i < this.local.length; i++) {
      let span = this.local[i];
      if (span.from <= end && span.to >= start && (!predicate || predicate(span.spec)))
        result.push(span.copy(span.from + offset, span.to + offset));
    }
    for (let i = 0; i < this.children.length; i += 3) {
      if (this.children[i] < end && this.children[i + 1] > start) {
        let childOff = this.children[i] + 1;
        this.children[i + 2].findInner(start - childOff, end - childOff, result, offset + childOff, predicate);
      }
    }
  }
  /**
  Map the set of decorations in response to a change in the
  document.
  */
  map(mapping, doc2, options) {
    if (this == empty || mapping.maps.length == 0)
      return this;
    return this.mapInner(mapping, doc2, 0, 0, options || noSpec);
  }
  /**
  @internal
  */
  mapInner(mapping, node, offset, oldOffset, options) {
    let newLocal;
    for (let i = 0; i < this.local.length; i++) {
      let mapped = this.local[i].map(mapping, offset, oldOffset);
      if (mapped && mapped.type.valid(node, mapped))
        (newLocal || (newLocal = [])).push(mapped);
      else if (options.onRemove)
        options.onRemove(this.local[i].spec);
    }
    if (this.children.length)
      return mapChildren(this.children, newLocal || [], mapping, node, offset, oldOffset, options);
    else
      return newLocal ? new _DecorationSet(newLocal.sort(byPos), none) : empty;
  }
  /**
  Add the given array of decorations to the ones in the set,
  producing a new set. Consumes the `decorations` array. Needs
  access to the current document to create the appropriate tree
  structure.
  */
  add(doc2, decorations) {
    if (!decorations.length)
      return this;
    if (this == empty)
      return _DecorationSet.create(doc2, decorations);
    return this.addInner(doc2, decorations, 0);
  }
  addInner(doc2, decorations, offset) {
    let children, childIndex = 0;
    doc2.forEach((childNode, childOffset) => {
      let baseOffset = childOffset + offset, found;
      if (!(found = takeSpansForNode(decorations, childNode, baseOffset)))
        return;
      if (!children)
        children = this.children.slice();
      while (childIndex < children.length && children[childIndex] < childOffset)
        childIndex += 3;
      if (children[childIndex] == childOffset)
        children[childIndex + 2] = children[childIndex + 2].addInner(childNode, found, baseOffset + 1);
      else
        children.splice(childIndex, 0, childOffset, childOffset + childNode.nodeSize, buildTree(found, childNode, baseOffset + 1, noSpec));
      childIndex += 3;
    });
    let local = moveSpans(childIndex ? withoutNulls(decorations) : decorations, -offset);
    for (let i = 0; i < local.length; i++)
      if (!local[i].type.valid(doc2, local[i]))
        local.splice(i--, 1);
    return new _DecorationSet(local.length ? this.local.concat(local).sort(byPos) : this.local, children || this.children);
  }
  /**
  Create a new set that contains the decorations in this set, minus
  the ones in the given array.
  */
  remove(decorations) {
    if (decorations.length == 0 || this == empty)
      return this;
    return this.removeInner(decorations, 0);
  }
  removeInner(decorations, offset) {
    let children = this.children, local = this.local;
    for (let i = 0; i < children.length; i += 3) {
      let found;
      let from = children[i] + offset, to = children[i + 1] + offset;
      for (let j = 0, span; j < decorations.length; j++)
        if (span = decorations[j]) {
          if (span.from > from && span.to < to) {
            decorations[j] = null;
            (found || (found = [])).push(span);
          }
        }
      if (!found)
        continue;
      if (children == this.children)
        children = this.children.slice();
      let removed = children[i + 2].removeInner(found, from + 1);
      if (removed != empty) {
        children[i + 2] = removed;
      } else {
        children.splice(i, 3);
        i -= 3;
      }
    }
    if (local.length) {
      for (let i = 0, span; i < decorations.length; i++)
        if (span = decorations[i]) {
          for (let j = 0; j < local.length; j++)
            if (local[j].eq(span, offset)) {
              if (local == this.local)
                local = this.local.slice();
              local.splice(j--, 1);
            }
        }
    }
    if (children == this.children && local == this.local)
      return this;
    return local.length || children.length ? new _DecorationSet(local, children) : empty;
  }
  forChild(offset, node) {
    if (this == empty)
      return this;
    if (node.isLeaf)
      return _DecorationSet.empty;
    let child, local;
    for (let i = 0; i < this.children.length; i += 3)
      if (this.children[i] >= offset) {
        if (this.children[i] == offset)
          child = this.children[i + 2];
        break;
      }
    let start = offset + 1, end = start + node.content.size;
    for (let i = 0; i < this.local.length; i++) {
      let dec = this.local[i];
      if (dec.from < end && dec.to > start && dec.type instanceof InlineType) {
        let from = Math.max(start, dec.from) - start, to = Math.min(end, dec.to) - start;
        if (from < to)
          (local || (local = [])).push(dec.copy(from, to));
      }
    }
    if (local) {
      let localSet = new _DecorationSet(local.sort(byPos), none);
      return child ? new DecorationGroup([localSet, child]) : localSet;
    }
    return child || empty;
  }
  /**
  @internal
  */
  eq(other) {
    if (this == other)
      return true;
    if (!(other instanceof _DecorationSet) || this.local.length != other.local.length || this.children.length != other.children.length)
      return false;
    for (let i = 0; i < this.local.length; i++)
      if (!this.local[i].eq(other.local[i]))
        return false;
    for (let i = 0; i < this.children.length; i += 3)
      if (this.children[i] != other.children[i] || this.children[i + 1] != other.children[i + 1] || !this.children[i + 2].eq(other.children[i + 2]))
        return false;
    return true;
  }
  /**
  @internal
  */
  locals(node) {
    return removeOverlap(this.localsInner(node));
  }
  /**
  @internal
  */
  localsInner(node) {
    if (this == empty)
      return none;
    if (node.inlineContent || !this.local.some(InlineType.is))
      return this.local;
    let result = [];
    for (let i = 0; i < this.local.length; i++) {
      if (!(this.local[i].type instanceof InlineType))
        result.push(this.local[i]);
    }
    return result;
  }
  forEachSet(f) {
    f(this);
  }
};
DecorationSet.empty = new DecorationSet([], []);
DecorationSet.removeOverlap = removeOverlap;
var empty = DecorationSet.empty;
var DecorationGroup = class _DecorationGroup {
  constructor(members) {
    this.members = members;
  }
  map(mapping, doc2) {
    const mappedDecos = this.members.map((member) => member.map(mapping, doc2, noSpec));
    return _DecorationGroup.from(mappedDecos);
  }
  forChild(offset, child) {
    if (child.isLeaf)
      return DecorationSet.empty;
    let found = [];
    for (let i = 0; i < this.members.length; i++) {
      let result = this.members[i].forChild(offset, child);
      if (result == empty)
        continue;
      if (result instanceof _DecorationGroup)
        found = found.concat(result.members);
      else
        found.push(result);
    }
    return _DecorationGroup.from(found);
  }
  eq(other) {
    if (!(other instanceof _DecorationGroup) || other.members.length != this.members.length)
      return false;
    for (let i = 0; i < this.members.length; i++)
      if (!this.members[i].eq(other.members[i]))
        return false;
    return true;
  }
  locals(node) {
    let result, sorted = true;
    for (let i = 0; i < this.members.length; i++) {
      let locals = this.members[i].localsInner(node);
      if (!locals.length)
        continue;
      if (!result) {
        result = locals;
      } else {
        if (sorted) {
          result = result.slice();
          sorted = false;
        }
        for (let j = 0; j < locals.length; j++)
          result.push(locals[j]);
      }
    }
    return result ? removeOverlap(sorted ? result : result.sort(byPos)) : none;
  }
  // Create a group for the given array of decoration sets, or return
  // a single set when possible.
  static from(members) {
    switch (members.length) {
      case 0:
        return empty;
      case 1:
        return members[0];
      default:
        return new _DecorationGroup(members.every((m) => m instanceof DecorationSet) ? members : members.reduce((r, m) => r.concat(m instanceof DecorationSet ? m : m.members), []));
    }
  }
  forEachSet(f) {
    for (let i = 0; i < this.members.length; i++)
      this.members[i].forEachSet(f);
  }
};
function mapChildren(oldChildren, newLocal, mapping, node, offset, oldOffset, options) {
  let children = oldChildren.slice();
  for (let i = 0, baseOffset = oldOffset; i < mapping.maps.length; i++) {
    let moved = 0;
    mapping.maps[i].forEach((oldStart, oldEnd, newStart, newEnd) => {
      let dSize = newEnd - newStart - (oldEnd - oldStart);
      for (let i2 = 0; i2 < children.length; i2 += 3) {
        let end = children[i2 + 1];
        if (end < 0 || oldStart > end + baseOffset - moved)
          continue;
        let start = children[i2] + baseOffset - moved;
        if (oldEnd >= start) {
          children[i2 + 1] = oldStart <= start ? -2 : -1;
        } else if (oldStart >= baseOffset && dSize) {
          children[i2] += dSize;
          children[i2 + 1] += dSize;
        }
      }
      moved += dSize;
    });
    baseOffset = mapping.maps[i].map(baseOffset, -1);
  }
  let mustRebuild = false;
  for (let i = 0; i < children.length; i += 3)
    if (children[i + 1] < 0) {
      if (children[i + 1] == -2) {
        mustRebuild = true;
        children[i + 1] = -1;
        continue;
      }
      let from = mapping.map(oldChildren[i] + oldOffset), fromLocal = from - offset;
      if (fromLocal < 0 || fromLocal >= node.content.size) {
        mustRebuild = true;
        continue;
      }
      let to = mapping.map(oldChildren[i + 1] + oldOffset, -1), toLocal = to - offset;
      let { index: index2, offset: childOffset } = node.content.findIndex(fromLocal);
      let childNode = node.maybeChild(index2);
      if (childNode && childOffset == fromLocal && childOffset + childNode.nodeSize == toLocal) {
        let mapped = children[i + 2].mapInner(mapping, childNode, from + 1, oldChildren[i] + oldOffset + 1, options);
        if (mapped != empty) {
          children[i] = fromLocal;
          children[i + 1] = toLocal;
          children[i + 2] = mapped;
        } else {
          children[i + 1] = -2;
          mustRebuild = true;
        }
      } else {
        mustRebuild = true;
      }
    }
  if (mustRebuild) {
    let decorations = mapAndGatherRemainingDecorations(children, oldChildren, newLocal, mapping, offset, oldOffset, options);
    let built = buildTree(decorations, node, 0, options);
    newLocal = built.local;
    for (let i = 0; i < children.length; i += 3)
      if (children[i + 1] < 0) {
        children.splice(i, 3);
        i -= 3;
      }
    for (let i = 0, j = 0; i < built.children.length; i += 3) {
      let from = built.children[i];
      while (j < children.length && children[j] < from)
        j += 3;
      children.splice(j, 0, built.children[i], built.children[i + 1], built.children[i + 2]);
    }
  }
  return new DecorationSet(newLocal.sort(byPos), children);
}
function moveSpans(spans, offset) {
  if (!offset || !spans.length)
    return spans;
  let result = [];
  for (let i = 0; i < spans.length; i++) {
    let span = spans[i];
    result.push(new Decoration(span.from + offset, span.to + offset, span.type));
  }
  return result;
}
function mapAndGatherRemainingDecorations(children, oldChildren, decorations, mapping, offset, oldOffset, options) {
  function gather(set, oldOffset2) {
    for (let i = 0; i < set.local.length; i++) {
      let mapped = set.local[i].map(mapping, offset, oldOffset2);
      if (mapped)
        decorations.push(mapped);
      else if (options.onRemove)
        options.onRemove(set.local[i].spec);
    }
    for (let i = 0; i < set.children.length; i += 3)
      gather(set.children[i + 2], set.children[i] + oldOffset2 + 1);
  }
  for (let i = 0; i < children.length; i += 3)
    if (children[i + 1] == -1)
      gather(children[i + 2], oldChildren[i] + oldOffset + 1);
  return decorations;
}
function takeSpansForNode(spans, node, offset) {
  if (node.isLeaf)
    return null;
  let end = offset + node.nodeSize, found = null;
  for (let i = 0, span; i < spans.length; i++) {
    if ((span = spans[i]) && span.from > offset && span.to < end) {
      (found || (found = [])).push(span);
      spans[i] = null;
    }
  }
  return found;
}
function withoutNulls(array) {
  let result = [];
  for (let i = 0; i < array.length; i++)
    if (array[i] != null)
      result.push(array[i]);
  return result;
}
function buildTree(spans, node, offset, options) {
  let children = [], hasNulls = false;
  node.forEach((childNode, localStart) => {
    let found = takeSpansForNode(spans, childNode, localStart + offset);
    if (found) {
      hasNulls = true;
      let subtree = buildTree(found, childNode, offset + localStart + 1, options);
      if (subtree != empty)
        children.push(localStart, localStart + childNode.nodeSize, subtree);
    }
  });
  let locals = moveSpans(hasNulls ? withoutNulls(spans) : spans, -offset).sort(byPos);
  for (let i = 0; i < locals.length; i++)
    if (!locals[i].type.valid(node, locals[i])) {
      if (options.onRemove)
        options.onRemove(locals[i].spec);
      locals.splice(i--, 1);
    }
  return locals.length || children.length ? new DecorationSet(locals, children) : empty;
}
function byPos(a, b) {
  return a.from - b.from || a.to - b.to;
}
function removeOverlap(spans) {
  let working = spans;
  for (let i = 0; i < working.length - 1; i++) {
    let span = working[i];
    if (span.from != span.to)
      for (let j = i + 1; j < working.length; j++) {
        let next = working[j];
        if (next.from == span.from) {
          if (next.to != span.to) {
            if (working == spans)
              working = spans.slice();
            working[j] = next.copy(next.from, span.to);
            insertAhead(working, j + 1, next.copy(span.to, next.to));
          }
          continue;
        } else {
          if (next.from < span.to) {
            if (working == spans)
              working = spans.slice();
            working[i] = span.copy(span.from, next.from);
            insertAhead(working, j, span.copy(next.from, span.to));
          }
          break;
        }
      }
  }
  return working;
}
function insertAhead(array, i, deco) {
  while (i < array.length && byPos(deco, array[i]) > 0)
    i++;
  array.splice(i, 0, deco);
}
function viewDecorations(view) {
  let found = [];
  view.someProp("decorations", (f) => {
    let result = f(view.state);
    if (result && result != empty)
      found.push(result);
  });
  if (view.cursorWrapper)
    found.push(DecorationSet.create(view.state.doc, [view.cursorWrapper.deco]));
  return DecorationGroup.from(found);
}
var observeOptions = {
  childList: true,
  characterData: true,
  characterDataOldValue: true,
  attributes: true,
  attributeOldValue: true,
  subtree: true
};
var useCharData = ie && ie_version <= 11;
var SelectionState = class {
  constructor() {
    this.anchorNode = null;
    this.anchorOffset = 0;
    this.focusNode = null;
    this.focusOffset = 0;
  }
  set(sel) {
    this.anchorNode = sel.anchorNode;
    this.anchorOffset = sel.anchorOffset;
    this.focusNode = sel.focusNode;
    this.focusOffset = sel.focusOffset;
  }
  clear() {
    this.anchorNode = this.focusNode = null;
  }
  eq(sel) {
    return sel.anchorNode == this.anchorNode && sel.anchorOffset == this.anchorOffset && sel.focusNode == this.focusNode && sel.focusOffset == this.focusOffset;
  }
};
var DOMObserver = class {
  constructor(view, handleDOMChange) {
    this.view = view;
    this.handleDOMChange = handleDOMChange;
    this.queue = [];
    this.flushingSoon = -1;
    this.observer = null;
    this.currentSelection = new SelectionState();
    this.onCharData = null;
    this.suppressingSelectionUpdates = false;
    this.lastChangedTextNode = null;
    this.observer = window.MutationObserver && new window.MutationObserver((mutations) => {
      for (let i = 0; i < mutations.length; i++)
        this.queue.push(mutations[i]);
      if (ie && ie_version <= 11 && mutations.some((m) => m.type == "childList" && m.removedNodes.length || m.type == "characterData" && m.oldValue.length > m.target.nodeValue.length))
        this.flushSoon();
      else
        this.flush();
    });
    if (useCharData) {
      this.onCharData = (e) => {
        this.queue.push({ target: e.target, type: "characterData", oldValue: e.prevValue });
        this.flushSoon();
      };
    }
    this.onSelectionChange = this.onSelectionChange.bind(this);
  }
  flushSoon() {
    if (this.flushingSoon < 0)
      this.flushingSoon = window.setTimeout(() => {
        this.flushingSoon = -1;
        this.flush();
      }, 20);
  }
  forceFlush() {
    if (this.flushingSoon > -1) {
      window.clearTimeout(this.flushingSoon);
      this.flushingSoon = -1;
      this.flush();
    }
  }
  start() {
    if (this.observer) {
      this.observer.takeRecords();
      this.observer.observe(this.view.dom, observeOptions);
    }
    if (this.onCharData)
      this.view.dom.addEventListener("DOMCharacterDataModified", this.onCharData);
    this.connectSelection();
  }
  stop() {
    if (this.observer) {
      let take = this.observer.takeRecords();
      if (take.length) {
        for (let i = 0; i < take.length; i++)
          this.queue.push(take[i]);
        window.setTimeout(() => this.flush(), 20);
      }
      this.observer.disconnect();
    }
    if (this.onCharData)
      this.view.dom.removeEventListener("DOMCharacterDataModified", this.onCharData);
    this.disconnectSelection();
  }
  connectSelection() {
    this.view.dom.ownerDocument.addEventListener("selectionchange", this.onSelectionChange);
  }
  disconnectSelection() {
    this.view.dom.ownerDocument.removeEventListener("selectionchange", this.onSelectionChange);
  }
  suppressSelectionUpdates() {
    this.suppressingSelectionUpdates = true;
    setTimeout(() => this.suppressingSelectionUpdates = false, 50);
  }
  onSelectionChange() {
    if (!hasFocusAndSelection(this.view))
      return;
    if (this.suppressingSelectionUpdates)
      return selectionToDOM(this.view);
    if (ie && ie_version <= 11 && !this.view.state.selection.empty) {
      let sel = this.view.domSelectionRange();
      if (sel.focusNode && isEquivalentPosition(sel.focusNode, sel.focusOffset, sel.anchorNode, sel.anchorOffset))
        return this.flushSoon();
    }
    this.flush();
  }
  setCurSelection() {
    this.currentSelection.set(this.view.domSelectionRange());
  }
  ignoreSelectionChange(sel) {
    if (!sel.focusNode)
      return true;
    let ancestors = /* @__PURE__ */ new Set(), container;
    for (let scan = sel.focusNode; scan; scan = parentNode(scan))
      ancestors.add(scan);
    for (let scan = sel.anchorNode; scan; scan = parentNode(scan))
      if (ancestors.has(scan)) {
        container = scan;
        break;
      }
    let desc = container && this.view.docView.nearestDesc(container);
    if (desc && desc.ignoreMutation({
      type: "selection",
      target: container.nodeType == 3 ? container.parentNode : container
    })) {
      this.setCurSelection();
      return true;
    }
  }
  pendingRecords() {
    if (this.observer)
      for (let mut of this.observer.takeRecords())
        this.queue.push(mut);
    return this.queue;
  }
  flush() {
    let { view } = this;
    if (!view.docView || this.flushingSoon > -1)
      return;
    let mutations = this.pendingRecords();
    if (mutations.length)
      this.queue = [];
    let sel = view.domSelectionRange();
    let newSel = !this.suppressingSelectionUpdates && !this.currentSelection.eq(sel) && hasFocusAndSelection(view) && !this.ignoreSelectionChange(sel);
    let from = -1, to = -1, typeOver = false, added = [];
    if (view.editable) {
      for (let i = 0; i < mutations.length; i++) {
        let result = this.registerMutation(mutations[i], added);
        if (result) {
          from = from < 0 ? result.from : Math.min(result.from, from);
          to = to < 0 ? result.to : Math.max(result.to, to);
          if (result.typeOver)
            typeOver = true;
        }
      }
    }
    if (gecko && added.length) {
      let brs = added.filter((n) => n.nodeName == "BR");
      if (brs.length == 2) {
        let [a, b] = brs;
        if (a.parentNode && a.parentNode.parentNode == b.parentNode)
          b.remove();
        else
          a.remove();
      } else {
        let { focusNode } = this.currentSelection;
        for (let br of brs) {
          let parent = br.parentNode;
          if (parent && parent.nodeName == "LI" && (!focusNode || blockParent(view, focusNode) != parent))
            br.remove();
        }
      }
    }
    let readSel = null;
    if (from < 0 && newSel && view.input.lastFocus > Date.now() - 200 && Math.max(view.input.lastTouch, view.input.lastClick.time) < Date.now() - 300 && selectionCollapsed(sel) && (readSel = selectionFromDOM(view)) && readSel.eq(Selection.near(view.state.doc.resolve(0), 1))) {
      view.input.lastFocus = 0;
      selectionToDOM(view);
      this.currentSelection.set(sel);
      view.scrollToSelection();
    } else if (from > -1 || newSel) {
      if (from > -1) {
        view.docView.markDirty(from, to);
        checkCSS(view);
      }
      this.handleDOMChange(from, to, typeOver, added);
      if (view.docView && view.docView.dirty)
        view.updateState(view.state);
      else if (!this.currentSelection.eq(sel))
        selectionToDOM(view);
      this.currentSelection.set(sel);
    }
  }
  registerMutation(mut, added) {
    if (added.indexOf(mut.target) > -1)
      return null;
    let desc = this.view.docView.nearestDesc(mut.target);
    if (mut.type == "attributes" && (desc == this.view.docView || mut.attributeName == "contenteditable" || // Firefox sometimes fires spurious events for null/empty styles
    mut.attributeName == "style" && !mut.oldValue && !mut.target.getAttribute("style")))
      return null;
    if (!desc || desc.ignoreMutation(mut))
      return null;
    if (mut.type == "childList") {
      for (let i = 0; i < mut.addedNodes.length; i++) {
        let node = mut.addedNodes[i];
        added.push(node);
        if (node.nodeType == 3)
          this.lastChangedTextNode = node;
      }
      if (desc.contentDOM && desc.contentDOM != desc.dom && !desc.contentDOM.contains(mut.target))
        return { from: desc.posBefore, to: desc.posAfter };
      let prev = mut.previousSibling, next = mut.nextSibling;
      if (ie && ie_version <= 11 && mut.addedNodes.length) {
        for (let i = 0; i < mut.addedNodes.length; i++) {
          let { previousSibling, nextSibling } = mut.addedNodes[i];
          if (!previousSibling || Array.prototype.indexOf.call(mut.addedNodes, previousSibling) < 0)
            prev = previousSibling;
          if (!nextSibling || Array.prototype.indexOf.call(mut.addedNodes, nextSibling) < 0)
            next = nextSibling;
        }
      }
      let fromOffset = prev && prev.parentNode == mut.target ? domIndex(prev) + 1 : 0;
      let from = desc.localPosFromDOM(mut.target, fromOffset, -1);
      let toOffset = next && next.parentNode == mut.target ? domIndex(next) : mut.target.childNodes.length;
      let to = desc.localPosFromDOM(mut.target, toOffset, 1);
      return { from, to };
    } else if (mut.type == "attributes") {
      return { from: desc.posAtStart - desc.border, to: desc.posAtEnd + desc.border };
    } else {
      this.lastChangedTextNode = mut.target;
      return {
        from: desc.posAtStart,
        to: desc.posAtEnd,
        // An event was generated for a text change that didn't change
        // any text. Mark the dom change to fall back to assuming the
        // selection was typed over with an identical value if it can't
        // find another change.
        typeOver: mut.target.nodeValue == mut.oldValue
      };
    }
  }
};
var cssChecked = /* @__PURE__ */ new WeakMap();
var cssCheckWarned = false;
function checkCSS(view) {
  if (cssChecked.has(view))
    return;
  cssChecked.set(view, null);
  if (["normal", "nowrap", "pre-line"].indexOf(getComputedStyle(view.dom).whiteSpace) !== -1) {
    view.requiresGeckoHackNode = gecko;
    if (cssCheckWarned)
      return;
    console["warn"]("ProseMirror expects the CSS white-space property to be set, preferably to 'pre-wrap'. It is recommended to load style/prosemirror.css from the prosemirror-view package.");
    cssCheckWarned = true;
  }
}
function rangeToSelectionRange(view, range) {
  let anchorNode = range.startContainer, anchorOffset = range.startOffset;
  let focusNode = range.endContainer, focusOffset = range.endOffset;
  let currentAnchor = view.domAtPos(view.state.selection.anchor);
  if (isEquivalentPosition(currentAnchor.node, currentAnchor.offset, focusNode, focusOffset))
    [anchorNode, anchorOffset, focusNode, focusOffset] = [focusNode, focusOffset, anchorNode, anchorOffset];
  return { anchorNode, anchorOffset, focusNode, focusOffset };
}
function safariShadowSelectionRange(view, selection) {
  if (selection.getComposedRanges) {
    let range = selection.getComposedRanges(view.root)[0];
    if (range)
      return rangeToSelectionRange(view, range);
  }
  let found;
  function read(event) {
    event.preventDefault();
    event.stopImmediatePropagation();
    found = event.getTargetRanges()[0];
  }
  view.dom.addEventListener("beforeinput", read, true);
  document.execCommand("indent");
  view.dom.removeEventListener("beforeinput", read, true);
  return found ? rangeToSelectionRange(view, found) : null;
}
function blockParent(view, node) {
  for (let p = node.parentNode; p && p != view.dom; p = p.parentNode) {
    let desc = view.docView.nearestDesc(p, true);
    if (desc && desc.node.isBlock)
      return p;
  }
  return null;
}
function parseBetween(view, from_, to_) {
  let { node: parent, fromOffset, toOffset, from, to } = view.docView.parseRange(from_, to_);
  let domSel = view.domSelectionRange();
  let find;
  let anchor = domSel.anchorNode;
  if (anchor && view.dom.contains(anchor.nodeType == 1 ? anchor : anchor.parentNode)) {
    find = [{ node: anchor, offset: domSel.anchorOffset }];
    if (!selectionCollapsed(domSel))
      find.push({ node: domSel.focusNode, offset: domSel.focusOffset });
  }
  if (chrome && view.input.lastKeyCode === 8) {
    for (let off = toOffset; off > fromOffset; off--) {
      let node = parent.childNodes[off - 1], desc = node.pmViewDesc;
      if (node.nodeName == "BR" && !desc) {
        toOffset = off;
        break;
      }
      if (!desc || desc.size)
        break;
    }
  }
  let startDoc = view.state.doc;
  let parser = view.someProp("domParser") || DOMParser.fromSchema(view.state.schema);
  let $from = startDoc.resolve(from);
  let sel = null, doc2 = parser.parse(parent, {
    topNode: $from.parent,
    topMatch: $from.parent.contentMatchAt($from.index()),
    topOpen: true,
    from: fromOffset,
    to: toOffset,
    preserveWhitespace: $from.parent.type.whitespace == "pre" ? "full" : true,
    findPositions: find,
    ruleFromNode,
    context: $from
  });
  if (find && find[0].pos != null) {
    let anchor2 = find[0].pos, head = find[1] && find[1].pos;
    if (head == null)
      head = anchor2;
    sel = { anchor: anchor2 + from, head: head + from };
  }
  return { doc: doc2, sel, from, to };
}
function ruleFromNode(dom) {
  let desc = dom.pmViewDesc;
  if (desc) {
    return desc.parseRule();
  } else if (dom.nodeName == "BR" && dom.parentNode) {
    if (safari && /^(ul|ol)$/i.test(dom.parentNode.nodeName)) {
      let skip = document.createElement("div");
      skip.appendChild(document.createElement("li"));
      return { skip };
    } else if (dom.parentNode.lastChild == dom || safari && /^(tr|table)$/i.test(dom.parentNode.nodeName)) {
      return { ignore: true };
    }
  } else if (dom.nodeName == "IMG" && dom.getAttribute("mark-placeholder")) {
    return { ignore: true };
  }
  return null;
}
var isInline = /^(a|abbr|acronym|b|bd[io]|big|br|button|cite|code|data(list)?|del|dfn|em|i|ins|kbd|label|map|mark|meter|output|q|ruby|s|samp|small|span|strong|su[bp]|time|u|tt|var)$/i;
function readDOMChange(view, from, to, typeOver, addedNodes) {
  let compositionID = view.input.compositionPendingChanges || (view.composing ? view.input.compositionID : 0);
  view.input.compositionPendingChanges = 0;
  if (from < 0) {
    let origin = view.input.lastSelectionTime > Date.now() - 50 ? view.input.lastSelectionOrigin : null;
    let newSel = selectionFromDOM(view, origin);
    if (newSel && !view.state.selection.eq(newSel)) {
      if (chrome && android && view.input.lastKeyCode === 13 && Date.now() - 100 < view.input.lastKeyCodeTime && view.someProp("handleKeyDown", (f) => f(view, keyEvent(13, "Enter"))))
        return;
      let tr2 = view.state.tr.setSelection(newSel);
      if (origin == "pointer")
        tr2.setMeta("pointer", true);
      else if (origin == "key")
        tr2.scrollIntoView();
      if (compositionID)
        tr2.setMeta("composition", compositionID);
      view.dispatch(tr2);
    }
    return;
  }
  let $before = view.state.doc.resolve(from);
  let shared = $before.sharedDepth(to);
  from = $before.before(shared + 1);
  to = view.state.doc.resolve(to).after(shared + 1);
  let sel = view.state.selection;
  let parse = parseBetween(view, from, to);
  let doc2 = view.state.doc, compare = doc2.slice(parse.from, parse.to);
  let preferredPos, preferredSide;
  if (view.input.lastKeyCode === 8 && Date.now() - 100 < view.input.lastKeyCodeTime) {
    preferredPos = view.state.selection.to;
    preferredSide = "end";
  } else {
    preferredPos = view.state.selection.from;
    preferredSide = "start";
  }
  view.input.lastKeyCode = null;
  let change = findDiff(compare.content, parse.doc.content, parse.from, preferredPos, preferredSide);
  if (change)
    view.input.domChangeCount++;
  if ((ios && view.input.lastIOSEnter > Date.now() - 225 || android) && addedNodes.some((n) => n.nodeType == 1 && !isInline.test(n.nodeName)) && (!change || change.endA >= change.endB) && view.someProp("handleKeyDown", (f) => f(view, keyEvent(13, "Enter")))) {
    view.input.lastIOSEnter = 0;
    return;
  }
  if (!change) {
    if (typeOver && sel instanceof TextSelection && !sel.empty && sel.$head.sameParent(sel.$anchor) && !view.composing && !(parse.sel && parse.sel.anchor != parse.sel.head)) {
      change = { start: sel.from, endA: sel.to, endB: sel.to };
    } else {
      if (parse.sel) {
        let sel2 = resolveSelection(view, view.state.doc, parse.sel);
        if (sel2 && !sel2.eq(view.state.selection)) {
          let tr2 = view.state.tr.setSelection(sel2);
          if (compositionID)
            tr2.setMeta("composition", compositionID);
          view.dispatch(tr2);
        }
      }
      return;
    }
  }
  if (view.state.selection.from < view.state.selection.to && change.start == change.endB && view.state.selection instanceof TextSelection) {
    if (change.start > view.state.selection.from && change.start <= view.state.selection.from + 2 && view.state.selection.from >= parse.from) {
      change.start = view.state.selection.from;
    } else if (change.endA < view.state.selection.to && change.endA >= view.state.selection.to - 2 && view.state.selection.to <= parse.to) {
      change.endB += view.state.selection.to - change.endA;
      change.endA = view.state.selection.to;
    }
  }
  if (ie && ie_version <= 11 && change.endB == change.start + 1 && change.endA == change.start && change.start > parse.from && parse.doc.textBetween(change.start - parse.from - 1, change.start - parse.from + 1) == "  ") {
    change.start--;
    change.endA--;
    change.endB--;
  }
  let $from = parse.doc.resolveNoCache(change.start - parse.from);
  let $to = parse.doc.resolveNoCache(change.endB - parse.from);
  let $fromA = doc2.resolve(change.start);
  let inlineChange = $from.sameParent($to) && $from.parent.inlineContent && $fromA.end() >= change.endA;
  let nextSel;
  if ((ios && view.input.lastIOSEnter > Date.now() - 225 && (!inlineChange || addedNodes.some((n) => n.nodeName == "DIV" || n.nodeName == "P")) || !inlineChange && $from.pos < parse.doc.content.size && !$from.sameParent($to) && (nextSel = Selection.findFrom(parse.doc.resolve($from.pos + 1), 1, true)) && nextSel.head == $to.pos) && view.someProp("handleKeyDown", (f) => f(view, keyEvent(13, "Enter")))) {
    view.input.lastIOSEnter = 0;
    return;
  }
  if (view.state.selection.anchor > change.start && looksLikeBackspace(doc2, change.start, change.endA, $from, $to) && view.someProp("handleKeyDown", (f) => f(view, keyEvent(8, "Backspace")))) {
    if (android && chrome)
      view.domObserver.suppressSelectionUpdates();
    return;
  }
  if (chrome && android && change.endB == change.start)
    view.input.lastAndroidDelete = Date.now();
  if (android && !inlineChange && $from.start() != $to.start() && $to.parentOffset == 0 && $from.depth == $to.depth && parse.sel && parse.sel.anchor == parse.sel.head && parse.sel.head == change.endA) {
    change.endB -= 2;
    $to = parse.doc.resolveNoCache(change.endB - parse.from);
    setTimeout(() => {
      view.someProp("handleKeyDown", function(f) {
        return f(view, keyEvent(13, "Enter"));
      });
    }, 20);
  }
  let chFrom = change.start, chTo = change.endA;
  let tr, storedMarks, markChange;
  if (inlineChange) {
    if ($from.pos == $to.pos) {
      if (ie && ie_version <= 11 && $from.parentOffset == 0) {
        view.domObserver.suppressSelectionUpdates();
        setTimeout(() => selectionToDOM(view), 20);
      }
      tr = view.state.tr.delete(chFrom, chTo);
      storedMarks = doc2.resolve(change.start).marksAcross(doc2.resolve(change.endA));
    } else if (
      // Adding or removing a mark
      change.endA == change.endB && (markChange = isMarkChange($from.parent.content.cut($from.parentOffset, $to.parentOffset), $fromA.parent.content.cut($fromA.parentOffset, change.endA - $fromA.start())))
    ) {
      tr = view.state.tr;
      if (markChange.type == "add")
        tr.addMark(chFrom, chTo, markChange.mark);
      else
        tr.removeMark(chFrom, chTo, markChange.mark);
    } else if ($from.parent.child($from.index()).isText && $from.index() == $to.index() - ($to.textOffset ? 0 : 1)) {
      let text = $from.parent.textBetween($from.parentOffset, $to.parentOffset);
      if (view.someProp("handleTextInput", (f) => f(view, chFrom, chTo, text)))
        return;
      tr = view.state.tr.insertText(text, chFrom, chTo);
    }
  }
  if (!tr)
    tr = view.state.tr.replace(chFrom, chTo, parse.doc.slice(change.start - parse.from, change.endB - parse.from));
  if (parse.sel) {
    let sel2 = resolveSelection(view, tr.doc, parse.sel);
    if (sel2 && !(chrome && android && view.composing && sel2.empty && (change.start != change.endB || view.input.lastAndroidDelete < Date.now() - 100) && (sel2.head == chFrom || sel2.head == tr.mapping.map(chTo) - 1) || ie && sel2.empty && sel2.head == chFrom))
      tr.setSelection(sel2);
  }
  if (storedMarks)
    tr.ensureMarks(storedMarks);
  if (compositionID)
    tr.setMeta("composition", compositionID);
  view.dispatch(tr.scrollIntoView());
}
function resolveSelection(view, doc2, parsedSel) {
  if (Math.max(parsedSel.anchor, parsedSel.head) > doc2.content.size)
    return null;
  return selectionBetween(view, doc2.resolve(parsedSel.anchor), doc2.resolve(parsedSel.head));
}
function isMarkChange(cur, prev) {
  let curMarks = cur.firstChild.marks, prevMarks = prev.firstChild.marks;
  let added = curMarks, removed = prevMarks, type, mark, update;
  for (let i = 0; i < prevMarks.length; i++)
    added = prevMarks[i].removeFromSet(added);
  for (let i = 0; i < curMarks.length; i++)
    removed = curMarks[i].removeFromSet(removed);
  if (added.length == 1 && removed.length == 0) {
    mark = added[0];
    type = "add";
    update = (node) => node.mark(mark.addToSet(node.marks));
  } else if (added.length == 0 && removed.length == 1) {
    mark = removed[0];
    type = "remove";
    update = (node) => node.mark(mark.removeFromSet(node.marks));
  } else {
    return null;
  }
  let updated = [];
  for (let i = 0; i < prev.childCount; i++)
    updated.push(update(prev.child(i)));
  if (Fragment.from(updated).eq(cur))
    return { mark, type };
}
function looksLikeBackspace(old, start, end, $newStart, $newEnd) {
  if (
    // The content must have shrunk
    end - start <= $newEnd.pos - $newStart.pos || // newEnd must point directly at or after the end of the block that newStart points into
    skipClosingAndOpening($newStart, true, false) < $newEnd.pos
  )
    return false;
  let $start = old.resolve(start);
  if (!$newStart.parent.isTextblock) {
    let after = $start.nodeAfter;
    return after != null && end == start + after.nodeSize;
  }
  if ($start.parentOffset < $start.parent.content.size || !$start.parent.isTextblock)
    return false;
  let $next = old.resolve(skipClosingAndOpening($start, true, true));
  if (!$next.parent.isTextblock || $next.pos > end || skipClosingAndOpening($next, true, false) < end)
    return false;
  return $newStart.parent.content.cut($newStart.parentOffset).eq($next.parent.content);
}
function skipClosingAndOpening($pos, fromEnd, mayOpen) {
  let depth = $pos.depth, end = fromEnd ? $pos.end() : $pos.pos;
  while (depth > 0 && (fromEnd || $pos.indexAfter(depth) == $pos.node(depth).childCount)) {
    depth--;
    end++;
    fromEnd = false;
  }
  if (mayOpen) {
    let next = $pos.node(depth).maybeChild($pos.indexAfter(depth));
    while (next && !next.isLeaf) {
      next = next.firstChild;
      end++;
    }
  }
  return end;
}
function findDiff(a, b, pos, preferredPos, preferredSide) {
  let start = a.findDiffStart(b, pos);
  if (start == null)
    return null;
  let { a: endA, b: endB } = a.findDiffEnd(b, pos + a.size, pos + b.size);
  if (preferredSide == "end") {
    let adjust = Math.max(0, start - Math.min(endA, endB));
    preferredPos -= endA + adjust - start;
  }
  if (endA < start && a.size < b.size) {
    let move = preferredPos <= start && preferredPos >= endA ? start - preferredPos : 0;
    start -= move;
    if (start && start < b.size && isSurrogatePair(b.textBetween(start - 1, start + 1)))
      start += move ? 1 : -1;
    endB = start + (endB - endA);
    endA = start;
  } else if (endB < start) {
    let move = preferredPos <= start && preferredPos >= endB ? start - preferredPos : 0;
    start -= move;
    if (start && start < a.size && isSurrogatePair(a.textBetween(start - 1, start + 1)))
      start += move ? 1 : -1;
    endA = start + (endA - endB);
    endB = start;
  }
  return { start, endA, endB };
}
function isSurrogatePair(str) {
  if (str.length != 2)
    return false;
  let a = str.charCodeAt(0), b = str.charCodeAt(1);
  return a >= 56320 && a <= 57343 && b >= 55296 && b <= 56319;
}
var EditorView = class {
  /**
  Create a view. `place` may be a DOM node that the editor should
  be appended to, a function that will place it into the document,
  or an object whose `mount` property holds the node to use as the
  document container. If it is `null`, the editor will not be
  added to the document.
  */
  constructor(place, props) {
    this._root = null;
    this.focused = false;
    this.trackWrites = null;
    this.mounted = false;
    this.markCursor = null;
    this.cursorWrapper = null;
    this.lastSelectedViewDesc = void 0;
    this.input = new InputState();
    this.prevDirectPlugins = [];
    this.pluginViews = [];
    this.requiresGeckoHackNode = false;
    this.dragging = null;
    this._props = props;
    this.state = props.state;
    this.directPlugins = props.plugins || [];
    this.directPlugins.forEach(checkStateComponent);
    this.dispatch = this.dispatch.bind(this);
    this.dom = place && place.mount || document.createElement("div");
    if (place) {
      if (place.appendChild)
        place.appendChild(this.dom);
      else if (typeof place == "function")
        place(this.dom);
      else if (place.mount)
        this.mounted = true;
    }
    this.editable = getEditable(this);
    updateCursorWrapper(this);
    this.nodeViews = buildNodeViews(this);
    this.docView = docViewDesc(this.state.doc, computeDocDeco(this), viewDecorations(this), this.dom, this);
    this.domObserver = new DOMObserver(this, (from, to, typeOver, added) => readDOMChange(this, from, to, typeOver, added));
    this.domObserver.start();
    initInput(this);
    this.updatePluginViews();
  }
  /**
  Holds `true` when a
  [composition](https://w3c.github.io/uievents/#events-compositionevents)
  is active.
  */
  get composing() {
    return this.input.composing;
  }
  /**
  The view's current [props](https://prosemirror.net/docs/ref/#view.EditorProps).
  */
  get props() {
    if (this._props.state != this.state) {
      let prev = this._props;
      this._props = {};
      for (let name in prev)
        this._props[name] = prev[name];
      this._props.state = this.state;
    }
    return this._props;
  }
  /**
  Update the view's props. Will immediately cause an update to
  the DOM.
  */
  update(props) {
    if (props.handleDOMEvents != this._props.handleDOMEvents)
      ensureListeners(this);
    let prevProps = this._props;
    this._props = props;
    if (props.plugins) {
      props.plugins.forEach(checkStateComponent);
      this.directPlugins = props.plugins;
    }
    this.updateStateInner(props.state, prevProps);
  }
  /**
  Update the view by updating existing props object with the object
  given as argument. Equivalent to `view.update(Object.assign({},
  view.props, props))`.
  */
  setProps(props) {
    let updated = {};
    for (let name in this._props)
      updated[name] = this._props[name];
    updated.state = this.state;
    for (let name in props)
      updated[name] = props[name];
    this.update(updated);
  }
  /**
  Update the editor's `state` prop, without touching any of the
  other props.
  */
  updateState(state) {
    this.updateStateInner(state, this._props);
  }
  updateStateInner(state, prevProps) {
    var _a;
    let prev = this.state, redraw = false, updateSel = false;
    if (state.storedMarks && this.composing) {
      clearComposition(this);
      updateSel = true;
    }
    this.state = state;
    let pluginsChanged = prev.plugins != state.plugins || this._props.plugins != prevProps.plugins;
    if (pluginsChanged || this._props.plugins != prevProps.plugins || this._props.nodeViews != prevProps.nodeViews) {
      let nodeViews = buildNodeViews(this);
      if (changedNodeViews(nodeViews, this.nodeViews)) {
        this.nodeViews = nodeViews;
        redraw = true;
      }
    }
    if (pluginsChanged || prevProps.handleDOMEvents != this._props.handleDOMEvents) {
      ensureListeners(this);
    }
    this.editable = getEditable(this);
    updateCursorWrapper(this);
    let innerDeco = viewDecorations(this), outerDeco = computeDocDeco(this);
    let scroll = prev.plugins != state.plugins && !prev.doc.eq(state.doc) ? "reset" : state.scrollToSelection > prev.scrollToSelection ? "to selection" : "preserve";
    let updateDoc = redraw || !this.docView.matchesNode(state.doc, outerDeco, innerDeco);
    if (updateDoc || !state.selection.eq(prev.selection))
      updateSel = true;
    let oldScrollPos = scroll == "preserve" && updateSel && this.dom.style.overflowAnchor == null && storeScrollPos(this);
    if (updateSel) {
      this.domObserver.stop();
      let forceSelUpdate = updateDoc && (ie || chrome) && !this.composing && !prev.selection.empty && !state.selection.empty && selectionContextChanged(prev.selection, state.selection);
      if (updateDoc) {
        let chromeKludge = chrome ? this.trackWrites = this.domSelectionRange().focusNode : null;
        if (this.composing)
          this.input.compositionNode = findCompositionNode(this);
        if (redraw || !this.docView.update(state.doc, outerDeco, innerDeco, this)) {
          this.docView.updateOuterDeco(outerDeco);
          this.docView.destroy();
          this.docView = docViewDesc(state.doc, outerDeco, innerDeco, this.dom, this);
        }
        if (chromeKludge && !this.trackWrites)
          forceSelUpdate = true;
      }
      if (forceSelUpdate || !(this.input.mouseDown && this.domObserver.currentSelection.eq(this.domSelectionRange()) && anchorInRightPlace(this))) {
        selectionToDOM(this, forceSelUpdate);
      } else {
        syncNodeSelection(this, state.selection);
        this.domObserver.setCurSelection();
      }
      this.domObserver.start();
    }
    this.updatePluginViews(prev);
    if (((_a = this.dragging) === null || _a === void 0 ? void 0 : _a.node) && !prev.doc.eq(state.doc))
      this.updateDraggedNode(this.dragging, prev);
    if (scroll == "reset") {
      this.dom.scrollTop = 0;
    } else if (scroll == "to selection") {
      this.scrollToSelection();
    } else if (oldScrollPos) {
      resetScrollPos(oldScrollPos);
    }
  }
  /**
  @internal
  */
  scrollToSelection() {
    let startDOM = this.domSelectionRange().focusNode;
    if (this.someProp("handleScrollToSelection", (f) => f(this))) ;
    else if (this.state.selection instanceof NodeSelection) {
      let target = this.docView.domAfterPos(this.state.selection.from);
      if (target.nodeType == 1)
        scrollRectIntoView(this, target.getBoundingClientRect(), startDOM);
    } else {
      scrollRectIntoView(this, this.coordsAtPos(this.state.selection.head, 1), startDOM);
    }
  }
  destroyPluginViews() {
    let view;
    while (view = this.pluginViews.pop())
      if (view.destroy)
        view.destroy();
  }
  updatePluginViews(prevState) {
    if (!prevState || prevState.plugins != this.state.plugins || this.directPlugins != this.prevDirectPlugins) {
      this.prevDirectPlugins = this.directPlugins;
      this.destroyPluginViews();
      for (let i = 0; i < this.directPlugins.length; i++) {
        let plugin = this.directPlugins[i];
        if (plugin.spec.view)
          this.pluginViews.push(plugin.spec.view(this));
      }
      for (let i = 0; i < this.state.plugins.length; i++) {
        let plugin = this.state.plugins[i];
        if (plugin.spec.view)
          this.pluginViews.push(plugin.spec.view(this));
      }
    } else {
      for (let i = 0; i < this.pluginViews.length; i++) {
        let pluginView = this.pluginViews[i];
        if (pluginView.update)
          pluginView.update(this, prevState);
      }
    }
  }
  updateDraggedNode(dragging, prev) {
    let sel = dragging.node, found = -1;
    if (this.state.doc.nodeAt(sel.from) == sel.node) {
      found = sel.from;
    } else {
      let movedPos = sel.from + (this.state.doc.content.size - prev.doc.content.size);
      let moved = movedPos > 0 && this.state.doc.nodeAt(movedPos);
      if (moved == sel.node)
        found = movedPos;
    }
    this.dragging = new Dragging(dragging.slice, dragging.move, found < 0 ? void 0 : NodeSelection.create(this.state.doc, found));
  }
  someProp(propName, f) {
    let prop = this._props && this._props[propName], value;
    if (prop != null && (value = f ? f(prop) : prop))
      return value;
    for (let i = 0; i < this.directPlugins.length; i++) {
      let prop2 = this.directPlugins[i].props[propName];
      if (prop2 != null && (value = f ? f(prop2) : prop2))
        return value;
    }
    let plugins = this.state.plugins;
    if (plugins)
      for (let i = 0; i < plugins.length; i++) {
        let prop2 = plugins[i].props[propName];
        if (prop2 != null && (value = f ? f(prop2) : prop2))
          return value;
      }
  }
  /**
  Query whether the view has focus.
  */
  hasFocus() {
    if (ie) {
      let node = this.root.activeElement;
      if (node == this.dom)
        return true;
      if (!node || !this.dom.contains(node))
        return false;
      while (node && this.dom != node && this.dom.contains(node)) {
        if (node.contentEditable == "false")
          return false;
        node = node.parentElement;
      }
      return true;
    }
    return this.root.activeElement == this.dom;
  }
  /**
  Focus the editor.
  */
  focus() {
    this.domObserver.stop();
    if (this.editable)
      focusPreventScroll(this.dom);
    selectionToDOM(this);
    this.domObserver.start();
  }
  /**
  Get the document root in which the editor exists. This will
  usually be the top-level `document`, but might be a [shadow
  DOM](https://developer.mozilla.org/en-US/docs/Web/Web_Components/Shadow_DOM)
  root if the editor is inside one.
  */
  get root() {
    let cached = this._root;
    if (cached == null)
      for (let search = this.dom.parentNode; search; search = search.parentNode) {
        if (search.nodeType == 9 || search.nodeType == 11 && search.host) {
          if (!search.getSelection)
            Object.getPrototypeOf(search).getSelection = () => search.ownerDocument.getSelection();
          return this._root = search;
        }
      }
    return cached || document;
  }
  /**
  When an existing editor view is moved to a new document or
  shadow tree, call this to make it recompute its root.
  */
  updateRoot() {
    this._root = null;
  }
  /**
  Given a pair of viewport coordinates, return the document
  position that corresponds to them. May return null if the given
  coordinates aren't inside of the editor. When an object is
  returned, its `pos` property is the position nearest to the
  coordinates, and its `inside` property holds the position of the
  inner node that the position falls inside of, or -1 if it is at
  the top level, not in any node.
  */
  posAtCoords(coords) {
    return posAtCoords(this, coords);
  }
  /**
  Returns the viewport rectangle at a given document position.
  `left` and `right` will be the same number, as this returns a
  flat cursor-ish rectangle. If the position is between two things
  that aren't directly adjacent, `side` determines which element
  is used. When < 0, the element before the position is used,
  otherwise the element after.
  */
  coordsAtPos(pos, side = 1) {
    return coordsAtPos(this, pos, side);
  }
  /**
  Find the DOM position that corresponds to the given document
  position. When `side` is negative, find the position as close as
  possible to the content before the position. When positive,
  prefer positions close to the content after the position. When
  zero, prefer as shallow a position as possible.
  
  Note that you should **not** mutate the editor's internal DOM,
  only inspect it (and even that is usually not necessary).
  */
  domAtPos(pos, side = 0) {
    return this.docView.domFromPos(pos, side);
  }
  /**
  Find the DOM node that represents the document node after the
  given position. May return `null` when the position doesn't point
  in front of a node or if the node is inside an opaque node view.
  
  This is intended to be able to call things like
  `getBoundingClientRect` on that DOM node. Do **not** mutate the
  editor DOM directly, or add styling this way, since that will be
  immediately overriden by the editor as it redraws the node.
  */
  nodeDOM(pos) {
    let desc = this.docView.descAt(pos);
    return desc ? desc.nodeDOM : null;
  }
  /**
  Find the document position that corresponds to a given DOM
  position. (Whenever possible, it is preferable to inspect the
  document structure directly, rather than poking around in the
  DOM, but sometimes—for example when interpreting an event
  target—you don't have a choice.)
  
  The `bias` parameter can be used to influence which side of a DOM
  node to use when the position is inside a leaf node.
  */
  posAtDOM(node, offset, bias = -1) {
    let pos = this.docView.posFromDOM(node, offset, bias);
    if (pos == null)
      throw new RangeError("DOM position not inside the editor");
    return pos;
  }
  /**
  Find out whether the selection is at the end of a textblock when
  moving in a given direction. When, for example, given `"left"`,
  it will return true if moving left from the current cursor
  position would leave that position's parent textblock. Will apply
  to the view's current state by default, but it is possible to
  pass a different state.
  */
  endOfTextblock(dir, state) {
    return endOfTextblock(this, state || this.state, dir);
  }
  /**
  Run the editor's paste logic with the given HTML string. The
  `event`, if given, will be passed to the
  [`handlePaste`](https://prosemirror.net/docs/ref/#view.EditorProps.handlePaste) hook.
  */
  pasteHTML(html, event) {
    return doPaste(this, "", html, false, event || new ClipboardEvent("paste"));
  }
  /**
  Run the editor's paste logic with the given plain-text input.
  */
  pasteText(text, event) {
    return doPaste(this, text, null, true, event || new ClipboardEvent("paste"));
  }
  /**
  Removes the editor from the DOM and destroys all [node
  views](https://prosemirror.net/docs/ref/#view.NodeView).
  */
  destroy() {
    if (!this.docView)
      return;
    destroyInput(this);
    this.destroyPluginViews();
    if (this.mounted) {
      this.docView.update(this.state.doc, [], viewDecorations(this), this);
      this.dom.textContent = "";
    } else if (this.dom.parentNode) {
      this.dom.parentNode.removeChild(this.dom);
    }
    this.docView.destroy();
    this.docView = null;
    clearReusedRange();
  }
  /**
  This is true when the view has been
  [destroyed](https://prosemirror.net/docs/ref/#view.EditorView.destroy) (and thus should not be
  used anymore).
  */
  get isDestroyed() {
    return this.docView == null;
  }
  /**
  Used for testing.
  */
  dispatchEvent(event) {
    return dispatchEvent(this, event);
  }
  /**
  Dispatch a transaction. Will call
  [`dispatchTransaction`](https://prosemirror.net/docs/ref/#view.DirectEditorProps.dispatchTransaction)
  when given, and otherwise defaults to applying the transaction to
  the current state and calling
  [`updateState`](https://prosemirror.net/docs/ref/#view.EditorView.updateState) with the result.
  This method is bound to the view instance, so that it can be
  easily passed around.
  */
  dispatch(tr) {
    let dispatchTransaction = this._props.dispatchTransaction;
    if (dispatchTransaction)
      dispatchTransaction.call(this, tr);
    else
      this.updateState(this.state.apply(tr));
  }
  /**
  @internal
  */
  domSelectionRange() {
    let sel = this.domSelection();
    if (!sel)
      return { focusNode: null, focusOffset: 0, anchorNode: null, anchorOffset: 0 };
    return safari && this.root.nodeType === 11 && deepActiveElement(this.dom.ownerDocument) == this.dom && safariShadowSelectionRange(this, sel) || sel;
  }
  /**
  @internal
  */
  domSelection() {
    return this.root.getSelection();
  }
};
function computeDocDeco(view) {
  let attrs = /* @__PURE__ */ Object.create(null);
  attrs.class = "ProseMirror";
  attrs.contenteditable = String(view.editable);
  view.someProp("attributes", (value) => {
    if (typeof value == "function")
      value = value(view.state);
    if (value)
      for (let attr in value) {
        if (attr == "class")
          attrs.class += " " + value[attr];
        else if (attr == "style")
          attrs.style = (attrs.style ? attrs.style + ";" : "") + value[attr];
        else if (!attrs[attr] && attr != "contenteditable" && attr != "nodeName")
          attrs[attr] = String(value[attr]);
      }
  });
  if (!attrs.translate)
    attrs.translate = "no";
  return [Decoration.node(0, view.state.doc.content.size, attrs)];
}
function updateCursorWrapper(view) {
  if (view.markCursor) {
    let dom = document.createElement("img");
    dom.className = "ProseMirror-separator";
    dom.setAttribute("mark-placeholder", "true");
    dom.setAttribute("alt", "");
    view.cursorWrapper = { dom, deco: Decoration.widget(view.state.selection.from, dom, { raw: true, marks: view.markCursor }) };
  } else {
    view.cursorWrapper = null;
  }
}
function getEditable(view) {
  return !view.someProp("editable", (value) => value(view.state) === false);
}
function selectionContextChanged(sel1, sel2) {
  let depth = Math.min(sel1.$anchor.sharedDepth(sel1.head), sel2.$anchor.sharedDepth(sel2.head));
  return sel1.$anchor.start(depth) != sel2.$anchor.start(depth);
}
function buildNodeViews(view) {
  let result = /* @__PURE__ */ Object.create(null);
  function add(obj) {
    for (let prop in obj)
      if (!Object.prototype.hasOwnProperty.call(result, prop))
        result[prop] = obj[prop];
  }
  view.someProp("nodeViews", add);
  view.someProp("markViews", add);
  return result;
}
function changedNodeViews(a, b) {
  let nA = 0, nB = 0;
  for (let prop in a) {
    if (a[prop] != b[prop])
      return true;
    nA++;
  }
  for (let _ in b)
    nB++;
  return nA != nB;
}
function checkStateComponent(plugin) {
  if (plugin.spec.state || plugin.spec.filterTransaction || plugin.spec.appendTransaction)
    throw new RangeError("Plugins passed directly to the view must not have a state component");
}

// node_modules/w3c-keyname/index.es.js
var base = {
  8: "Backspace",
  9: "Tab",
  10: "Enter",
  12: "NumLock",
  13: "Enter",
  16: "Shift",
  17: "Control",
  18: "Alt",
  20: "CapsLock",
  27: "Escape",
  32: " ",
  33: "PageUp",
  34: "PageDown",
  35: "End",
  36: "Home",
  37: "ArrowLeft",
  38: "ArrowUp",
  39: "ArrowRight",
  40: "ArrowDown",
  44: "PrintScreen",
  45: "Insert",
  46: "Delete",
  59: ";",
  61: "=",
  91: "Meta",
  92: "Meta",
  106: "*",
  107: "+",
  108: ",",
  109: "-",
  110: ".",
  111: "/",
  144: "NumLock",
  145: "ScrollLock",
  160: "Shift",
  161: "Shift",
  162: "Control",
  163: "Control",
  164: "Alt",
  165: "Alt",
  173: "-",
  186: ";",
  187: "=",
  188: ",",
  189: "-",
  190: ".",
  191: "/",
  192: "`",
  219: "[",
  220: "\\",
  221: "]",
  222: "'",
  229: "q"
};
var shift = {
  48: ")",
  49: "!",
  50: "@",
  51: "#",
  52: "$",
  53: "%",
  54: "^",
  55: "&",
  56: "*",
  57: "(",
  59: ":",
  61: "+",
  173: "_",
  186: ":",
  187: "+",
  188: "<",
  189: "_",
  190: ">",
  191: "?",
  192: "~",
  219: "{",
  220: "|",
  221: "}",
  222: '"',
  229: "Q"
};
var chrome2 = typeof navigator != "undefined" && /Chrome\/(\d+)/.exec(navigator.userAgent);
var safari2 = typeof navigator != "undefined" && /Apple Computer/.test(navigator.vendor);
var gecko2 = typeof navigator != "undefined" && /Gecko\/\d+/.test(navigator.userAgent);
var mac2 = typeof navigator != "undefined" && /Mac/.test(navigator.platform);
var ie2 = typeof navigator != "undefined" && /MSIE \d|Trident\/(?:[7-9]|\d{2,})\..*rv:(\d+)/.exec(navigator.userAgent);
var brokenModifierNames = chrome2 && (mac2 || +chrome2[1] < 57) || gecko2 && mac2;
for (i = 0; i < 10; i++) base[48 + i] = base[96 + i] = String(i);
var i;
for (i = 1; i <= 24; i++) base[i + 111] = "F" + i;
var i;
for (i = 65; i <= 90; i++) {
  base[i] = String.fromCharCode(i + 32);
  shift[i] = String.fromCharCode(i);
}
var i;
for (code in base) if (!shift.hasOwnProperty(code)) shift[code] = base[code];
var code;
function keyName(event) {
  var ignoreKey = brokenModifierNames && (event.ctrlKey || event.altKey || event.metaKey) || (safari2 || ie2) && event.shiftKey && event.key && event.key.length == 1;
  var name = !ignoreKey && event.key || (event.shiftKey ? shift : base)[event.keyCode] || event.key || "Unidentified";
  if (name == "Esc") name = "Escape";
  if (name == "Del") name = "Delete";
  if (name == "Left") name = "ArrowLeft";
  if (name == "Up") name = "ArrowUp";
  if (name == "Right") name = "ArrowRight";
  if (name == "Down") name = "ArrowDown";
  return name;
}

// node_modules/prosemirror-keymap/dist/index.js
var mac3 = typeof navigator != "undefined" ? /Mac|iP(hone|[oa]d)/.test(navigator.platform) : false;
function normalizeKeyName(name) {
  let parts = name.split(/-(?!$)/), result = parts[parts.length - 1];
  if (result == "Space")
    result = " ";
  let alt, ctrl, shift2, meta;
  for (let i = 0; i < parts.length - 1; i++) {
    let mod = parts[i];
    if (/^(cmd|meta|m)$/i.test(mod))
      meta = true;
    else if (/^a(lt)?$/i.test(mod))
      alt = true;
    else if (/^(c|ctrl|control)$/i.test(mod))
      ctrl = true;
    else if (/^s(hift)?$/i.test(mod))
      shift2 = true;
    else if (/^mod$/i.test(mod)) {
      if (mac3)
        meta = true;
      else
        ctrl = true;
    } else
      throw new Error("Unrecognized modifier name: " + mod);
  }
  if (alt)
    result = "Alt-" + result;
  if (ctrl)
    result = "Ctrl-" + result;
  if (meta)
    result = "Meta-" + result;
  if (shift2)
    result = "Shift-" + result;
  return result;
}
function normalize(map) {
  let copy = /* @__PURE__ */ Object.create(null);
  for (let prop in map)
    copy[normalizeKeyName(prop)] = map[prop];
  return copy;
}
function modifiers(name, event, shift2 = true) {
  if (event.altKey)
    name = "Alt-" + name;
  if (event.ctrlKey)
    name = "Ctrl-" + name;
  if (event.metaKey)
    name = "Meta-" + name;
  if (shift2 && event.shiftKey)
    name = "Shift-" + name;
  return name;
}
function keymap(bindings) {
  return new Plugin({ props: { handleKeyDown: keydownHandler(bindings) } });
}
function keydownHandler(bindings) {
  let map = normalize(bindings);
  return function(view, event) {
    let name = keyName(event), baseName, direct = map[modifiers(name, event)];
    if (direct && direct(view.state, view.dispatch, view))
      return true;
    if (name.length == 1 && name != " ") {
      if (event.shiftKey) {
        let noShift = map[modifiers(name, event, false)];
        if (noShift && noShift(view.state, view.dispatch, view))
          return true;
      }
      if ((event.shiftKey || event.altKey || event.metaKey || name.charCodeAt(0) > 127) && (baseName = base[event.keyCode]) && baseName != name) {
        let fromCode = map[modifiers(baseName, event)];
        if (fromCode && fromCode(view.state, view.dispatch, view))
          return true;
      }
    }
    return false;
  };
}

// node_modules/prosemirror-commands/dist/index.js
var deleteSelection = (state, dispatch) => {
  if (state.selection.empty)
    return false;
  if (dispatch)
    dispatch(state.tr.deleteSelection().scrollIntoView());
  return true;
};
function atBlockStart(state, view) {
  let { $cursor } = state.selection;
  if (!$cursor || (view ? !view.endOfTextblock("backward", state) : $cursor.parentOffset > 0))
    return null;
  return $cursor;
}
var joinBackward = (state, dispatch, view) => {
  let $cursor = atBlockStart(state, view);
  if (!$cursor)
    return false;
  let $cut = findCutBefore($cursor);
  if (!$cut) {
    let range = $cursor.blockRange(), target = range && liftTarget(range);
    if (target == null)
      return false;
    if (dispatch)
      dispatch(state.tr.lift(range, target).scrollIntoView());
    return true;
  }
  let before = $cut.nodeBefore;
  if (deleteBarrier(state, $cut, dispatch, -1))
    return true;
  if ($cursor.parent.content.size == 0 && (textblockAt(before, "end") || NodeSelection.isSelectable(before))) {
    for (let depth = $cursor.depth; ; depth--) {
      let delStep = replaceStep(state.doc, $cursor.before(depth), $cursor.after(depth), Slice.empty);
      if (delStep && delStep.slice.size < delStep.to - delStep.from) {
        if (dispatch) {
          let tr = state.tr.step(delStep);
          tr.setSelection(textblockAt(before, "end") ? Selection.findFrom(tr.doc.resolve(tr.mapping.map($cut.pos, -1)), -1) : NodeSelection.create(tr.doc, $cut.pos - before.nodeSize));
          dispatch(tr.scrollIntoView());
        }
        return true;
      }
      if (depth == 1 || $cursor.node(depth - 1).childCount > 1)
        break;
    }
  }
  if (before.isAtom && $cut.depth == $cursor.depth - 1) {
    if (dispatch)
      dispatch(state.tr.delete($cut.pos - before.nodeSize, $cut.pos).scrollIntoView());
    return true;
  }
  return false;
};
var joinTextblockBackward = (state, dispatch, view) => {
  let $cursor = atBlockStart(state, view);
  if (!$cursor)
    return false;
  let $cut = findCutBefore($cursor);
  return $cut ? joinTextblocksAround(state, $cut, dispatch) : false;
};
var joinTextblockForward = (state, dispatch, view) => {
  let $cursor = atBlockEnd(state, view);
  if (!$cursor)
    return false;
  let $cut = findCutAfter($cursor);
  return $cut ? joinTextblocksAround(state, $cut, dispatch) : false;
};
function joinTextblocksAround(state, $cut, dispatch) {
  let before = $cut.nodeBefore, beforeText = before, beforePos = $cut.pos - 1;
  for (; !beforeText.isTextblock; beforePos--) {
    if (beforeText.type.spec.isolating)
      return false;
    let child = beforeText.lastChild;
    if (!child)
      return false;
    beforeText = child;
  }
  let after = $cut.nodeAfter, afterText = after, afterPos = $cut.pos + 1;
  for (; !afterText.isTextblock; afterPos++) {
    if (afterText.type.spec.isolating)
      return false;
    let child = afterText.firstChild;
    if (!child)
      return false;
    afterText = child;
  }
  let step = replaceStep(state.doc, beforePos, afterPos, Slice.empty);
  if (!step || step.from != beforePos || step instanceof ReplaceStep && step.slice.size >= afterPos - beforePos)
    return false;
  if (dispatch) {
    let tr = state.tr.step(step);
    tr.setSelection(TextSelection.create(tr.doc, beforePos));
    dispatch(tr.scrollIntoView());
  }
  return true;
}
function textblockAt(node, side, only = false) {
  for (let scan = node; scan; scan = side == "start" ? scan.firstChild : scan.lastChild) {
    if (scan.isTextblock)
      return true;
    if (only && scan.childCount != 1)
      return false;
  }
  return false;
}
var selectNodeBackward = (state, dispatch, view) => {
  let { $head, empty: empty2 } = state.selection, $cut = $head;
  if (!empty2)
    return false;
  if ($head.parent.isTextblock) {
    if (view ? !view.endOfTextblock("backward", state) : $head.parentOffset > 0)
      return false;
    $cut = findCutBefore($head);
  }
  let node = $cut && $cut.nodeBefore;
  if (!node || !NodeSelection.isSelectable(node))
    return false;
  if (dispatch)
    dispatch(state.tr.setSelection(NodeSelection.create(state.doc, $cut.pos - node.nodeSize)).scrollIntoView());
  return true;
};
function findCutBefore($pos) {
  if (!$pos.parent.type.spec.isolating)
    for (let i = $pos.depth - 1; i >= 0; i--) {
      if ($pos.index(i) > 0)
        return $pos.doc.resolve($pos.before(i + 1));
      if ($pos.node(i).type.spec.isolating)
        break;
    }
  return null;
}
function atBlockEnd(state, view) {
  let { $cursor } = state.selection;
  if (!$cursor || (view ? !view.endOfTextblock("forward", state) : $cursor.parentOffset < $cursor.parent.content.size))
    return null;
  return $cursor;
}
var joinForward = (state, dispatch, view) => {
  let $cursor = atBlockEnd(state, view);
  if (!$cursor)
    return false;
  let $cut = findCutAfter($cursor);
  if (!$cut)
    return false;
  let after = $cut.nodeAfter;
  if (deleteBarrier(state, $cut, dispatch, 1))
    return true;
  if ($cursor.parent.content.size == 0 && (textblockAt(after, "start") || NodeSelection.isSelectable(after))) {
    let delStep = replaceStep(state.doc, $cursor.before(), $cursor.after(), Slice.empty);
    if (delStep && delStep.slice.size < delStep.to - delStep.from) {
      if (dispatch) {
        let tr = state.tr.step(delStep);
        tr.setSelection(textblockAt(after, "start") ? Selection.findFrom(tr.doc.resolve(tr.mapping.map($cut.pos)), 1) : NodeSelection.create(tr.doc, tr.mapping.map($cut.pos)));
        dispatch(tr.scrollIntoView());
      }
      return true;
    }
  }
  if (after.isAtom && $cut.depth == $cursor.depth - 1) {
    if (dispatch)
      dispatch(state.tr.delete($cut.pos, $cut.pos + after.nodeSize).scrollIntoView());
    return true;
  }
  return false;
};
var selectNodeForward = (state, dispatch, view) => {
  let { $head, empty: empty2 } = state.selection, $cut = $head;
  if (!empty2)
    return false;
  if ($head.parent.isTextblock) {
    if (view ? !view.endOfTextblock("forward", state) : $head.parentOffset < $head.parent.content.size)
      return false;
    $cut = findCutAfter($head);
  }
  let node = $cut && $cut.nodeAfter;
  if (!node || !NodeSelection.isSelectable(node))
    return false;
  if (dispatch)
    dispatch(state.tr.setSelection(NodeSelection.create(state.doc, $cut.pos)).scrollIntoView());
  return true;
};
function findCutAfter($pos) {
  if (!$pos.parent.type.spec.isolating)
    for (let i = $pos.depth - 1; i >= 0; i--) {
      let parent = $pos.node(i);
      if ($pos.index(i) + 1 < parent.childCount)
        return $pos.doc.resolve($pos.after(i + 1));
      if (parent.type.spec.isolating)
        break;
    }
  return null;
}
var joinUp = (state, dispatch) => {
  let sel = state.selection, nodeSel = sel instanceof NodeSelection, point;
  if (nodeSel) {
    if (sel.node.isTextblock || !canJoin(state.doc, sel.from))
      return false;
    point = sel.from;
  } else {
    point = joinPoint(state.doc, sel.from, -1);
    if (point == null)
      return false;
  }
  if (dispatch) {
    let tr = state.tr.join(point);
    if (nodeSel)
      tr.setSelection(NodeSelection.create(tr.doc, point - state.doc.resolve(point).nodeBefore.nodeSize));
    dispatch(tr.scrollIntoView());
  }
  return true;
};
var joinDown = (state, dispatch) => {
  let sel = state.selection, point;
  if (sel instanceof NodeSelection) {
    if (sel.node.isTextblock || !canJoin(state.doc, sel.to))
      return false;
    point = sel.to;
  } else {
    point = joinPoint(state.doc, sel.to, 1);
    if (point == null)
      return false;
  }
  if (dispatch)
    dispatch(state.tr.join(point).scrollIntoView());
  return true;
};
var lift = (state, dispatch) => {
  let { $from, $to } = state.selection;
  let range = $from.blockRange($to), target = range && liftTarget(range);
  if (target == null)
    return false;
  if (dispatch)
    dispatch(state.tr.lift(range, target).scrollIntoView());
  return true;
};
var newlineInCode = (state, dispatch) => {
  let { $head, $anchor } = state.selection;
  if (!$head.parent.type.spec.code || !$head.sameParent($anchor))
    return false;
  if (dispatch)
    dispatch(state.tr.insertText("\n").scrollIntoView());
  return true;
};
function defaultBlockAt(match) {
  for (let i = 0; i < match.edgeCount; i++) {
    let { type } = match.edge(i);
    if (type.isTextblock && !type.hasRequiredAttrs())
      return type;
  }
  return null;
}
var exitCode = (state, dispatch) => {
  let { $head, $anchor } = state.selection;
  if (!$head.parent.type.spec.code || !$head.sameParent($anchor))
    return false;
  let above = $head.node(-1), after = $head.indexAfter(-1), type = defaultBlockAt(above.contentMatchAt(after));
  if (!type || !above.canReplaceWith(after, after, type))
    return false;
  if (dispatch) {
    let pos = $head.after(), tr = state.tr.replaceWith(pos, pos, type.createAndFill());
    tr.setSelection(Selection.near(tr.doc.resolve(pos), 1));
    dispatch(tr.scrollIntoView());
  }
  return true;
};
var createParagraphNear = (state, dispatch) => {
  let sel = state.selection, { $from, $to } = sel;
  if (sel instanceof AllSelection || $from.parent.inlineContent || $to.parent.inlineContent)
    return false;
  let type = defaultBlockAt($to.parent.contentMatchAt($to.indexAfter()));
  if (!type || !type.isTextblock)
    return false;
  if (dispatch) {
    let side = (!$from.parentOffset && $to.index() < $to.parent.childCount ? $from : $to).pos;
    let tr = state.tr.insert(side, type.createAndFill());
    tr.setSelection(TextSelection.create(tr.doc, side + 1));
    dispatch(tr.scrollIntoView());
  }
  return true;
};
var liftEmptyBlock = (state, dispatch) => {
  let { $cursor } = state.selection;
  if (!$cursor || $cursor.parent.content.size)
    return false;
  if ($cursor.depth > 1 && $cursor.after() != $cursor.end(-1)) {
    let before = $cursor.before();
    if (canSplit(state.doc, before)) {
      if (dispatch)
        dispatch(state.tr.split(before).scrollIntoView());
      return true;
    }
  }
  let range = $cursor.blockRange(), target = range && liftTarget(range);
  if (target == null)
    return false;
  if (dispatch)
    dispatch(state.tr.lift(range, target).scrollIntoView());
  return true;
};
function splitBlockAs(splitNode) {
  return (state, dispatch) => {
    let { $from, $to } = state.selection;
    if (state.selection instanceof NodeSelection && state.selection.node.isBlock) {
      if (!$from.parentOffset || !canSplit(state.doc, $from.pos))
        return false;
      if (dispatch)
        dispatch(state.tr.split($from.pos).scrollIntoView());
      return true;
    }
    if (!$from.depth)
      return false;
    let types = [];
    let splitDepth, deflt, atEnd = false, atStart = false;
    for (let d = $from.depth; ; d--) {
      let node = $from.node(d);
      if (node.isBlock) {
        atEnd = $from.end(d) == $from.pos + ($from.depth - d);
        atStart = $from.start(d) == $from.pos - ($from.depth - d);
        deflt = defaultBlockAt($from.node(d - 1).contentMatchAt($from.indexAfter(d - 1)));
        let splitType = splitNode && splitNode($to.parent, atEnd, $from);
        types.unshift(splitType || (atEnd && deflt ? { type: deflt } : null));
        splitDepth = d;
        break;
      } else {
        if (d == 1)
          return false;
        types.unshift(null);
      }
    }
    let tr = state.tr;
    if (state.selection instanceof TextSelection || state.selection instanceof AllSelection)
      tr.deleteSelection();
    let splitPos = tr.mapping.map($from.pos);
    let can = canSplit(tr.doc, splitPos, types.length, types);
    if (!can) {
      types[0] = deflt ? { type: deflt } : null;
      can = canSplit(tr.doc, splitPos, types.length, types);
    }
    tr.split(splitPos, types.length, types);
    if (!atEnd && atStart && $from.node(splitDepth).type != deflt) {
      let first2 = tr.mapping.map($from.before(splitDepth)), $first = tr.doc.resolve(first2);
      if (deflt && $from.node(splitDepth - 1).canReplaceWith($first.index(), $first.index() + 1, deflt))
        tr.setNodeMarkup(tr.mapping.map($from.before(splitDepth)), deflt);
    }
    if (dispatch)
      dispatch(tr.scrollIntoView());
    return true;
  };
}
var splitBlock = splitBlockAs();
var selectParentNode = (state, dispatch) => {
  let { $from, to } = state.selection, pos;
  let same = $from.sharedDepth(to);
  if (same == 0)
    return false;
  pos = $from.before(same);
  if (dispatch)
    dispatch(state.tr.setSelection(NodeSelection.create(state.doc, pos)));
  return true;
};
var selectAll = (state, dispatch) => {
  if (dispatch)
    dispatch(state.tr.setSelection(new AllSelection(state.doc)));
  return true;
};
function joinMaybeClear(state, $pos, dispatch) {
  let before = $pos.nodeBefore, after = $pos.nodeAfter, index2 = $pos.index();
  if (!before || !after || !before.type.compatibleContent(after.type))
    return false;
  if (!before.content.size && $pos.parent.canReplace(index2 - 1, index2)) {
    if (dispatch)
      dispatch(state.tr.delete($pos.pos - before.nodeSize, $pos.pos).scrollIntoView());
    return true;
  }
  if (!$pos.parent.canReplace(index2, index2 + 1) || !(after.isTextblock || canJoin(state.doc, $pos.pos)))
    return false;
  if (dispatch)
    dispatch(state.tr.join($pos.pos).scrollIntoView());
  return true;
}
function deleteBarrier(state, $cut, dispatch, dir) {
  let before = $cut.nodeBefore, after = $cut.nodeAfter, conn, match;
  let isolated = before.type.spec.isolating || after.type.spec.isolating;
  if (!isolated && joinMaybeClear(state, $cut, dispatch))
    return true;
  let canDelAfter = !isolated && $cut.parent.canReplace($cut.index(), $cut.index() + 1);
  if (canDelAfter && (conn = (match = before.contentMatchAt(before.childCount)).findWrapping(after.type)) && match.matchType(conn[0] || after.type).validEnd) {
    if (dispatch) {
      let end = $cut.pos + after.nodeSize, wrap = Fragment.empty;
      for (let i = conn.length - 1; i >= 0; i--)
        wrap = Fragment.from(conn[i].create(null, wrap));
      wrap = Fragment.from(before.copy(wrap));
      let tr = state.tr.step(new ReplaceAroundStep($cut.pos - 1, end, $cut.pos, end, new Slice(wrap, 1, 0), conn.length, true));
      let $joinAt = tr.doc.resolve(end + 2 * conn.length);
      if ($joinAt.nodeAfter && $joinAt.nodeAfter.type == before.type && canJoin(tr.doc, $joinAt.pos))
        tr.join($joinAt.pos);
      dispatch(tr.scrollIntoView());
    }
    return true;
  }
  let selAfter = after.type.spec.isolating || dir > 0 && isolated ? null : Selection.findFrom($cut, 1);
  let range = selAfter && selAfter.$from.blockRange(selAfter.$to), target = range && liftTarget(range);
  if (target != null && target >= $cut.depth) {
    if (dispatch)
      dispatch(state.tr.lift(range, target).scrollIntoView());
    return true;
  }
  if (canDelAfter && textblockAt(after, "start", true) && textblockAt(before, "end")) {
    let at = before, wrap = [];
    for (; ; ) {
      wrap.push(at);
      if (at.isTextblock)
        break;
      at = at.lastChild;
    }
    let afterText = after, afterDepth = 1;
    for (; !afterText.isTextblock; afterText = afterText.firstChild)
      afterDepth++;
    if (at.canReplace(at.childCount, at.childCount, afterText.content)) {
      if (dispatch) {
        let end = Fragment.empty;
        for (let i = wrap.length - 1; i >= 0; i--)
          end = Fragment.from(wrap[i].copy(end));
        let tr = state.tr.step(new ReplaceAroundStep($cut.pos - wrap.length, $cut.pos + after.nodeSize, $cut.pos + afterDepth, $cut.pos + after.nodeSize - afterDepth, new Slice(end, wrap.length, 0), 0, true));
        dispatch(tr.scrollIntoView());
      }
      return true;
    }
  }
  return false;
}
function selectTextblockSide(side) {
  return function(state, dispatch) {
    let sel = state.selection, $pos = side < 0 ? sel.$from : sel.$to;
    let depth = $pos.depth;
    while ($pos.node(depth).isInline) {
      if (!depth)
        return false;
      depth--;
    }
    if (!$pos.node(depth).isTextblock)
      return false;
    if (dispatch)
      dispatch(state.tr.setSelection(TextSelection.create(state.doc, side < 0 ? $pos.start(depth) : $pos.end(depth))));
    return true;
  };
}
var selectTextblockStart = selectTextblockSide(-1);
var selectTextblockEnd = selectTextblockSide(1);
function wrapIn(nodeType, attrs = null) {
  return function(state, dispatch) {
    let { $from, $to } = state.selection;
    let range = $from.blockRange($to), wrapping = range && findWrapping(range, nodeType, attrs);
    if (!wrapping)
      return false;
    if (dispatch)
      dispatch(state.tr.wrap(range, wrapping).scrollIntoView());
    return true;
  };
}
function setBlockType(nodeType, attrs = null) {
  return function(state, dispatch) {
    let applicable = false;
    for (let i = 0; i < state.selection.ranges.length && !applicable; i++) {
      let { $from: { pos: from }, $to: { pos: to } } = state.selection.ranges[i];
      state.doc.nodesBetween(from, to, (node, pos) => {
        if (applicable)
          return false;
        if (!node.isTextblock || node.hasMarkup(nodeType, attrs))
          return;
        if (node.type == nodeType) {
          applicable = true;
        } else {
          let $pos = state.doc.resolve(pos), index2 = $pos.index();
          applicable = $pos.parent.canReplaceWith(index2, index2 + 1, nodeType);
        }
      });
    }
    if (!applicable)
      return false;
    if (dispatch) {
      let tr = state.tr;
      for (let i = 0; i < state.selection.ranges.length; i++) {
        let { $from: { pos: from }, $to: { pos: to } } = state.selection.ranges[i];
        tr.setBlockType(from, to, nodeType, attrs);
      }
      dispatch(tr.scrollIntoView());
    }
    return true;
  };
}
function chainCommands(...commands2) {
  return function(state, dispatch, view) {
    for (let i = 0; i < commands2.length; i++)
      if (commands2[i](state, dispatch, view))
        return true;
    return false;
  };
}
var backspace = chainCommands(deleteSelection, joinBackward, selectNodeBackward);
var del = chainCommands(deleteSelection, joinForward, selectNodeForward);
var pcBaseKeymap = {
  "Enter": chainCommands(newlineInCode, createParagraphNear, liftEmptyBlock, splitBlock),
  "Mod-Enter": exitCode,
  "Backspace": backspace,
  "Mod-Backspace": backspace,
  "Shift-Backspace": backspace,
  "Delete": del,
  "Mod-Delete": del,
  "Mod-a": selectAll
};
var macBaseKeymap = {
  "Ctrl-h": pcBaseKeymap["Backspace"],
  "Alt-Backspace": pcBaseKeymap["Mod-Backspace"],
  "Ctrl-d": pcBaseKeymap["Delete"],
  "Ctrl-Alt-Backspace": pcBaseKeymap["Mod-Delete"],
  "Alt-Delete": pcBaseKeymap["Mod-Delete"],
  "Alt-d": pcBaseKeymap["Mod-Delete"],
  "Ctrl-a": selectTextblockStart,
  "Ctrl-e": selectTextblockEnd
};
for (let key in pcBaseKeymap)
  macBaseKeymap[key] = pcBaseKeymap[key];
var mac4 = typeof navigator != "undefined" ? /Mac|iP(hone|[oa]d)/.test(navigator.platform) : typeof os != "undefined" && os.platform ? os.platform() == "darwin" : false;

// node_modules/prosemirror-schema-list/dist/index.js
function wrapInList(listType, attrs = null) {
  return function(state, dispatch) {
    let { $from, $to } = state.selection;
    let range = $from.blockRange($to);
    if (!range)
      return false;
    let tr = dispatch ? state.tr : null;
    if (!wrapRangeInList(tr, range, listType, attrs))
      return false;
    if (dispatch)
      dispatch(tr.scrollIntoView());
    return true;
  };
}
function wrapRangeInList(tr, range, listType, attrs = null) {
  let doJoin = false, outerRange = range, doc2 = range.$from.doc;
  if (range.depth >= 2 && range.$from.node(range.depth - 1).type.compatibleContent(listType) && range.startIndex == 0) {
    if (range.$from.index(range.depth - 1) == 0)
      return false;
    let $insert = doc2.resolve(range.start - 2);
    outerRange = new NodeRange($insert, $insert, range.depth);
    if (range.endIndex < range.parent.childCount)
      range = new NodeRange(range.$from, doc2.resolve(range.$to.end(range.depth)), range.depth);
    doJoin = true;
  }
  let wrap = findWrapping(outerRange, listType, attrs, range);
  if (!wrap)
    return false;
  if (tr)
    doWrapInList(tr, range, wrap, doJoin, listType);
  return true;
}
function doWrapInList(tr, range, wrappers, joinBefore, listType) {
  let content = Fragment.empty;
  for (let i = wrappers.length - 1; i >= 0; i--)
    content = Fragment.from(wrappers[i].type.create(wrappers[i].attrs, content));
  tr.step(new ReplaceAroundStep(range.start - (joinBefore ? 2 : 0), range.end, range.start, range.end, new Slice(content, 0, 0), wrappers.length, true));
  let found = 0;
  for (let i = 0; i < wrappers.length; i++)
    if (wrappers[i].type == listType)
      found = i + 1;
  let splitDepth = wrappers.length - found;
  let splitPos = range.start + wrappers.length - (joinBefore ? 2 : 0), parent = range.parent;
  for (let i = range.startIndex, e = range.endIndex, first2 = true; i < e; i++, first2 = false) {
    if (!first2 && canSplit(tr.doc, splitPos, splitDepth)) {
      tr.split(splitPos, splitDepth);
      splitPos += 2 * splitDepth;
    }
    splitPos += parent.child(i).nodeSize;
  }
  return tr;
}
function liftListItem(itemType) {
  return function(state, dispatch) {
    let { $from, $to } = state.selection;
    let range = $from.blockRange($to, (node) => node.childCount > 0 && node.firstChild.type == itemType);
    if (!range)
      return false;
    if (!dispatch)
      return true;
    if ($from.node(range.depth - 1).type == itemType)
      return liftToOuterList(state, dispatch, itemType, range);
    else
      return liftOutOfList(state, dispatch, range);
  };
}
function liftToOuterList(state, dispatch, itemType, range) {
  let tr = state.tr, end = range.end, endOfList = range.$to.end(range.depth);
  if (end < endOfList) {
    tr.step(new ReplaceAroundStep(end - 1, endOfList, end, endOfList, new Slice(Fragment.from(itemType.create(null, range.parent.copy())), 1, 0), 1, true));
    range = new NodeRange(tr.doc.resolve(range.$from.pos), tr.doc.resolve(endOfList), range.depth);
  }
  const target = liftTarget(range);
  if (target == null)
    return false;
  tr.lift(range, target);
  let after = tr.mapping.map(end, -1) - 1;
  if (canJoin(tr.doc, after))
    tr.join(after);
  dispatch(tr.scrollIntoView());
  return true;
}
function liftOutOfList(state, dispatch, range) {
  let tr = state.tr, list = range.parent;
  for (let pos = range.end, i = range.endIndex - 1, e = range.startIndex; i > e; i--) {
    pos -= list.child(i).nodeSize;
    tr.delete(pos - 1, pos + 1);
  }
  let $start = tr.doc.resolve(range.start), item = $start.nodeAfter;
  if (tr.mapping.map(range.end) != range.start + $start.nodeAfter.nodeSize)
    return false;
  let atStart = range.startIndex == 0, atEnd = range.endIndex == list.childCount;
  let parent = $start.node(-1), indexBefore = $start.index(-1);
  if (!parent.canReplace(indexBefore + (atStart ? 0 : 1), indexBefore + 1, item.content.append(atEnd ? Fragment.empty : Fragment.from(list))))
    return false;
  let start = $start.pos, end = start + item.nodeSize;
  tr.step(new ReplaceAroundStep(start - (atStart ? 1 : 0), end + (atEnd ? 1 : 0), start + 1, end - 1, new Slice((atStart ? Fragment.empty : Fragment.from(list.copy(Fragment.empty))).append(atEnd ? Fragment.empty : Fragment.from(list.copy(Fragment.empty))), atStart ? 0 : 1, atEnd ? 0 : 1), atStart ? 0 : 1));
  dispatch(tr.scrollIntoView());
  return true;
}
function sinkListItem(itemType) {
  return function(state, dispatch) {
    let { $from, $to } = state.selection;
    let range = $from.blockRange($to, (node) => node.childCount > 0 && node.firstChild.type == itemType);
    if (!range)
      return false;
    let startIndex = range.startIndex;
    if (startIndex == 0)
      return false;
    let parent = range.parent, nodeBefore = parent.child(startIndex - 1);
    if (nodeBefore.type != itemType)
      return false;
    if (dispatch) {
      let nestedBefore = nodeBefore.lastChild && nodeBefore.lastChild.type == parent.type;
      let inner = Fragment.from(nestedBefore ? itemType.create() : null);
      let slice = new Slice(Fragment.from(itemType.create(null, Fragment.from(parent.type.create(null, inner)))), nestedBefore ? 3 : 1, 0);
      let before = range.start, after = range.end;
      dispatch(state.tr.step(new ReplaceAroundStep(before - (nestedBefore ? 3 : 1), after, before, after, slice, 1, true)).scrollIntoView());
    }
    return true;
  };
}

// node_modules/@tiptap/core/dist/index.js
function createChainableState(config) {
  const { state, transaction } = config;
  let { selection } = transaction;
  let { doc: doc2 } = transaction;
  let { storedMarks } = transaction;
  return {
    ...state,
    apply: state.apply.bind(state),
    applyTransaction: state.applyTransaction.bind(state),
    plugins: state.plugins,
    schema: state.schema,
    reconfigure: state.reconfigure.bind(state),
    toJSON: state.toJSON.bind(state),
    get storedMarks() {
      return storedMarks;
    },
    get selection() {
      return selection;
    },
    get doc() {
      return doc2;
    },
    get tr() {
      selection = transaction.selection;
      doc2 = transaction.doc;
      storedMarks = transaction.storedMarks;
      return transaction;
    }
  };
}
var CommandManager = class {
  constructor(props) {
    this.editor = props.editor;
    this.rawCommands = this.editor.extensionManager.commands;
    this.customState = props.state;
  }
  get hasCustomState() {
    return !!this.customState;
  }
  get state() {
    return this.customState || this.editor.state;
  }
  get commands() {
    const { rawCommands, editor, state } = this;
    const { view } = editor;
    const { tr } = state;
    const props = this.buildProps(tr);
    return Object.fromEntries(Object.entries(rawCommands).map(([name, command2]) => {
      const method = (...args) => {
        const callback = command2(...args)(props);
        if (!tr.getMeta("preventDispatch") && !this.hasCustomState) {
          view.dispatch(tr);
        }
        return callback;
      };
      return [name, method];
    }));
  }
  get chain() {
    return () => this.createChain();
  }
  get can() {
    return () => this.createCan();
  }
  createChain(startTr, shouldDispatch = true) {
    const { rawCommands, editor, state } = this;
    const { view } = editor;
    const callbacks = [];
    const hasStartTransaction = !!startTr;
    const tr = startTr || state.tr;
    const run2 = () => {
      if (!hasStartTransaction && shouldDispatch && !tr.getMeta("preventDispatch") && !this.hasCustomState) {
        view.dispatch(tr);
      }
      return callbacks.every((callback) => callback === true);
    };
    const chain = {
      ...Object.fromEntries(Object.entries(rawCommands).map(([name, command2]) => {
        const chainedCommand = (...args) => {
          const props = this.buildProps(tr, shouldDispatch);
          const callback = command2(...args)(props);
          callbacks.push(callback);
          return chain;
        };
        return [name, chainedCommand];
      })),
      run: run2
    };
    return chain;
  }
  createCan(startTr) {
    const { rawCommands, state } = this;
    const dispatch = false;
    const tr = startTr || state.tr;
    const props = this.buildProps(tr, dispatch);
    const formattedCommands = Object.fromEntries(Object.entries(rawCommands).map(([name, command2]) => {
      return [name, (...args) => command2(...args)({ ...props, dispatch: void 0 })];
    }));
    return {
      ...formattedCommands,
      chain: () => this.createChain(tr, dispatch)
    };
  }
  buildProps(tr, shouldDispatch = true) {
    const { rawCommands, editor, state } = this;
    const { view } = editor;
    const props = {
      tr,
      editor,
      view,
      state: createChainableState({
        state,
        transaction: tr
      }),
      dispatch: shouldDispatch ? () => void 0 : void 0,
      chain: () => this.createChain(tr, shouldDispatch),
      can: () => this.createCan(tr),
      get commands() {
        return Object.fromEntries(Object.entries(rawCommands).map(([name, command2]) => {
          return [name, (...args) => command2(...args)(props)];
        }));
      }
    };
    return props;
  }
};
var EventEmitter = class {
  constructor() {
    this.callbacks = {};
  }
  on(event, fn) {
    if (!this.callbacks[event]) {
      this.callbacks[event] = [];
    }
    this.callbacks[event].push(fn);
    return this;
  }
  emit(event, ...args) {
    const callbacks = this.callbacks[event];
    if (callbacks) {
      callbacks.forEach((callback) => callback.apply(this, args));
    }
    return this;
  }
  off(event, fn) {
    const callbacks = this.callbacks[event];
    if (callbacks) {
      if (fn) {
        this.callbacks[event] = callbacks.filter((callback) => callback !== fn);
      } else {
        delete this.callbacks[event];
      }
    }
    return this;
  }
  once(event, fn) {
    const onceFn = (...args) => {
      this.off(event, onceFn);
      fn.apply(this, args);
    };
    return this.on(event, onceFn);
  }
  removeAllListeners() {
    this.callbacks = {};
  }
};
function getExtensionField(extension, field, context) {
  if (extension.config[field] === void 0 && extension.parent) {
    return getExtensionField(extension.parent, field, context);
  }
  if (typeof extension.config[field] === "function") {
    const value = extension.config[field].bind({
      ...context,
      parent: extension.parent ? getExtensionField(extension.parent, field, context) : null
    });
    return value;
  }
  return extension.config[field];
}
function splitExtensions(extensions) {
  const baseExtensions = extensions.filter((extension) => extension.type === "extension");
  const nodeExtensions = extensions.filter((extension) => extension.type === "node");
  const markExtensions = extensions.filter((extension) => extension.type === "mark");
  return {
    baseExtensions,
    nodeExtensions,
    markExtensions
  };
}
function getAttributesFromExtensions(extensions) {
  const extensionAttributes = [];
  const { nodeExtensions, markExtensions } = splitExtensions(extensions);
  const nodeAndMarkExtensions = [...nodeExtensions, ...markExtensions];
  const defaultAttribute = {
    default: null,
    rendered: true,
    renderHTML: null,
    parseHTML: null,
    keepOnSplit: true,
    isRequired: false
  };
  extensions.forEach((extension) => {
    const context = {
      name: extension.name,
      options: extension.options,
      storage: extension.storage,
      extensions: nodeAndMarkExtensions
    };
    const addGlobalAttributes = getExtensionField(extension, "addGlobalAttributes", context);
    if (!addGlobalAttributes) {
      return;
    }
    const globalAttributes = addGlobalAttributes();
    globalAttributes.forEach((globalAttribute) => {
      globalAttribute.types.forEach((type) => {
        Object.entries(globalAttribute.attributes).forEach(([name, attribute]) => {
          extensionAttributes.push({
            type,
            name,
            attribute: {
              ...defaultAttribute,
              ...attribute
            }
          });
        });
      });
    });
  });
  nodeAndMarkExtensions.forEach((extension) => {
    const context = {
      name: extension.name,
      options: extension.options,
      storage: extension.storage
    };
    const addAttributes = getExtensionField(extension, "addAttributes", context);
    if (!addAttributes) {
      return;
    }
    const attributes = addAttributes();
    Object.entries(attributes).forEach(([name, attribute]) => {
      const mergedAttr = {
        ...defaultAttribute,
        ...attribute
      };
      if (typeof (mergedAttr === null || mergedAttr === void 0 ? void 0 : mergedAttr.default) === "function") {
        mergedAttr.default = mergedAttr.default();
      }
      if ((mergedAttr === null || mergedAttr === void 0 ? void 0 : mergedAttr.isRequired) && (mergedAttr === null || mergedAttr === void 0 ? void 0 : mergedAttr.default) === void 0) {
        delete mergedAttr.default;
      }
      extensionAttributes.push({
        type: extension.name,
        name,
        attribute: mergedAttr
      });
    });
  });
  return extensionAttributes;
}
function getNodeType(nameOrType, schema) {
  if (typeof nameOrType === "string") {
    if (!schema.nodes[nameOrType]) {
      throw Error(`There is no node type named '${nameOrType}'. Maybe you forgot to add the extension?`);
    }
    return schema.nodes[nameOrType];
  }
  return nameOrType;
}
function mergeAttributes(...objects) {
  return objects.filter((item) => !!item).reduce((items, item) => {
    const mergedAttributes = { ...items };
    Object.entries(item).forEach(([key, value]) => {
      const exists = mergedAttributes[key];
      if (!exists) {
        mergedAttributes[key] = value;
        return;
      }
      if (key === "class") {
        const valueClasses = value ? value.split(" ") : [];
        const existingClasses = mergedAttributes[key] ? mergedAttributes[key].split(" ") : [];
        const insertClasses = valueClasses.filter((valueClass) => !existingClasses.includes(valueClass));
        mergedAttributes[key] = [...existingClasses, ...insertClasses].join(" ");
      } else if (key === "style") {
        const newStyles = value ? value.split(";").map((style2) => style2.trim()).filter(Boolean) : [];
        const existingStyles = mergedAttributes[key] ? mergedAttributes[key].split(";").map((style2) => style2.trim()).filter(Boolean) : [];
        const styleMap = /* @__PURE__ */ new Map();
        existingStyles.forEach((style2) => {
          const [property, val] = style2.split(":").map((part) => part.trim());
          styleMap.set(property, val);
        });
        newStyles.forEach((style2) => {
          const [property, val] = style2.split(":").map((part) => part.trim());
          styleMap.set(property, val);
        });
        mergedAttributes[key] = Array.from(styleMap.entries()).map(([property, val]) => `${property}: ${val}`).join("; ");
      } else {
        mergedAttributes[key] = value;
      }
    });
    return mergedAttributes;
  }, {});
}
function getRenderedAttributes(nodeOrMark, extensionAttributes) {
  return extensionAttributes.filter((attribute) => attribute.type === nodeOrMark.type.name).filter((item) => item.attribute.rendered).map((item) => {
    if (!item.attribute.renderHTML) {
      return {
        [item.name]: nodeOrMark.attrs[item.name]
      };
    }
    return item.attribute.renderHTML(nodeOrMark.attrs) || {};
  }).reduce((attributes, attribute) => mergeAttributes(attributes, attribute), {});
}
function isFunction(value) {
  return typeof value === "function";
}
function callOrReturn(value, context = void 0, ...props) {
  if (isFunction(value)) {
    if (context) {
      return value.bind(context)(...props);
    }
    return value(...props);
  }
  return value;
}
function isEmptyObject(value = {}) {
  return Object.keys(value).length === 0 && value.constructor === Object;
}
function fromString(value) {
  if (typeof value !== "string") {
    return value;
  }
  if (value.match(/^[+-]?(?:\d*\.)?\d+$/)) {
    return Number(value);
  }
  if (value === "true") {
    return true;
  }
  if (value === "false") {
    return false;
  }
  return value;
}
function injectExtensionAttributesToParseRule(parseRule, extensionAttributes) {
  if ("style" in parseRule) {
    return parseRule;
  }
  return {
    ...parseRule,
    getAttrs: (node) => {
      const oldAttributes = parseRule.getAttrs ? parseRule.getAttrs(node) : parseRule.attrs;
      if (oldAttributes === false) {
        return false;
      }
      const newAttributes = extensionAttributes.reduce((items, item) => {
        const value = item.attribute.parseHTML ? item.attribute.parseHTML(node) : fromString(node.getAttribute(item.name));
        if (value === null || value === void 0) {
          return items;
        }
        return {
          ...items,
          [item.name]: value
        };
      }, {});
      return { ...oldAttributes, ...newAttributes };
    }
  };
}
function cleanUpSchemaItem(data) {
  return Object.fromEntries(
    // @ts-ignore
    Object.entries(data).filter(([key, value]) => {
      if (key === "attrs" && isEmptyObject(value)) {
        return false;
      }
      return value !== null && value !== void 0;
    })
  );
}
function getSchemaByResolvedExtensions(extensions, editor) {
  var _a;
  const allAttributes = getAttributesFromExtensions(extensions);
  const { nodeExtensions, markExtensions } = splitExtensions(extensions);
  const topNode = (_a = nodeExtensions.find((extension) => getExtensionField(extension, "topNode"))) === null || _a === void 0 ? void 0 : _a.name;
  const nodes = Object.fromEntries(nodeExtensions.map((extension) => {
    const extensionAttributes = allAttributes.filter((attribute) => attribute.type === extension.name);
    const context = {
      name: extension.name,
      options: extension.options,
      storage: extension.storage,
      editor
    };
    const extraNodeFields = extensions.reduce((fields, e) => {
      const extendNodeSchema = getExtensionField(e, "extendNodeSchema", context);
      return {
        ...fields,
        ...extendNodeSchema ? extendNodeSchema(extension) : {}
      };
    }, {});
    const schema = cleanUpSchemaItem({
      ...extraNodeFields,
      content: callOrReturn(getExtensionField(extension, "content", context)),
      marks: callOrReturn(getExtensionField(extension, "marks", context)),
      group: callOrReturn(getExtensionField(extension, "group", context)),
      inline: callOrReturn(getExtensionField(extension, "inline", context)),
      atom: callOrReturn(getExtensionField(extension, "atom", context)),
      selectable: callOrReturn(getExtensionField(extension, "selectable", context)),
      draggable: callOrReturn(getExtensionField(extension, "draggable", context)),
      code: callOrReturn(getExtensionField(extension, "code", context)),
      whitespace: callOrReturn(getExtensionField(extension, "whitespace", context)),
      linebreakReplacement: callOrReturn(getExtensionField(extension, "linebreakReplacement", context)),
      defining: callOrReturn(getExtensionField(extension, "defining", context)),
      isolating: callOrReturn(getExtensionField(extension, "isolating", context)),
      attrs: Object.fromEntries(extensionAttributes.map((extensionAttribute) => {
        var _a2;
        return [extensionAttribute.name, { default: (_a2 = extensionAttribute === null || extensionAttribute === void 0 ? void 0 : extensionAttribute.attribute) === null || _a2 === void 0 ? void 0 : _a2.default }];
      }))
    });
    const parseHTML = callOrReturn(getExtensionField(extension, "parseHTML", context));
    if (parseHTML) {
      schema.parseDOM = parseHTML.map((parseRule) => injectExtensionAttributesToParseRule(parseRule, extensionAttributes));
    }
    const renderHTML = getExtensionField(extension, "renderHTML", context);
    if (renderHTML) {
      schema.toDOM = (node) => renderHTML({
        node,
        HTMLAttributes: getRenderedAttributes(node, extensionAttributes)
      });
    }
    const renderText = getExtensionField(extension, "renderText", context);
    if (renderText) {
      schema.toText = renderText;
    }
    return [extension.name, schema];
  }));
  const marks = Object.fromEntries(markExtensions.map((extension) => {
    const extensionAttributes = allAttributes.filter((attribute) => attribute.type === extension.name);
    const context = {
      name: extension.name,
      options: extension.options,
      storage: extension.storage,
      editor
    };
    const extraMarkFields = extensions.reduce((fields, e) => {
      const extendMarkSchema = getExtensionField(e, "extendMarkSchema", context);
      return {
        ...fields,
        ...extendMarkSchema ? extendMarkSchema(extension) : {}
      };
    }, {});
    const schema = cleanUpSchemaItem({
      ...extraMarkFields,
      inclusive: callOrReturn(getExtensionField(extension, "inclusive", context)),
      excludes: callOrReturn(getExtensionField(extension, "excludes", context)),
      group: callOrReturn(getExtensionField(extension, "group", context)),
      spanning: callOrReturn(getExtensionField(extension, "spanning", context)),
      code: callOrReturn(getExtensionField(extension, "code", context)),
      attrs: Object.fromEntries(extensionAttributes.map((extensionAttribute) => {
        var _a2;
        return [extensionAttribute.name, { default: (_a2 = extensionAttribute === null || extensionAttribute === void 0 ? void 0 : extensionAttribute.attribute) === null || _a2 === void 0 ? void 0 : _a2.default }];
      }))
    });
    const parseHTML = callOrReturn(getExtensionField(extension, "parseHTML", context));
    if (parseHTML) {
      schema.parseDOM = parseHTML.map((parseRule) => injectExtensionAttributesToParseRule(parseRule, extensionAttributes));
    }
    const renderHTML = getExtensionField(extension, "renderHTML", context);
    if (renderHTML) {
      schema.toDOM = (mark) => renderHTML({
        mark,
        HTMLAttributes: getRenderedAttributes(mark, extensionAttributes)
      });
    }
    return [extension.name, schema];
  }));
  return new Schema({
    topNode,
    nodes,
    marks
  });
}
function getSchemaTypeByName(name, schema) {
  return schema.nodes[name] || schema.marks[name] || null;
}
function isExtensionRulesEnabled(extension, enabled) {
  if (Array.isArray(enabled)) {
    return enabled.some((enabledExtension) => {
      const name = typeof enabledExtension === "string" ? enabledExtension : enabledExtension.name;
      return name === extension.name;
    });
  }
  return enabled;
}
function getHTMLFromFragment(fragment, schema) {
  const documentFragment = DOMSerializer.fromSchema(schema).serializeFragment(fragment);
  const temporaryDocument = document.implementation.createHTMLDocument();
  const container = temporaryDocument.createElement("div");
  container.appendChild(documentFragment);
  return container.innerHTML;
}
var getTextContentFromNodes = ($from, maxMatch = 500) => {
  let textBefore = "";
  const sliceEndPos = $from.parentOffset;
  $from.parent.nodesBetween(Math.max(0, sliceEndPos - maxMatch), sliceEndPos, (node, pos, parent, index2) => {
    var _a, _b;
    const chunk = ((_b = (_a = node.type.spec).toText) === null || _b === void 0 ? void 0 : _b.call(_a, {
      node,
      pos,
      parent,
      index: index2
    })) || node.textContent || "%leaf%";
    textBefore += node.isAtom && !node.isText ? chunk : chunk.slice(0, Math.max(0, sliceEndPos - pos));
  });
  return textBefore;
};
function isRegExp(value) {
  return Object.prototype.toString.call(value) === "[object RegExp]";
}
var InputRule = class {
  constructor(config) {
    this.find = config.find;
    this.handler = config.handler;
  }
};
var inputRuleMatcherHandler = (text, find) => {
  if (isRegExp(find)) {
    return find.exec(text);
  }
  const inputRuleMatch = find(text);
  if (!inputRuleMatch) {
    return null;
  }
  const result = [inputRuleMatch.text];
  result.index = inputRuleMatch.index;
  result.input = text;
  result.data = inputRuleMatch.data;
  if (inputRuleMatch.replaceWith) {
    if (!inputRuleMatch.text.includes(inputRuleMatch.replaceWith)) {
      console.warn('[tiptap warn]: "inputRuleMatch.replaceWith" must be part of "inputRuleMatch.text".');
    }
    result.push(inputRuleMatch.replaceWith);
  }
  return result;
};
function run$1(config) {
  var _a;
  const { editor, from, to, text, rules, plugin } = config;
  const { view } = editor;
  if (view.composing) {
    return false;
  }
  const $from = view.state.doc.resolve(from);
  if (
    // check for code node
    $from.parent.type.spec.code || !!((_a = $from.nodeBefore || $from.nodeAfter) === null || _a === void 0 ? void 0 : _a.marks.find((mark) => mark.type.spec.code))
  ) {
    return false;
  }
  let matched = false;
  const textBefore = getTextContentFromNodes($from) + text;
  rules.forEach((rule) => {
    if (matched) {
      return;
    }
    const match = inputRuleMatcherHandler(textBefore, rule.find);
    if (!match) {
      return;
    }
    const tr = view.state.tr;
    const state = createChainableState({
      state: view.state,
      transaction: tr
    });
    const range = {
      from: from - (match[0].length - text.length),
      to
    };
    const { commands: commands2, chain, can } = new CommandManager({
      editor,
      state
    });
    const handler = rule.handler({
      state,
      range,
      match,
      commands: commands2,
      chain,
      can
    });
    if (handler === null || !tr.steps.length) {
      return;
    }
    tr.setMeta(plugin, {
      transform: tr,
      from,
      to,
      text
    });
    view.dispatch(tr);
    matched = true;
  });
  return matched;
}
function inputRulesPlugin(props) {
  const { editor, rules } = props;
  const plugin = new Plugin({
    state: {
      init() {
        return null;
      },
      apply(tr, prev, state) {
        const stored = tr.getMeta(plugin);
        if (stored) {
          return stored;
        }
        const simulatedInputMeta = tr.getMeta("applyInputRules");
        const isSimulatedInput = !!simulatedInputMeta;
        if (isSimulatedInput) {
          setTimeout(() => {
            let { text } = simulatedInputMeta;
            if (typeof text === "string") {
              text = text;
            } else {
              text = getHTMLFromFragment(Fragment.from(text), state.schema);
            }
            const { from } = simulatedInputMeta;
            const to = from + text.length;
            run$1({
              editor,
              from,
              to,
              text,
              rules,
              plugin
            });
          });
        }
        return tr.selectionSet || tr.docChanged ? null : prev;
      }
    },
    props: {
      handleTextInput(view, from, to, text) {
        return run$1({
          editor,
          from,
          to,
          text,
          rules,
          plugin
        });
      },
      handleDOMEvents: {
        compositionend: (view) => {
          setTimeout(() => {
            const { $cursor } = view.state.selection;
            if ($cursor) {
              run$1({
                editor,
                from: $cursor.pos,
                to: $cursor.pos,
                text: "",
                rules,
                plugin
              });
            }
          });
          return false;
        }
      },
      // add support for input rules to trigger on enter
      // this is useful for example for code blocks
      handleKeyDown(view, event) {
        if (event.key !== "Enter") {
          return false;
        }
        const { $cursor } = view.state.selection;
        if ($cursor) {
          return run$1({
            editor,
            from: $cursor.pos,
            to: $cursor.pos,
            text: "\n",
            rules,
            plugin
          });
        }
        return false;
      }
    },
    // @ts-ignore
    isInputRules: true
  });
  return plugin;
}
function getType(value) {
  return Object.prototype.toString.call(value).slice(8, -1);
}
function isPlainObject(value) {
  if (getType(value) !== "Object") {
    return false;
  }
  return value.constructor === Object && Object.getPrototypeOf(value) === Object.prototype;
}
function mergeDeep(target, source) {
  const output = { ...target };
  if (isPlainObject(target) && isPlainObject(source)) {
    Object.keys(source).forEach((key) => {
      if (isPlainObject(source[key]) && isPlainObject(target[key])) {
        output[key] = mergeDeep(target[key], source[key]);
      } else {
        output[key] = source[key];
      }
    });
  }
  return output;
}
var Mark2 = class _Mark {
  constructor(config = {}) {
    this.type = "mark";
    this.name = "mark";
    this.parent = null;
    this.child = null;
    this.config = {
      name: this.name,
      defaultOptions: {}
    };
    this.config = {
      ...this.config,
      ...config
    };
    this.name = this.config.name;
    if (config.defaultOptions && Object.keys(config.defaultOptions).length > 0) {
      console.warn(`[tiptap warn]: BREAKING CHANGE: "defaultOptions" is deprecated. Please use "addOptions" instead. Found in extension: "${this.name}".`);
    }
    this.options = this.config.defaultOptions;
    if (this.config.addOptions) {
      this.options = callOrReturn(getExtensionField(this, "addOptions", {
        name: this.name
      }));
    }
    this.storage = callOrReturn(getExtensionField(this, "addStorage", {
      name: this.name,
      options: this.options
    })) || {};
  }
  static create(config = {}) {
    return new _Mark(config);
  }
  configure(options = {}) {
    const extension = this.extend({
      ...this.config,
      addOptions: () => {
        return mergeDeep(this.options, options);
      }
    });
    extension.name = this.name;
    extension.parent = this.parent;
    return extension;
  }
  extend(extendedConfig = {}) {
    const extension = new _Mark(extendedConfig);
    extension.parent = this;
    this.child = extension;
    extension.name = extendedConfig.name ? extendedConfig.name : extension.parent.name;
    if (extendedConfig.defaultOptions && Object.keys(extendedConfig.defaultOptions).length > 0) {
      console.warn(`[tiptap warn]: BREAKING CHANGE: "defaultOptions" is deprecated. Please use "addOptions" instead. Found in extension: "${extension.name}".`);
    }
    extension.options = callOrReturn(getExtensionField(extension, "addOptions", {
      name: extension.name
    }));
    extension.storage = callOrReturn(getExtensionField(extension, "addStorage", {
      name: extension.name,
      options: extension.options
    }));
    return extension;
  }
  static handleExit({ editor, mark }) {
    const { tr } = editor.state;
    const currentPos = editor.state.selection.$from;
    const isAtEnd = currentPos.pos === currentPos.end();
    if (isAtEnd) {
      const currentMarks = currentPos.marks();
      const isInMark = !!currentMarks.find((m) => (m === null || m === void 0 ? void 0 : m.type.name) === mark.name);
      if (!isInMark) {
        return false;
      }
      const removeMark = currentMarks.find((m) => (m === null || m === void 0 ? void 0 : m.type.name) === mark.name);
      if (removeMark) {
        tr.removeStoredMark(removeMark);
      }
      tr.insertText(" ", currentPos.pos);
      editor.view.dispatch(tr);
      return true;
    }
    return false;
  }
};
function isNumber(value) {
  return typeof value === "number";
}
var PasteRule = class {
  constructor(config) {
    this.find = config.find;
    this.handler = config.handler;
  }
};
var pasteRuleMatcherHandler = (text, find, event) => {
  if (isRegExp(find)) {
    return [...text.matchAll(find)];
  }
  const matches = find(text, event);
  if (!matches) {
    return [];
  }
  return matches.map((pasteRuleMatch) => {
    const result = [pasteRuleMatch.text];
    result.index = pasteRuleMatch.index;
    result.input = text;
    result.data = pasteRuleMatch.data;
    if (pasteRuleMatch.replaceWith) {
      if (!pasteRuleMatch.text.includes(pasteRuleMatch.replaceWith)) {
        console.warn('[tiptap warn]: "pasteRuleMatch.replaceWith" must be part of "pasteRuleMatch.text".');
      }
      result.push(pasteRuleMatch.replaceWith);
    }
    return result;
  });
};
function run(config) {
  const { editor, state, from, to, rule, pasteEvent, dropEvent } = config;
  const { commands: commands2, chain, can } = new CommandManager({
    editor,
    state
  });
  const handlers2 = [];
  state.doc.nodesBetween(from, to, (node, pos) => {
    if (!node.isTextblock || node.type.spec.code) {
      return;
    }
    const resolvedFrom = Math.max(from, pos);
    const resolvedTo = Math.min(to, pos + node.content.size);
    const textToMatch = node.textBetween(resolvedFrom - pos, resolvedTo - pos, void 0, "");
    const matches = pasteRuleMatcherHandler(textToMatch, rule.find, pasteEvent);
    matches.forEach((match) => {
      if (match.index === void 0) {
        return;
      }
      const start = resolvedFrom + match.index + 1;
      const end = start + match[0].length;
      const range = {
        from: state.tr.mapping.map(start),
        to: state.tr.mapping.map(end)
      };
      const handler = rule.handler({
        state,
        range,
        match,
        commands: commands2,
        chain,
        can,
        pasteEvent,
        dropEvent
      });
      handlers2.push(handler);
    });
  });
  const success = handlers2.every((handler) => handler !== null);
  return success;
}
var createClipboardPasteEvent = (text) => {
  var _a;
  const event = new ClipboardEvent("paste", {
    clipboardData: new DataTransfer()
  });
  (_a = event.clipboardData) === null || _a === void 0 ? void 0 : _a.setData("text/html", text);
  return event;
};
function pasteRulesPlugin(props) {
  const { editor, rules } = props;
  let dragSourceElement = null;
  let isPastedFromProseMirror = false;
  let isDroppedFromProseMirror = false;
  let pasteEvent = typeof ClipboardEvent !== "undefined" ? new ClipboardEvent("paste") : null;
  let dropEvent;
  try {
    dropEvent = typeof DragEvent !== "undefined" ? new DragEvent("drop") : null;
  } catch (e) {
    dropEvent = null;
  }
  const processEvent = ({ state, from, to, rule, pasteEvt }) => {
    const tr = state.tr;
    const chainableState = createChainableState({
      state,
      transaction: tr
    });
    const handler = run({
      editor,
      state: chainableState,
      from: Math.max(from - 1, 0),
      to: to.b - 1,
      rule,
      pasteEvent: pasteEvt,
      dropEvent
    });
    if (!handler || !tr.steps.length) {
      return;
    }
    try {
      dropEvent = typeof DragEvent !== "undefined" ? new DragEvent("drop") : null;
    } catch (e) {
      dropEvent = null;
    }
    pasteEvent = typeof ClipboardEvent !== "undefined" ? new ClipboardEvent("paste") : null;
    return tr;
  };
  const plugins = rules.map((rule) => {
    return new Plugin({
      // we register a global drag handler to track the current drag source element
      view(view) {
        const handleDragstart = (event) => {
          var _a;
          dragSourceElement = ((_a = view.dom.parentElement) === null || _a === void 0 ? void 0 : _a.contains(event.target)) ? view.dom.parentElement : null;
        };
        window.addEventListener("dragstart", handleDragstart);
        return {
          destroy() {
            window.removeEventListener("dragstart", handleDragstart);
          }
        };
      },
      props: {
        handleDOMEvents: {
          drop: (view, event) => {
            isDroppedFromProseMirror = dragSourceElement === view.dom.parentElement;
            dropEvent = event;
            return false;
          },
          paste: (_view, event) => {
            var _a;
            const html = (_a = event.clipboardData) === null || _a === void 0 ? void 0 : _a.getData("text/html");
            pasteEvent = event;
            isPastedFromProseMirror = !!(html === null || html === void 0 ? void 0 : html.includes("data-pm-slice"));
            return false;
          }
        }
      },
      appendTransaction: (transactions, oldState, state) => {
        const transaction = transactions[0];
        const isPaste = transaction.getMeta("uiEvent") === "paste" && !isPastedFromProseMirror;
        const isDrop = transaction.getMeta("uiEvent") === "drop" && !isDroppedFromProseMirror;
        const simulatedPasteMeta = transaction.getMeta("applyPasteRules");
        const isSimulatedPaste = !!simulatedPasteMeta;
        if (!isPaste && !isDrop && !isSimulatedPaste) {
          return;
        }
        if (isSimulatedPaste) {
          let { text } = simulatedPasteMeta;
          if (typeof text === "string") {
            text = text;
          } else {
            text = getHTMLFromFragment(Fragment.from(text), state.schema);
          }
          const { from: from2 } = simulatedPasteMeta;
          const to2 = from2 + text.length;
          const pasteEvt = createClipboardPasteEvent(text);
          return processEvent({
            rule,
            state,
            from: from2,
            to: { b: to2 },
            pasteEvt
          });
        }
        const from = oldState.doc.content.findDiffStart(state.doc.content);
        const to = oldState.doc.content.findDiffEnd(state.doc.content);
        if (!isNumber(from) || !to || from === to.b) {
          return;
        }
        return processEvent({
          rule,
          state,
          from,
          to,
          pasteEvt: pasteEvent
        });
      }
    });
  });
  return plugins;
}
function findDuplicates(items) {
  const filtered = items.filter((el, index2) => items.indexOf(el) !== index2);
  return Array.from(new Set(filtered));
}
var ExtensionManager = class _ExtensionManager {
  constructor(extensions, editor) {
    this.splittableMarks = [];
    this.editor = editor;
    this.extensions = _ExtensionManager.resolve(extensions);
    this.schema = getSchemaByResolvedExtensions(this.extensions, editor);
    this.setupExtensions();
  }
  /**
   * Returns a flattened and sorted extension list while
   * also checking for duplicated extensions and warns the user.
   * @param extensions An array of Tiptap extensions
   * @returns An flattened and sorted array of Tiptap extensions
   */
  static resolve(extensions) {
    const resolvedExtensions = _ExtensionManager.sort(_ExtensionManager.flatten(extensions));
    const duplicatedNames = findDuplicates(resolvedExtensions.map((extension) => extension.name));
    if (duplicatedNames.length) {
      console.warn(`[tiptap warn]: Duplicate extension names found: [${duplicatedNames.map((item) => `'${item}'`).join(", ")}]. This can lead to issues.`);
    }
    return resolvedExtensions;
  }
  /**
   * Create a flattened array of extensions by traversing the `addExtensions` field.
   * @param extensions An array of Tiptap extensions
   * @returns A flattened array of Tiptap extensions
   */
  static flatten(extensions) {
    return extensions.map((extension) => {
      const context = {
        name: extension.name,
        options: extension.options,
        storage: extension.storage
      };
      const addExtensions = getExtensionField(extension, "addExtensions", context);
      if (addExtensions) {
        return [extension, ...this.flatten(addExtensions())];
      }
      return extension;
    }).flat(10);
  }
  /**
   * Sort extensions by priority.
   * @param extensions An array of Tiptap extensions
   * @returns A sorted array of Tiptap extensions by priority
   */
  static sort(extensions) {
    const defaultPriority = 100;
    return extensions.sort((a, b) => {
      const priorityA = getExtensionField(a, "priority") || defaultPriority;
      const priorityB = getExtensionField(b, "priority") || defaultPriority;
      if (priorityA > priorityB) {
        return -1;
      }
      if (priorityA < priorityB) {
        return 1;
      }
      return 0;
    });
  }
  /**
   * Get all commands from the extensions.
   * @returns An object with all commands where the key is the command name and the value is the command function
   */
  get commands() {
    return this.extensions.reduce((commands2, extension) => {
      const context = {
        name: extension.name,
        options: extension.options,
        storage: extension.storage,
        editor: this.editor,
        type: getSchemaTypeByName(extension.name, this.schema)
      };
      const addCommands = getExtensionField(extension, "addCommands", context);
      if (!addCommands) {
        return commands2;
      }
      return {
        ...commands2,
        ...addCommands()
      };
    }, {});
  }
  /**
   * Get all registered Prosemirror plugins from the extensions.
   * @returns An array of Prosemirror plugins
   */
  get plugins() {
    const { editor } = this;
    const extensions = _ExtensionManager.sort([...this.extensions].reverse());
    const inputRules = [];
    const pasteRules = [];
    const allPlugins = extensions.map((extension) => {
      const context = {
        name: extension.name,
        options: extension.options,
        storage: extension.storage,
        editor,
        type: getSchemaTypeByName(extension.name, this.schema)
      };
      const plugins = [];
      const addKeyboardShortcuts = getExtensionField(extension, "addKeyboardShortcuts", context);
      let defaultBindings = {};
      if (extension.type === "mark" && getExtensionField(extension, "exitable", context)) {
        defaultBindings.ArrowRight = () => Mark2.handleExit({ editor, mark: extension });
      }
      if (addKeyboardShortcuts) {
        const bindings = Object.fromEntries(Object.entries(addKeyboardShortcuts()).map(([shortcut, method]) => {
          return [shortcut, () => method({ editor })];
        }));
        defaultBindings = { ...defaultBindings, ...bindings };
      }
      const keyMapPlugin = keymap(defaultBindings);
      plugins.push(keyMapPlugin);
      const addInputRules = getExtensionField(extension, "addInputRules", context);
      if (isExtensionRulesEnabled(extension, editor.options.enableInputRules) && addInputRules) {
        inputRules.push(...addInputRules());
      }
      const addPasteRules = getExtensionField(extension, "addPasteRules", context);
      if (isExtensionRulesEnabled(extension, editor.options.enablePasteRules) && addPasteRules) {
        pasteRules.push(...addPasteRules());
      }
      const addProseMirrorPlugins = getExtensionField(extension, "addProseMirrorPlugins", context);
      if (addProseMirrorPlugins) {
        const proseMirrorPlugins = addProseMirrorPlugins();
        plugins.push(...proseMirrorPlugins);
      }
      return plugins;
    }).flat();
    return [
      inputRulesPlugin({
        editor,
        rules: inputRules
      }),
      ...pasteRulesPlugin({
        editor,
        rules: pasteRules
      }),
      ...allPlugins
    ];
  }
  /**
   * Get all attributes from the extensions.
   * @returns An array of attributes
   */
  get attributes() {
    return getAttributesFromExtensions(this.extensions);
  }
  /**
   * Get all node views from the extensions.
   * @returns An object with all node views where the key is the node name and the value is the node view function
   */
  get nodeViews() {
    const { editor } = this;
    const { nodeExtensions } = splitExtensions(this.extensions);
    return Object.fromEntries(nodeExtensions.filter((extension) => !!getExtensionField(extension, "addNodeView")).map((extension) => {
      const extensionAttributes = this.attributes.filter((attribute) => attribute.type === extension.name);
      const context = {
        name: extension.name,
        options: extension.options,
        storage: extension.storage,
        editor,
        type: getNodeType(extension.name, this.schema)
      };
      const addNodeView = getExtensionField(extension, "addNodeView", context);
      if (!addNodeView) {
        return [];
      }
      const nodeview = (node, view, getPos, decorations, innerDecorations) => {
        const HTMLAttributes = getRenderedAttributes(node, extensionAttributes);
        return addNodeView()({
          // pass-through
          node,
          view,
          getPos,
          decorations,
          innerDecorations,
          // tiptap-specific
          editor,
          extension,
          HTMLAttributes
        });
      };
      return [extension.name, nodeview];
    }));
  }
  /**
   * Go through all extensions, create extension storages & setup marks
   * & bind editor event listener.
   */
  setupExtensions() {
    this.extensions.forEach((extension) => {
      var _a;
      this.editor.extensionStorage[extension.name] = extension.storage;
      const context = {
        name: extension.name,
        options: extension.options,
        storage: extension.storage,
        editor: this.editor,
        type: getSchemaTypeByName(extension.name, this.schema)
      };
      if (extension.type === "mark") {
        const keepOnSplit = (_a = callOrReturn(getExtensionField(extension, "keepOnSplit", context))) !== null && _a !== void 0 ? _a : true;
        if (keepOnSplit) {
          this.splittableMarks.push(extension.name);
        }
      }
      const onBeforeCreate = getExtensionField(extension, "onBeforeCreate", context);
      const onCreate = getExtensionField(extension, "onCreate", context);
      const onUpdate = getExtensionField(extension, "onUpdate", context);
      const onSelectionUpdate = getExtensionField(extension, "onSelectionUpdate", context);
      const onTransaction = getExtensionField(extension, "onTransaction", context);
      const onFocus = getExtensionField(extension, "onFocus", context);
      const onBlur = getExtensionField(extension, "onBlur", context);
      const onDestroy = getExtensionField(extension, "onDestroy", context);
      if (onBeforeCreate) {
        this.editor.on("beforeCreate", onBeforeCreate);
      }
      if (onCreate) {
        this.editor.on("create", onCreate);
      }
      if (onUpdate) {
        this.editor.on("update", onUpdate);
      }
      if (onSelectionUpdate) {
        this.editor.on("selectionUpdate", onSelectionUpdate);
      }
      if (onTransaction) {
        this.editor.on("transaction", onTransaction);
      }
      if (onFocus) {
        this.editor.on("focus", onFocus);
      }
      if (onBlur) {
        this.editor.on("blur", onBlur);
      }
      if (onDestroy) {
        this.editor.on("destroy", onDestroy);
      }
    });
  }
};
var Extension = class _Extension {
  constructor(config = {}) {
    this.type = "extension";
    this.name = "extension";
    this.parent = null;
    this.child = null;
    this.config = {
      name: this.name,
      defaultOptions: {}
    };
    this.config = {
      ...this.config,
      ...config
    };
    this.name = this.config.name;
    if (config.defaultOptions && Object.keys(config.defaultOptions).length > 0) {
      console.warn(`[tiptap warn]: BREAKING CHANGE: "defaultOptions" is deprecated. Please use "addOptions" instead. Found in extension: "${this.name}".`);
    }
    this.options = this.config.defaultOptions;
    if (this.config.addOptions) {
      this.options = callOrReturn(getExtensionField(this, "addOptions", {
        name: this.name
      }));
    }
    this.storage = callOrReturn(getExtensionField(this, "addStorage", {
      name: this.name,
      options: this.options
    })) || {};
  }
  static create(config = {}) {
    return new _Extension(config);
  }
  configure(options = {}) {
    const extension = this.extend({
      ...this.config,
      addOptions: () => {
        return mergeDeep(this.options, options);
      }
    });
    extension.name = this.name;
    extension.parent = this.parent;
    return extension;
  }
  extend(extendedConfig = {}) {
    const extension = new _Extension({ ...this.config, ...extendedConfig });
    extension.parent = this;
    this.child = extension;
    extension.name = extendedConfig.name ? extendedConfig.name : extension.parent.name;
    if (extendedConfig.defaultOptions && Object.keys(extendedConfig.defaultOptions).length > 0) {
      console.warn(`[tiptap warn]: BREAKING CHANGE: "defaultOptions" is deprecated. Please use "addOptions" instead. Found in extension: "${extension.name}".`);
    }
    extension.options = callOrReturn(getExtensionField(extension, "addOptions", {
      name: extension.name
    }));
    extension.storage = callOrReturn(getExtensionField(extension, "addStorage", {
      name: extension.name,
      options: extension.options
    }));
    return extension;
  }
};
function getTextBetween(startNode, range, options) {
  const { from, to } = range;
  const { blockSeparator = "\n\n", textSerializers = {} } = options || {};
  let text = "";
  startNode.nodesBetween(from, to, (node, pos, parent, index2) => {
    var _a;
    if (node.isBlock && pos > from) {
      text += blockSeparator;
    }
    const textSerializer = textSerializers === null || textSerializers === void 0 ? void 0 : textSerializers[node.type.name];
    if (textSerializer) {
      if (parent) {
        text += textSerializer({
          node,
          pos,
          parent,
          index: index2,
          range
        });
      }
      return false;
    }
    if (node.isText) {
      text += (_a = node === null || node === void 0 ? void 0 : node.text) === null || _a === void 0 ? void 0 : _a.slice(Math.max(from, pos) - pos, to - pos);
    }
  });
  return text;
}
function getTextSerializersFromSchema(schema) {
  return Object.fromEntries(Object.entries(schema.nodes).filter(([, node]) => node.spec.toText).map(([name, node]) => [name, node.spec.toText]));
}
var ClipboardTextSerializer = Extension.create({
  name: "clipboardTextSerializer",
  addOptions() {
    return {
      blockSeparator: void 0
    };
  },
  addProseMirrorPlugins() {
    return [
      new Plugin({
        key: new PluginKey("clipboardTextSerializer"),
        props: {
          clipboardTextSerializer: () => {
            const { editor } = this;
            const { state, schema } = editor;
            const { doc: doc2, selection } = state;
            const { ranges } = selection;
            const from = Math.min(...ranges.map((range2) => range2.$from.pos));
            const to = Math.max(...ranges.map((range2) => range2.$to.pos));
            const textSerializers = getTextSerializersFromSchema(schema);
            const range = { from, to };
            return getTextBetween(doc2, range, {
              ...this.options.blockSeparator !== void 0 ? { blockSeparator: this.options.blockSeparator } : {},
              textSerializers
            });
          }
        }
      })
    ];
  }
});
var blur = () => ({ editor, view }) => {
  requestAnimationFrame(() => {
    var _a;
    if (!editor.isDestroyed) {
      view.dom.blur();
      (_a = window === null || window === void 0 ? void 0 : window.getSelection()) === null || _a === void 0 ? void 0 : _a.removeAllRanges();
    }
  });
  return true;
};
var clearContent = (emitUpdate = false) => ({ commands: commands2 }) => {
  return commands2.setContent("", emitUpdate);
};
var clearNodes = () => ({ state, tr, dispatch }) => {
  const { selection } = tr;
  const { ranges } = selection;
  if (!dispatch) {
    return true;
  }
  ranges.forEach(({ $from, $to }) => {
    state.doc.nodesBetween($from.pos, $to.pos, (node, pos) => {
      if (node.type.isText) {
        return;
      }
      const { doc: doc2, mapping } = tr;
      const $mappedFrom = doc2.resolve(mapping.map(pos));
      const $mappedTo = doc2.resolve(mapping.map(pos + node.nodeSize));
      const nodeRange = $mappedFrom.blockRange($mappedTo);
      if (!nodeRange) {
        return;
      }
      const targetLiftDepth = liftTarget(nodeRange);
      if (node.type.isTextblock) {
        const { defaultType } = $mappedFrom.parent.contentMatchAt($mappedFrom.index());
        tr.setNodeMarkup(nodeRange.start, defaultType);
      }
      if (targetLiftDepth || targetLiftDepth === 0) {
        tr.lift(nodeRange, targetLiftDepth);
      }
    });
  });
  return true;
};
var command = (fn) => (props) => {
  return fn(props);
};
var createParagraphNear2 = () => ({ state, dispatch }) => {
  return createParagraphNear(state, dispatch);
};
var cut = (originRange, targetPos) => ({ editor, tr }) => {
  const { state } = editor;
  const contentSlice = state.doc.slice(originRange.from, originRange.to);
  tr.deleteRange(originRange.from, originRange.to);
  const newPos = tr.mapping.map(targetPos);
  tr.insert(newPos, contentSlice.content);
  tr.setSelection(new TextSelection(tr.doc.resolve(newPos - 1)));
  return true;
};
var deleteCurrentNode = () => ({ tr, dispatch }) => {
  const { selection } = tr;
  const currentNode = selection.$anchor.node();
  if (currentNode.content.size > 0) {
    return false;
  }
  const $pos = tr.selection.$anchor;
  for (let depth = $pos.depth; depth > 0; depth -= 1) {
    const node = $pos.node(depth);
    if (node.type === currentNode.type) {
      if (dispatch) {
        const from = $pos.before(depth);
        const to = $pos.after(depth);
        tr.delete(from, to).scrollIntoView();
      }
      return true;
    }
  }
  return false;
};
var deleteNode = (typeOrName) => ({ tr, state, dispatch }) => {
  const type = getNodeType(typeOrName, state.schema);
  const $pos = tr.selection.$anchor;
  for (let depth = $pos.depth; depth > 0; depth -= 1) {
    const node = $pos.node(depth);
    if (node.type === type) {
      if (dispatch) {
        const from = $pos.before(depth);
        const to = $pos.after(depth);
        tr.delete(from, to).scrollIntoView();
      }
      return true;
    }
  }
  return false;
};
var deleteRange = (range) => ({ tr, dispatch }) => {
  const { from, to } = range;
  if (dispatch) {
    tr.delete(from, to);
  }
  return true;
};
var deleteSelection2 = () => ({ state, dispatch }) => {
  return deleteSelection(state, dispatch);
};
var enter = () => ({ commands: commands2 }) => {
  return commands2.keyboardShortcut("Enter");
};
var exitCode2 = () => ({ state, dispatch }) => {
  return exitCode(state, dispatch);
};
function objectIncludes(object1, object2, options = { strict: true }) {
  const keys = Object.keys(object2);
  if (!keys.length) {
    return true;
  }
  return keys.every((key) => {
    if (options.strict) {
      return object2[key] === object1[key];
    }
    if (isRegExp(object2[key])) {
      return object2[key].test(object1[key]);
    }
    return object2[key] === object1[key];
  });
}
function findMarkInSet(marks, type, attributes = {}) {
  return marks.find((item) => {
    return item.type === type && objectIncludes(
      // Only check equality for the attributes that are provided
      Object.fromEntries(Object.keys(attributes).map((k) => [k, item.attrs[k]])),
      attributes
    );
  });
}
function isMarkInSet(marks, type, attributes = {}) {
  return !!findMarkInSet(marks, type, attributes);
}
function getMarkRange($pos, type, attributes) {
  var _a;
  if (!$pos || !type) {
    return;
  }
  let start = $pos.parent.childAfter($pos.parentOffset);
  if (!start.node || !start.node.marks.some((mark2) => mark2.type === type)) {
    start = $pos.parent.childBefore($pos.parentOffset);
  }
  if (!start.node || !start.node.marks.some((mark2) => mark2.type === type)) {
    return;
  }
  attributes = attributes || ((_a = start.node.marks[0]) === null || _a === void 0 ? void 0 : _a.attrs);
  const mark = findMarkInSet([...start.node.marks], type, attributes);
  if (!mark) {
    return;
  }
  let startIndex = start.index;
  let startPos = $pos.start() + start.offset;
  let endIndex = startIndex + 1;
  let endPos = startPos + start.node.nodeSize;
  while (startIndex > 0 && isMarkInSet([...$pos.parent.child(startIndex - 1).marks], type, attributes)) {
    startIndex -= 1;
    startPos -= $pos.parent.child(startIndex).nodeSize;
  }
  while (endIndex < $pos.parent.childCount && isMarkInSet([...$pos.parent.child(endIndex).marks], type, attributes)) {
    endPos += $pos.parent.child(endIndex).nodeSize;
    endIndex += 1;
  }
  return {
    from: startPos,
    to: endPos
  };
}
function getMarkType(nameOrType, schema) {
  if (typeof nameOrType === "string") {
    if (!schema.marks[nameOrType]) {
      throw Error(`There is no mark type named '${nameOrType}'. Maybe you forgot to add the extension?`);
    }
    return schema.marks[nameOrType];
  }
  return nameOrType;
}
var extendMarkRange = (typeOrName, attributes = {}) => ({ tr, state, dispatch }) => {
  const type = getMarkType(typeOrName, state.schema);
  const { doc: doc2, selection } = tr;
  const { $from, from, to } = selection;
  if (dispatch) {
    const range = getMarkRange($from, type, attributes);
    if (range && range.from <= from && range.to >= to) {
      const newSelection = TextSelection.create(doc2, range.from, range.to);
      tr.setSelection(newSelection);
    }
  }
  return true;
};
var first = (commands2) => (props) => {
  const items = typeof commands2 === "function" ? commands2(props) : commands2;
  for (let i = 0; i < items.length; i += 1) {
    if (items[i](props)) {
      return true;
    }
  }
  return false;
};
function isTextSelection(value) {
  return value instanceof TextSelection;
}
function minMax(value = 0, min = 0, max = 0) {
  return Math.min(Math.max(value, min), max);
}
function resolveFocusPosition(doc2, position = null) {
  if (!position) {
    return null;
  }
  const selectionAtStart = Selection.atStart(doc2);
  const selectionAtEnd = Selection.atEnd(doc2);
  if (position === "start" || position === true) {
    return selectionAtStart;
  }
  if (position === "end") {
    return selectionAtEnd;
  }
  const minPos = selectionAtStart.from;
  const maxPos = selectionAtEnd.to;
  if (position === "all") {
    return TextSelection.create(doc2, minMax(0, minPos, maxPos), minMax(doc2.content.size, minPos, maxPos));
  }
  return TextSelection.create(doc2, minMax(position, minPos, maxPos), minMax(position, minPos, maxPos));
}
function isiOS() {
  return [
    "iPad Simulator",
    "iPhone Simulator",
    "iPod Simulator",
    "iPad",
    "iPhone",
    "iPod"
  ].includes(navigator.platform) || navigator.userAgent.includes("Mac") && "ontouchend" in document;
}
var focus = (position = null, options = {}) => ({ editor, view, tr, dispatch }) => {
  options = {
    scrollIntoView: true,
    ...options
  };
  const delayedFocus = () => {
    if (isiOS()) {
      view.dom.focus();
    }
    requestAnimationFrame(() => {
      if (!editor.isDestroyed) {
        view.focus();
        if (options === null || options === void 0 ? void 0 : options.scrollIntoView) {
          editor.commands.scrollIntoView();
        }
      }
    });
  };
  if (view.hasFocus() && position === null || position === false) {
    return true;
  }
  if (dispatch && position === null && !isTextSelection(editor.state.selection)) {
    delayedFocus();
    return true;
  }
  const selection = resolveFocusPosition(tr.doc, position) || editor.state.selection;
  const isSameSelection = editor.state.selection.eq(selection);
  if (dispatch) {
    if (!isSameSelection) {
      tr.setSelection(selection);
    }
    if (isSameSelection && tr.storedMarks) {
      tr.setStoredMarks(tr.storedMarks);
    }
    delayedFocus();
  }
  return true;
};
var forEach = (items, fn) => (props) => {
  return items.every((item, index2) => fn(item, { ...props, index: index2 }));
};
var insertContent = (value, options) => ({ tr, commands: commands2 }) => {
  return commands2.insertContentAt({ from: tr.selection.from, to: tr.selection.to }, value, options);
};
var removeWhitespaces = (node) => {
  const children = node.childNodes;
  for (let i = children.length - 1; i >= 0; i -= 1) {
    const child = children[i];
    if (child.nodeType === 3 && child.nodeValue && /^(\n\s\s|\n)$/.test(child.nodeValue)) {
      node.removeChild(child);
    } else if (child.nodeType === 1) {
      removeWhitespaces(child);
    }
  }
  return node;
};
function elementFromString(value) {
  const wrappedValue = `<body>${value}</body>`;
  const html = new window.DOMParser().parseFromString(wrappedValue, "text/html").body;
  return removeWhitespaces(html);
}
function createNodeFromContent(content, schema, options) {
  if (content instanceof Node || content instanceof Fragment) {
    return content;
  }
  options = {
    slice: true,
    parseOptions: {},
    ...options
  };
  const isJSONContent = typeof content === "object" && content !== null;
  const isTextContent = typeof content === "string";
  if (isJSONContent) {
    try {
      const isArrayContent = Array.isArray(content) && content.length > 0;
      if (isArrayContent) {
        return Fragment.fromArray(content.map((item) => schema.nodeFromJSON(item)));
      }
      const node = schema.nodeFromJSON(content);
      if (options.errorOnInvalidContent) {
        node.check();
      }
      return node;
    } catch (error) {
      if (options.errorOnInvalidContent) {
        throw new Error("[tiptap error]: Invalid JSON content", { cause: error });
      }
      console.warn("[tiptap warn]: Invalid content.", "Passed value:", content, "Error:", error);
      return createNodeFromContent("", schema, options);
    }
  }
  if (isTextContent) {
    if (options.errorOnInvalidContent) {
      let hasInvalidContent = false;
      let invalidContent = "";
      const contentCheckSchema = new Schema({
        topNode: schema.spec.topNode,
        marks: schema.spec.marks,
        // Prosemirror's schemas are executed such that: the last to execute, matches last
        // This means that we can add a catch-all node at the end of the schema to catch any content that we don't know how to handle
        nodes: schema.spec.nodes.append({
          __tiptap__private__unknown__catch__all__node: {
            content: "inline*",
            group: "block",
            parseDOM: [
              {
                tag: "*",
                getAttrs: (e) => {
                  hasInvalidContent = true;
                  invalidContent = typeof e === "string" ? e : e.outerHTML;
                  return null;
                }
              }
            ]
          }
        })
      });
      if (options.slice) {
        DOMParser.fromSchema(contentCheckSchema).parseSlice(elementFromString(content), options.parseOptions);
      } else {
        DOMParser.fromSchema(contentCheckSchema).parse(elementFromString(content), options.parseOptions);
      }
      if (options.errorOnInvalidContent && hasInvalidContent) {
        throw new Error("[tiptap error]: Invalid HTML content", { cause: new Error(`Invalid element found: ${invalidContent}`) });
      }
    }
    const parser = DOMParser.fromSchema(schema);
    if (options.slice) {
      return parser.parseSlice(elementFromString(content), options.parseOptions).content;
    }
    return parser.parse(elementFromString(content), options.parseOptions);
  }
  return createNodeFromContent("", schema, options);
}
function selectionToInsertionEnd(tr, startLen, bias) {
  const last = tr.steps.length - 1;
  if (last < startLen) {
    return;
  }
  const step = tr.steps[last];
  if (!(step instanceof ReplaceStep || step instanceof ReplaceAroundStep)) {
    return;
  }
  const map = tr.mapping.maps[last];
  let end = 0;
  map.forEach((_from, _to, _newFrom, newTo) => {
    if (end === 0) {
      end = newTo;
    }
  });
  tr.setSelection(Selection.near(tr.doc.resolve(end), bias));
}
var isFragment = (nodeOrFragment) => {
  return !("type" in nodeOrFragment);
};
var insertContentAt = (position, value, options) => ({ tr, dispatch, editor }) => {
  var _a;
  if (dispatch) {
    options = {
      parseOptions: editor.options.parseOptions,
      updateSelection: true,
      applyInputRules: false,
      applyPasteRules: false,
      ...options
    };
    let content;
    try {
      content = createNodeFromContent(value, editor.schema, {
        parseOptions: {
          preserveWhitespace: "full",
          ...options.parseOptions
        },
        errorOnInvalidContent: (_a = options.errorOnInvalidContent) !== null && _a !== void 0 ? _a : editor.options.enableContentCheck
      });
    } catch (e) {
      editor.emit("contentError", {
        editor,
        error: e,
        disableCollaboration: () => {
          if (editor.storage.collaboration) {
            editor.storage.collaboration.isDisabled = true;
          }
        }
      });
      return false;
    }
    let { from, to } = typeof position === "number" ? { from: position, to: position } : { from: position.from, to: position.to };
    let isOnlyTextContent = true;
    let isOnlyBlockContent = true;
    const nodes = isFragment(content) ? content : [content];
    nodes.forEach((node) => {
      node.check();
      isOnlyTextContent = isOnlyTextContent ? node.isText && node.marks.length === 0 : false;
      isOnlyBlockContent = isOnlyBlockContent ? node.isBlock : false;
    });
    if (from === to && isOnlyBlockContent) {
      const { parent } = tr.doc.resolve(from);
      const isEmptyTextBlock = parent.isTextblock && !parent.type.spec.code && !parent.childCount;
      if (isEmptyTextBlock) {
        from -= 1;
        to += 1;
      }
    }
    let newContent;
    if (isOnlyTextContent) {
      if (Array.isArray(value)) {
        newContent = value.map((v) => v.text || "").join("");
      } else if (value instanceof Fragment) {
        let text = "";
        value.forEach((node) => {
          if (node.text) {
            text += node.text;
          }
        });
        newContent = text;
      } else if (typeof value === "object" && !!value && !!value.text) {
        newContent = value.text;
      } else {
        newContent = value;
      }
      tr.insertText(newContent, from, to);
    } else {
      newContent = content;
      tr.replaceWith(from, to, newContent);
    }
    if (options.updateSelection) {
      selectionToInsertionEnd(tr, tr.steps.length - 1, -1);
    }
    if (options.applyInputRules) {
      tr.setMeta("applyInputRules", { from, text: newContent });
    }
    if (options.applyPasteRules) {
      tr.setMeta("applyPasteRules", { from, text: newContent });
    }
  }
  return true;
};
var joinUp2 = () => ({ state, dispatch }) => {
  return joinUp(state, dispatch);
};
var joinDown2 = () => ({ state, dispatch }) => {
  return joinDown(state, dispatch);
};
var joinBackward2 = () => ({ state, dispatch }) => {
  return joinBackward(state, dispatch);
};
var joinForward2 = () => ({ state, dispatch }) => {
  return joinForward(state, dispatch);
};
var joinItemBackward = () => ({ state, dispatch, tr }) => {
  try {
    const point = joinPoint(state.doc, state.selection.$from.pos, -1);
    if (point === null || point === void 0) {
      return false;
    }
    tr.join(point, 2);
    if (dispatch) {
      dispatch(tr);
    }
    return true;
  } catch (e) {
    return false;
  }
};
var joinItemForward = () => ({ state, dispatch, tr }) => {
  try {
    const point = joinPoint(state.doc, state.selection.$from.pos, 1);
    if (point === null || point === void 0) {
      return false;
    }
    tr.join(point, 2);
    if (dispatch) {
      dispatch(tr);
    }
    return true;
  } catch (e) {
    return false;
  }
};
var joinTextblockBackward2 = () => ({ state, dispatch }) => {
  return joinTextblockBackward(state, dispatch);
};
var joinTextblockForward2 = () => ({ state, dispatch }) => {
  return joinTextblockForward(state, dispatch);
};
function isMacOS() {
  return typeof navigator !== "undefined" ? /Mac/.test(navigator.platform) : false;
}
function normalizeKeyName2(name) {
  const parts = name.split(/-(?!$)/);
  let result = parts[parts.length - 1];
  if (result === "Space") {
    result = " ";
  }
  let alt;
  let ctrl;
  let shift2;
  let meta;
  for (let i = 0; i < parts.length - 1; i += 1) {
    const mod = parts[i];
    if (/^(cmd|meta|m)$/i.test(mod)) {
      meta = true;
    } else if (/^a(lt)?$/i.test(mod)) {
      alt = true;
    } else if (/^(c|ctrl|control)$/i.test(mod)) {
      ctrl = true;
    } else if (/^s(hift)?$/i.test(mod)) {
      shift2 = true;
    } else if (/^mod$/i.test(mod)) {
      if (isiOS() || isMacOS()) {
        meta = true;
      } else {
        ctrl = true;
      }
    } else {
      throw new Error(`Unrecognized modifier name: ${mod}`);
    }
  }
  if (alt) {
    result = `Alt-${result}`;
  }
  if (ctrl) {
    result = `Ctrl-${result}`;
  }
  if (meta) {
    result = `Meta-${result}`;
  }
  if (shift2) {
    result = `Shift-${result}`;
  }
  return result;
}
var keyboardShortcut = (name) => ({ editor, view, tr, dispatch }) => {
  const keys = normalizeKeyName2(name).split(/-(?!$)/);
  const key = keys.find((item) => !["Alt", "Ctrl", "Meta", "Shift"].includes(item));
  const event = new KeyboardEvent("keydown", {
    key: key === "Space" ? " " : key,
    altKey: keys.includes("Alt"),
    ctrlKey: keys.includes("Ctrl"),
    metaKey: keys.includes("Meta"),
    shiftKey: keys.includes("Shift"),
    bubbles: true,
    cancelable: true
  });
  const capturedTransaction = editor.captureTransaction(() => {
    view.someProp("handleKeyDown", (f) => f(view, event));
  });
  capturedTransaction === null || capturedTransaction === void 0 ? void 0 : capturedTransaction.steps.forEach((step) => {
    const newStep = step.map(tr.mapping);
    if (newStep && dispatch) {
      tr.maybeStep(newStep);
    }
  });
  return true;
};
function isNodeActive(state, typeOrName, attributes = {}) {
  const { from, to, empty: empty2 } = state.selection;
  const type = typeOrName ? getNodeType(typeOrName, state.schema) : null;
  const nodeRanges = [];
  state.doc.nodesBetween(from, to, (node, pos) => {
    if (node.isText) {
      return;
    }
    const relativeFrom = Math.max(from, pos);
    const relativeTo = Math.min(to, pos + node.nodeSize);
    nodeRanges.push({
      node,
      from: relativeFrom,
      to: relativeTo
    });
  });
  const selectionRange = to - from;
  const matchedNodeRanges = nodeRanges.filter((nodeRange) => {
    if (!type) {
      return true;
    }
    return type.name === nodeRange.node.type.name;
  }).filter((nodeRange) => objectIncludes(nodeRange.node.attrs, attributes, { strict: false }));
  if (empty2) {
    return !!matchedNodeRanges.length;
  }
  const range = matchedNodeRanges.reduce((sum, nodeRange) => sum + nodeRange.to - nodeRange.from, 0);
  return range >= selectionRange;
}
var lift2 = (typeOrName, attributes = {}) => ({ state, dispatch }) => {
  const type = getNodeType(typeOrName, state.schema);
  const isActive2 = isNodeActive(state, type, attributes);
  if (!isActive2) {
    return false;
  }
  return lift(state, dispatch);
};
var liftEmptyBlock2 = () => ({ state, dispatch }) => {
  return liftEmptyBlock(state, dispatch);
};
var liftListItem2 = (typeOrName) => ({ state, dispatch }) => {
  const type = getNodeType(typeOrName, state.schema);
  return liftListItem(type)(state, dispatch);
};
var newlineInCode2 = () => ({ state, dispatch }) => {
  return newlineInCode(state, dispatch);
};
function getSchemaTypeNameByName(name, schema) {
  if (schema.nodes[name]) {
    return "node";
  }
  if (schema.marks[name]) {
    return "mark";
  }
  return null;
}
function deleteProps(obj, propOrProps) {
  const props = typeof propOrProps === "string" ? [propOrProps] : propOrProps;
  return Object.keys(obj).reduce((newObj, prop) => {
    if (!props.includes(prop)) {
      newObj[prop] = obj[prop];
    }
    return newObj;
  }, {});
}
var resetAttributes = (typeOrName, attributes) => ({ tr, state, dispatch }) => {
  let nodeType = null;
  let markType = null;
  const schemaType = getSchemaTypeNameByName(typeof typeOrName === "string" ? typeOrName : typeOrName.name, state.schema);
  if (!schemaType) {
    return false;
  }
  if (schemaType === "node") {
    nodeType = getNodeType(typeOrName, state.schema);
  }
  if (schemaType === "mark") {
    markType = getMarkType(typeOrName, state.schema);
  }
  if (dispatch) {
    tr.selection.ranges.forEach((range) => {
      state.doc.nodesBetween(range.$from.pos, range.$to.pos, (node, pos) => {
        if (nodeType && nodeType === node.type) {
          tr.setNodeMarkup(pos, void 0, deleteProps(node.attrs, attributes));
        }
        if (markType && node.marks.length) {
          node.marks.forEach((mark) => {
            if (markType === mark.type) {
              tr.addMark(pos, pos + node.nodeSize, markType.create(deleteProps(mark.attrs, attributes)));
            }
          });
        }
      });
    });
  }
  return true;
};
var scrollIntoView = () => ({ tr, dispatch }) => {
  if (dispatch) {
    tr.scrollIntoView();
  }
  return true;
};
var selectAll2 = () => ({ tr, commands: commands2 }) => {
  return commands2.setTextSelection({
    from: 0,
    to: tr.doc.content.size
  });
};
var selectNodeBackward2 = () => ({ state, dispatch }) => {
  return selectNodeBackward(state, dispatch);
};
var selectNodeForward2 = () => ({ state, dispatch }) => {
  return selectNodeForward(state, dispatch);
};
var selectParentNode2 = () => ({ state, dispatch }) => {
  return selectParentNode(state, dispatch);
};
var selectTextblockEnd2 = () => ({ state, dispatch }) => {
  return selectTextblockEnd(state, dispatch);
};
var selectTextblockStart2 = () => ({ state, dispatch }) => {
  return selectTextblockStart(state, dispatch);
};
function createDocument(content, schema, parseOptions = {}, options = {}) {
  return createNodeFromContent(content, schema, {
    slice: false,
    parseOptions,
    errorOnInvalidContent: options.errorOnInvalidContent
  });
}
var setContent = (content, emitUpdate = false, parseOptions = {}, options = {}) => ({ editor, tr, dispatch, commands: commands2 }) => {
  var _a, _b;
  const { doc: doc2 } = tr;
  if (parseOptions.preserveWhitespace !== "full") {
    const document2 = createDocument(content, editor.schema, parseOptions, {
      errorOnInvalidContent: (_a = options.errorOnInvalidContent) !== null && _a !== void 0 ? _a : editor.options.enableContentCheck
    });
    if (dispatch) {
      tr.replaceWith(0, doc2.content.size, document2).setMeta("preventUpdate", !emitUpdate);
    }
    return true;
  }
  if (dispatch) {
    tr.setMeta("preventUpdate", !emitUpdate);
  }
  return commands2.insertContentAt({ from: 0, to: doc2.content.size }, content, {
    parseOptions,
    errorOnInvalidContent: (_b = options.errorOnInvalidContent) !== null && _b !== void 0 ? _b : editor.options.enableContentCheck
  });
};
function getMarkAttributes(state, typeOrName) {
  const type = getMarkType(typeOrName, state.schema);
  const { from, to, empty: empty2 } = state.selection;
  const marks = [];
  if (empty2) {
    if (state.storedMarks) {
      marks.push(...state.storedMarks);
    }
    marks.push(...state.selection.$head.marks());
  } else {
    state.doc.nodesBetween(from, to, (node) => {
      marks.push(...node.marks);
    });
  }
  const mark = marks.find((markItem) => markItem.type.name === type.name);
  if (!mark) {
    return {};
  }
  return { ...mark.attrs };
}
function combineTransactionSteps(oldDoc, transactions) {
  const transform = new Transform(oldDoc);
  transactions.forEach((transaction) => {
    transaction.steps.forEach((step) => {
      transform.step(step);
    });
  });
  return transform;
}
function defaultBlockAt2(match) {
  for (let i = 0; i < match.edgeCount; i += 1) {
    const { type } = match.edge(i);
    if (type.isTextblock && !type.hasRequiredAttrs()) {
      return type;
    }
  }
  return null;
}
function findChildren(node, predicate) {
  const nodesWithPos = [];
  node.descendants((child, pos) => {
    if (predicate(child)) {
      nodesWithPos.push({
        node: child,
        pos
      });
    }
  });
  return nodesWithPos;
}
function findChildrenInRange(node, range, predicate) {
  const nodesWithPos = [];
  node.nodesBetween(range.from, range.to, (child, pos) => {
    if (predicate(child)) {
      nodesWithPos.push({
        node: child,
        pos
      });
    }
  });
  return nodesWithPos;
}
function findParentNodeClosestToPos($pos, predicate) {
  for (let i = $pos.depth; i > 0; i -= 1) {
    const node = $pos.node(i);
    if (predicate(node)) {
      return {
        pos: i > 0 ? $pos.before(i) : 0,
        start: $pos.start(i),
        depth: i,
        node
      };
    }
  }
}
function findParentNode(predicate) {
  return (selection) => findParentNodeClosestToPos(selection.$from, predicate);
}
function getSchema(extensions, editor) {
  const resolvedExtensions = ExtensionManager.resolve(extensions);
  return getSchemaByResolvedExtensions(resolvedExtensions, editor);
}
function generateHTML(doc2, extensions) {
  const schema = getSchema(extensions);
  const contentNode = Node.fromJSON(schema, doc2);
  return getHTMLFromFragment(contentNode.content, schema);
}
function generateJSON(html, extensions) {
  const schema = getSchema(extensions);
  const dom = elementFromString(html);
  return DOMParser.fromSchema(schema).parse(dom).toJSON();
}
function getText2(node, options) {
  const range = {
    from: 0,
    to: node.content.size
  };
  return getTextBetween(node, range, options);
}
function generateText(doc2, extensions, options) {
  const { blockSeparator = "\n\n", textSerializers = {} } = options || {};
  const schema = getSchema(extensions);
  const contentNode = Node.fromJSON(schema, doc2);
  return getText2(contentNode, {
    blockSeparator,
    textSerializers: {
      ...getTextSerializersFromSchema(schema),
      ...textSerializers
    }
  });
}
function getNodeAttributes(state, typeOrName) {
  const type = getNodeType(typeOrName, state.schema);
  const { from, to } = state.selection;
  const nodes = [];
  state.doc.nodesBetween(from, to, (node2) => {
    nodes.push(node2);
  });
  const node = nodes.reverse().find((nodeItem) => nodeItem.type.name === type.name);
  if (!node) {
    return {};
  }
  return { ...node.attrs };
}
function getAttributes(state, typeOrName) {
  const schemaType = getSchemaTypeNameByName(typeof typeOrName === "string" ? typeOrName : typeOrName.name, state.schema);
  if (schemaType === "node") {
    return getNodeAttributes(state, typeOrName);
  }
  if (schemaType === "mark") {
    return getMarkAttributes(state, typeOrName);
  }
  return {};
}
function removeDuplicates(array, by = JSON.stringify) {
  const seen = {};
  return array.filter((item) => {
    const key = by(item);
    return Object.prototype.hasOwnProperty.call(seen, key) ? false : seen[key] = true;
  });
}
function simplifyChangedRanges(changes) {
  const uniqueChanges = removeDuplicates(changes);
  return uniqueChanges.length === 1 ? uniqueChanges : uniqueChanges.filter((change, index2) => {
    const rest = uniqueChanges.filter((_, i) => i !== index2);
    return !rest.some((otherChange) => {
      return change.oldRange.from >= otherChange.oldRange.from && change.oldRange.to <= otherChange.oldRange.to && change.newRange.from >= otherChange.newRange.from && change.newRange.to <= otherChange.newRange.to;
    });
  });
}
function getChangedRanges(transform) {
  const { mapping, steps } = transform;
  const changes = [];
  mapping.maps.forEach((stepMap, index2) => {
    const ranges = [];
    if (!stepMap.ranges.length) {
      const { from, to } = steps[index2];
      if (from === void 0 || to === void 0) {
        return;
      }
      ranges.push({ from, to });
    } else {
      stepMap.forEach((from, to) => {
        ranges.push({ from, to });
      });
    }
    ranges.forEach(({ from, to }) => {
      const newStart = mapping.slice(index2).map(from, -1);
      const newEnd = mapping.slice(index2).map(to);
      const oldStart = mapping.invert().map(newStart, -1);
      const oldEnd = mapping.invert().map(newEnd);
      changes.push({
        oldRange: {
          from: oldStart,
          to: oldEnd
        },
        newRange: {
          from: newStart,
          to: newEnd
        }
      });
    });
  });
  return simplifyChangedRanges(changes);
}
function getDebugJSON(node, startOffset = 0) {
  const isTopNode = node.type === node.type.schema.topNodeType;
  const increment = isTopNode ? 0 : 1;
  const from = startOffset;
  const to = from + node.nodeSize;
  const marks = node.marks.map((mark) => {
    const output2 = {
      type: mark.type.name
    };
    if (Object.keys(mark.attrs).length) {
      output2.attrs = { ...mark.attrs };
    }
    return output2;
  });
  const attrs = { ...node.attrs };
  const output = {
    type: node.type.name,
    from,
    to
  };
  if (Object.keys(attrs).length) {
    output.attrs = attrs;
  }
  if (marks.length) {
    output.marks = marks;
  }
  if (node.content.childCount) {
    output.content = [];
    node.forEach((child, offset) => {
      var _a;
      (_a = output.content) === null || _a === void 0 ? void 0 : _a.push(getDebugJSON(child, startOffset + offset + increment));
    });
  }
  if (node.text) {
    output.text = node.text;
  }
  return output;
}
function getMarksBetween(from, to, doc2) {
  const marks = [];
  if (from === to) {
    doc2.resolve(from).marks().forEach((mark) => {
      const $pos = doc2.resolve(from);
      const range = getMarkRange($pos, mark.type);
      if (!range) {
        return;
      }
      marks.push({
        mark,
        ...range
      });
    });
  } else {
    doc2.nodesBetween(from, to, (node, pos) => {
      if (!node || (node === null || node === void 0 ? void 0 : node.nodeSize) === void 0) {
        return;
      }
      marks.push(...node.marks.map((mark) => ({
        from: pos,
        to: pos + node.nodeSize,
        mark
      })));
    });
  }
  return marks;
}
var getNodeAtPosition = (state, typeOrName, pos, maxDepth = 20) => {
  const $pos = state.doc.resolve(pos);
  let currentDepth = maxDepth;
  let node = null;
  while (currentDepth > 0 && node === null) {
    const currentNode = $pos.node(currentDepth);
    if ((currentNode === null || currentNode === void 0 ? void 0 : currentNode.type.name) === typeOrName) {
      node = currentNode;
    } else {
      currentDepth -= 1;
    }
  }
  return [node, currentDepth];
};
function getSplittedAttributes(extensionAttributes, typeName, attributes) {
  return Object.fromEntries(Object.entries(attributes).filter(([name]) => {
    const extensionAttribute = extensionAttributes.find((item) => {
      return item.type === typeName && item.name === name;
    });
    if (!extensionAttribute) {
      return false;
    }
    return extensionAttribute.attribute.keepOnSplit;
  }));
}
function isMarkActive(state, typeOrName, attributes = {}) {
  const { empty: empty2, ranges } = state.selection;
  const type = typeOrName ? getMarkType(typeOrName, state.schema) : null;
  if (empty2) {
    return !!(state.storedMarks || state.selection.$from.marks()).filter((mark) => {
      if (!type) {
        return true;
      }
      return type.name === mark.type.name;
    }).find((mark) => objectIncludes(mark.attrs, attributes, { strict: false }));
  }
  let selectionRange = 0;
  const markRanges = [];
  ranges.forEach(({ $from, $to }) => {
    const from = $from.pos;
    const to = $to.pos;
    state.doc.nodesBetween(from, to, (node, pos) => {
      if (!node.isText && !node.marks.length) {
        return;
      }
      const relativeFrom = Math.max(from, pos);
      const relativeTo = Math.min(to, pos + node.nodeSize);
      const range2 = relativeTo - relativeFrom;
      selectionRange += range2;
      markRanges.push(...node.marks.map((mark) => ({
        mark,
        from: relativeFrom,
        to: relativeTo
      })));
    });
  });
  if (selectionRange === 0) {
    return false;
  }
  const matchedRange = markRanges.filter((markRange) => {
    if (!type) {
      return true;
    }
    return type.name === markRange.mark.type.name;
  }).filter((markRange) => objectIncludes(markRange.mark.attrs, attributes, { strict: false })).reduce((sum, markRange) => sum + markRange.to - markRange.from, 0);
  const excludedRange = markRanges.filter((markRange) => {
    if (!type) {
      return true;
    }
    return markRange.mark.type !== type && markRange.mark.type.excludes(type);
  }).reduce((sum, markRange) => sum + markRange.to - markRange.from, 0);
  const range = matchedRange > 0 ? matchedRange + excludedRange : matchedRange;
  return range >= selectionRange;
}
function isActive(state, name, attributes = {}) {
  if (!name) {
    return isNodeActive(state, null, attributes) || isMarkActive(state, null, attributes);
  }
  const schemaType = getSchemaTypeNameByName(name, state.schema);
  if (schemaType === "node") {
    return isNodeActive(state, name, attributes);
  }
  if (schemaType === "mark") {
    return isMarkActive(state, name, attributes);
  }
  return false;
}
var isAtEndOfNode = (state, nodeType) => {
  const { $from, $to, $anchor } = state.selection;
  if (nodeType) {
    const parentNode2 = findParentNode((node) => node.type.name === nodeType)(state.selection);
    if (!parentNode2) {
      return false;
    }
    const $parentPos = state.doc.resolve(parentNode2.pos + 1);
    if ($anchor.pos + 1 === $parentPos.end()) {
      return true;
    }
    return false;
  }
  if ($to.parentOffset < $to.parent.nodeSize - 2 || $from.pos !== $to.pos) {
    return false;
  }
  return true;
};
var isAtStartOfNode = (state) => {
  const { $from, $to } = state.selection;
  if ($from.parentOffset > 0 || $from.pos !== $to.pos) {
    return false;
  }
  return true;
};
function isList(name, extensions) {
  const { nodeExtensions } = splitExtensions(extensions);
  const extension = nodeExtensions.find((item) => item.name === name);
  if (!extension) {
    return false;
  }
  const context = {
    name: extension.name,
    options: extension.options,
    storage: extension.storage
  };
  const group = callOrReturn(getExtensionField(extension, "group", context));
  if (typeof group !== "string") {
    return false;
  }
  return group.split(" ").includes("list");
}
function isNodeEmpty(node, { checkChildren = true, ignoreWhitespace = false } = {}) {
  var _a;
  if (ignoreWhitespace) {
    if (node.type.name === "hardBreak") {
      return true;
    }
    if (node.isText) {
      return /^\s*$/m.test((_a = node.text) !== null && _a !== void 0 ? _a : "");
    }
  }
  if (node.isText) {
    return !node.text;
  }
  if (node.isAtom || node.isLeaf) {
    return false;
  }
  if (node.content.childCount === 0) {
    return true;
  }
  if (checkChildren) {
    let isContentEmpty = true;
    node.content.forEach((childNode) => {
      if (isContentEmpty === false) {
        return;
      }
      if (!isNodeEmpty(childNode, { ignoreWhitespace, checkChildren })) {
        isContentEmpty = false;
      }
    });
    return isContentEmpty;
  }
  return false;
}
function isNodeSelection(value) {
  return value instanceof NodeSelection;
}
function posToDOMRect(view, from, to) {
  const minPos = 0;
  const maxPos = view.state.doc.content.size;
  const resolvedFrom = minMax(from, minPos, maxPos);
  const resolvedEnd = minMax(to, minPos, maxPos);
  const start = view.coordsAtPos(resolvedFrom);
  const end = view.coordsAtPos(resolvedEnd, -1);
  const top = Math.min(start.top, end.top);
  const bottom = Math.max(start.bottom, end.bottom);
  const left = Math.min(start.left, end.left);
  const right = Math.max(start.right, end.right);
  const width = right - left;
  const height = bottom - top;
  const x = left;
  const y = top;
  const data = {
    top,
    bottom,
    left,
    right,
    width,
    height,
    x,
    y
  };
  return {
    ...data,
    toJSON: () => data
  };
}
function canSetMark(state, tr, newMarkType) {
  var _a;
  const { selection } = tr;
  let cursor = null;
  if (isTextSelection(selection)) {
    cursor = selection.$cursor;
  }
  if (cursor) {
    const currentMarks = (_a = state.storedMarks) !== null && _a !== void 0 ? _a : cursor.marks();
    return !!newMarkType.isInSet(currentMarks) || !currentMarks.some((mark) => mark.type.excludes(newMarkType));
  }
  const { ranges } = selection;
  return ranges.some(({ $from, $to }) => {
    let someNodeSupportsMark = $from.depth === 0 ? state.doc.inlineContent && state.doc.type.allowsMarkType(newMarkType) : false;
    state.doc.nodesBetween($from.pos, $to.pos, (node, _pos, parent) => {
      if (someNodeSupportsMark) {
        return false;
      }
      if (node.isInline) {
        const parentAllowsMarkType = !parent || parent.type.allowsMarkType(newMarkType);
        const currentMarksAllowMarkType = !!newMarkType.isInSet(node.marks) || !node.marks.some((otherMark) => otherMark.type.excludes(newMarkType));
        someNodeSupportsMark = parentAllowsMarkType && currentMarksAllowMarkType;
      }
      return !someNodeSupportsMark;
    });
    return someNodeSupportsMark;
  });
}
var setMark = (typeOrName, attributes = {}) => ({ tr, state, dispatch }) => {
  const { selection } = tr;
  const { empty: empty2, ranges } = selection;
  const type = getMarkType(typeOrName, state.schema);
  if (dispatch) {
    if (empty2) {
      const oldAttributes = getMarkAttributes(state, type);
      tr.addStoredMark(type.create({
        ...oldAttributes,
        ...attributes
      }));
    } else {
      ranges.forEach((range) => {
        const from = range.$from.pos;
        const to = range.$to.pos;
        state.doc.nodesBetween(from, to, (node, pos) => {
          const trimmedFrom = Math.max(pos, from);
          const trimmedTo = Math.min(pos + node.nodeSize, to);
          const someHasMark = node.marks.find((mark) => mark.type === type);
          if (someHasMark) {
            node.marks.forEach((mark) => {
              if (type === mark.type) {
                tr.addMark(trimmedFrom, trimmedTo, type.create({
                  ...mark.attrs,
                  ...attributes
                }));
              }
            });
          } else {
            tr.addMark(trimmedFrom, trimmedTo, type.create(attributes));
          }
        });
      });
    }
  }
  return canSetMark(state, tr, type);
};
var setMeta = (key, value) => ({ tr }) => {
  tr.setMeta(key, value);
  return true;
};
var setNode = (typeOrName, attributes = {}) => ({ state, dispatch, chain }) => {
  const type = getNodeType(typeOrName, state.schema);
  let attributesToCopy;
  if (state.selection.$anchor.sameParent(state.selection.$head)) {
    attributesToCopy = state.selection.$anchor.parent.attrs;
  }
  if (!type.isTextblock) {
    console.warn('[tiptap warn]: Currently "setNode()" only supports text block nodes.');
    return false;
  }
  return chain().command(({ commands: commands2 }) => {
    const canSetBlock = setBlockType(type, { ...attributesToCopy, ...attributes })(state);
    if (canSetBlock) {
      return true;
    }
    return commands2.clearNodes();
  }).command(({ state: updatedState }) => {
    return setBlockType(type, { ...attributesToCopy, ...attributes })(updatedState, dispatch);
  }).run();
};
var setNodeSelection = (position) => ({ tr, dispatch }) => {
  if (dispatch) {
    const { doc: doc2 } = tr;
    const from = minMax(position, 0, doc2.content.size);
    const selection = NodeSelection.create(doc2, from);
    tr.setSelection(selection);
  }
  return true;
};
var setTextSelection = (position) => ({ tr, dispatch }) => {
  if (dispatch) {
    const { doc: doc2 } = tr;
    const { from, to } = typeof position === "number" ? { from: position, to: position } : position;
    const minPos = TextSelection.atStart(doc2).from;
    const maxPos = TextSelection.atEnd(doc2).to;
    const resolvedFrom = minMax(from, minPos, maxPos);
    const resolvedEnd = minMax(to, minPos, maxPos);
    const selection = TextSelection.create(doc2, resolvedFrom, resolvedEnd);
    tr.setSelection(selection);
  }
  return true;
};
var sinkListItem2 = (typeOrName) => ({ state, dispatch }) => {
  const type = getNodeType(typeOrName, state.schema);
  return sinkListItem(type)(state, dispatch);
};
function ensureMarks(state, splittableMarks) {
  const marks = state.storedMarks || state.selection.$to.parentOffset && state.selection.$from.marks();
  if (marks) {
    const filteredMarks = marks.filter((mark) => splittableMarks === null || splittableMarks === void 0 ? void 0 : splittableMarks.includes(mark.type.name));
    state.tr.ensureMarks(filteredMarks);
  }
}
var splitBlock2 = ({ keepMarks = true } = {}) => ({ tr, state, dispatch, editor }) => {
  const { selection, doc: doc2 } = tr;
  const { $from, $to } = selection;
  const extensionAttributes = editor.extensionManager.attributes;
  const newAttributes = getSplittedAttributes(extensionAttributes, $from.node().type.name, $from.node().attrs);
  if (selection instanceof NodeSelection && selection.node.isBlock) {
    if (!$from.parentOffset || !canSplit(doc2, $from.pos)) {
      return false;
    }
    if (dispatch) {
      if (keepMarks) {
        ensureMarks(state, editor.extensionManager.splittableMarks);
      }
      tr.split($from.pos).scrollIntoView();
    }
    return true;
  }
  if (!$from.parent.isBlock) {
    return false;
  }
  const atEnd = $to.parentOffset === $to.parent.content.size;
  const deflt = $from.depth === 0 ? void 0 : defaultBlockAt2($from.node(-1).contentMatchAt($from.indexAfter(-1)));
  let types = atEnd && deflt ? [
    {
      type: deflt,
      attrs: newAttributes
    }
  ] : void 0;
  let can = canSplit(tr.doc, tr.mapping.map($from.pos), 1, types);
  if (!types && !can && canSplit(tr.doc, tr.mapping.map($from.pos), 1, deflt ? [{ type: deflt }] : void 0)) {
    can = true;
    types = deflt ? [
      {
        type: deflt,
        attrs: newAttributes
      }
    ] : void 0;
  }
  if (dispatch) {
    if (can) {
      if (selection instanceof TextSelection) {
        tr.deleteSelection();
      }
      tr.split(tr.mapping.map($from.pos), 1, types);
      if (deflt && !atEnd && !$from.parentOffset && $from.parent.type !== deflt) {
        const first2 = tr.mapping.map($from.before());
        const $first = tr.doc.resolve(first2);
        if ($from.node(-1).canReplaceWith($first.index(), $first.index() + 1, deflt)) {
          tr.setNodeMarkup(tr.mapping.map($from.before()), deflt);
        }
      }
    }
    if (keepMarks) {
      ensureMarks(state, editor.extensionManager.splittableMarks);
    }
    tr.scrollIntoView();
  }
  return can;
};
var splitListItem = (typeOrName, overrideAttrs = {}) => ({ tr, state, dispatch, editor }) => {
  var _a;
  const type = getNodeType(typeOrName, state.schema);
  const { $from, $to } = state.selection;
  const node = state.selection.node;
  if (node && node.isBlock || $from.depth < 2 || !$from.sameParent($to)) {
    return false;
  }
  const grandParent = $from.node(-1);
  if (grandParent.type !== type) {
    return false;
  }
  const extensionAttributes = editor.extensionManager.attributes;
  if ($from.parent.content.size === 0 && $from.node(-1).childCount === $from.indexAfter(-1)) {
    if ($from.depth === 2 || $from.node(-3).type !== type || $from.index(-2) !== $from.node(-2).childCount - 1) {
      return false;
    }
    if (dispatch) {
      let wrap = Fragment.empty;
      const depthBefore = $from.index(-1) ? 1 : $from.index(-2) ? 2 : 3;
      for (let d = $from.depth - depthBefore; d >= $from.depth - 3; d -= 1) {
        wrap = Fragment.from($from.node(d).copy(wrap));
      }
      const depthAfter = $from.indexAfter(-1) < $from.node(-2).childCount ? 1 : $from.indexAfter(-2) < $from.node(-3).childCount ? 2 : 3;
      const newNextTypeAttributes2 = {
        ...getSplittedAttributes(extensionAttributes, $from.node().type.name, $from.node().attrs),
        ...overrideAttrs
      };
      const nextType2 = ((_a = type.contentMatch.defaultType) === null || _a === void 0 ? void 0 : _a.createAndFill(newNextTypeAttributes2)) || void 0;
      wrap = wrap.append(Fragment.from(type.createAndFill(null, nextType2) || void 0));
      const start = $from.before($from.depth - (depthBefore - 1));
      tr.replace(start, $from.after(-depthAfter), new Slice(wrap, 4 - depthBefore, 0));
      let sel = -1;
      tr.doc.nodesBetween(start, tr.doc.content.size, (n, pos) => {
        if (sel > -1) {
          return false;
        }
        if (n.isTextblock && n.content.size === 0) {
          sel = pos + 1;
        }
      });
      if (sel > -1) {
        tr.setSelection(TextSelection.near(tr.doc.resolve(sel)));
      }
      tr.scrollIntoView();
    }
    return true;
  }
  const nextType = $to.pos === $from.end() ? grandParent.contentMatchAt(0).defaultType : null;
  const newTypeAttributes = {
    ...getSplittedAttributes(extensionAttributes, grandParent.type.name, grandParent.attrs),
    ...overrideAttrs
  };
  const newNextTypeAttributes = {
    ...getSplittedAttributes(extensionAttributes, $from.node().type.name, $from.node().attrs),
    ...overrideAttrs
  };
  tr.delete($from.pos, $to.pos);
  const types = nextType ? [
    { type, attrs: newTypeAttributes },
    { type: nextType, attrs: newNextTypeAttributes }
  ] : [{ type, attrs: newTypeAttributes }];
  if (!canSplit(tr.doc, $from.pos, 2)) {
    return false;
  }
  if (dispatch) {
    const { selection, storedMarks } = state;
    const { splittableMarks } = editor.extensionManager;
    const marks = storedMarks || selection.$to.parentOffset && selection.$from.marks();
    tr.split($from.pos, 2, types).scrollIntoView();
    if (!marks || !dispatch) {
      return true;
    }
    const filteredMarks = marks.filter((mark) => splittableMarks.includes(mark.type.name));
    tr.ensureMarks(filteredMarks);
  }
  return true;
};
var joinListBackwards = (tr, listType) => {
  const list = findParentNode((node) => node.type === listType)(tr.selection);
  if (!list) {
    return true;
  }
  const before = tr.doc.resolve(Math.max(0, list.pos - 1)).before(list.depth);
  if (before === void 0) {
    return true;
  }
  const nodeBefore = tr.doc.nodeAt(before);
  const canJoinBackwards = list.node.type === (nodeBefore === null || nodeBefore === void 0 ? void 0 : nodeBefore.type) && canJoin(tr.doc, list.pos);
  if (!canJoinBackwards) {
    return true;
  }
  tr.join(list.pos);
  return true;
};
var joinListForwards = (tr, listType) => {
  const list = findParentNode((node) => node.type === listType)(tr.selection);
  if (!list) {
    return true;
  }
  const after = tr.doc.resolve(list.start).after(list.depth);
  if (after === void 0) {
    return true;
  }
  const nodeAfter = tr.doc.nodeAt(after);
  const canJoinForwards = list.node.type === (nodeAfter === null || nodeAfter === void 0 ? void 0 : nodeAfter.type) && canJoin(tr.doc, after);
  if (!canJoinForwards) {
    return true;
  }
  tr.join(after);
  return true;
};
var toggleList = (listTypeOrName, itemTypeOrName, keepMarks, attributes = {}) => ({ editor, tr, state, dispatch, chain, commands: commands2, can }) => {
  const { extensions, splittableMarks } = editor.extensionManager;
  const listType = getNodeType(listTypeOrName, state.schema);
  const itemType = getNodeType(itemTypeOrName, state.schema);
  const { selection, storedMarks } = state;
  const { $from, $to } = selection;
  const range = $from.blockRange($to);
  const marks = storedMarks || selection.$to.parentOffset && selection.$from.marks();
  if (!range) {
    return false;
  }
  const parentList = findParentNode((node) => isList(node.type.name, extensions))(selection);
  if (range.depth >= 1 && parentList && range.depth - parentList.depth <= 1) {
    if (parentList.node.type === listType) {
      return commands2.liftListItem(itemType);
    }
    if (isList(parentList.node.type.name, extensions) && listType.validContent(parentList.node.content) && dispatch) {
      return chain().command(() => {
        tr.setNodeMarkup(parentList.pos, listType);
        return true;
      }).command(() => joinListBackwards(tr, listType)).command(() => joinListForwards(tr, listType)).run();
    }
  }
  if (!keepMarks || !marks || !dispatch) {
    return chain().command(() => {
      const canWrapInList = can().wrapInList(listType, attributes);
      if (canWrapInList) {
        return true;
      }
      return commands2.clearNodes();
    }).wrapInList(listType, attributes).command(() => joinListBackwards(tr, listType)).command(() => joinListForwards(tr, listType)).run();
  }
  return chain().command(() => {
    const canWrapInList = can().wrapInList(listType, attributes);
    const filteredMarks = marks.filter((mark) => splittableMarks.includes(mark.type.name));
    tr.ensureMarks(filteredMarks);
    if (canWrapInList) {
      return true;
    }
    return commands2.clearNodes();
  }).wrapInList(listType, attributes).command(() => joinListBackwards(tr, listType)).command(() => joinListForwards(tr, listType)).run();
};
var toggleMark = (typeOrName, attributes = {}, options = {}) => ({ state, commands: commands2 }) => {
  const { extendEmptyMarkRange = false } = options;
  const type = getMarkType(typeOrName, state.schema);
  const isActive2 = isMarkActive(state, type, attributes);
  if (isActive2) {
    return commands2.unsetMark(type, { extendEmptyMarkRange });
  }
  return commands2.setMark(type, attributes);
};
var toggleNode = (typeOrName, toggleTypeOrName, attributes = {}) => ({ state, commands: commands2 }) => {
  const type = getNodeType(typeOrName, state.schema);
  const toggleType = getNodeType(toggleTypeOrName, state.schema);
  const isActive2 = isNodeActive(state, type, attributes);
  let attributesToCopy;
  if (state.selection.$anchor.sameParent(state.selection.$head)) {
    attributesToCopy = state.selection.$anchor.parent.attrs;
  }
  if (isActive2) {
    return commands2.setNode(toggleType, attributesToCopy);
  }
  return commands2.setNode(type, { ...attributesToCopy, ...attributes });
};
var toggleWrap = (typeOrName, attributes = {}) => ({ state, commands: commands2 }) => {
  const type = getNodeType(typeOrName, state.schema);
  const isActive2 = isNodeActive(state, type, attributes);
  if (isActive2) {
    return commands2.lift(type);
  }
  return commands2.wrapIn(type, attributes);
};
var undoInputRule = () => ({ state, dispatch }) => {
  const plugins = state.plugins;
  for (let i = 0; i < plugins.length; i += 1) {
    const plugin = plugins[i];
    let undoable;
    if (plugin.spec.isInputRules && (undoable = plugin.getState(state))) {
      if (dispatch) {
        const tr = state.tr;
        const toUndo = undoable.transform;
        for (let j = toUndo.steps.length - 1; j >= 0; j -= 1) {
          tr.step(toUndo.steps[j].invert(toUndo.docs[j]));
        }
        if (undoable.text) {
          const marks = tr.doc.resolve(undoable.from).marks();
          tr.replaceWith(undoable.from, undoable.to, state.schema.text(undoable.text, marks));
        } else {
          tr.delete(undoable.from, undoable.to);
        }
      }
      return true;
    }
  }
  return false;
};
var unsetAllMarks = () => ({ tr, dispatch }) => {
  const { selection } = tr;
  const { empty: empty2, ranges } = selection;
  if (empty2) {
    return true;
  }
  if (dispatch) {
    ranges.forEach((range) => {
      tr.removeMark(range.$from.pos, range.$to.pos);
    });
  }
  return true;
};
var unsetMark = (typeOrName, options = {}) => ({ tr, state, dispatch }) => {
  var _a;
  const { extendEmptyMarkRange = false } = options;
  const { selection } = tr;
  const type = getMarkType(typeOrName, state.schema);
  const { $from, empty: empty2, ranges } = selection;
  if (!dispatch) {
    return true;
  }
  if (empty2 && extendEmptyMarkRange) {
    let { from, to } = selection;
    const attrs = (_a = $from.marks().find((mark) => mark.type === type)) === null || _a === void 0 ? void 0 : _a.attrs;
    const range = getMarkRange($from, type, attrs);
    if (range) {
      from = range.from;
      to = range.to;
    }
    tr.removeMark(from, to, type);
  } else {
    ranges.forEach((range) => {
      tr.removeMark(range.$from.pos, range.$to.pos, type);
    });
  }
  tr.removeStoredMark(type);
  return true;
};
var updateAttributes = (typeOrName, attributes = {}) => ({ tr, state, dispatch }) => {
  let nodeType = null;
  let markType = null;
  const schemaType = getSchemaTypeNameByName(typeof typeOrName === "string" ? typeOrName : typeOrName.name, state.schema);
  if (!schemaType) {
    return false;
  }
  if (schemaType === "node") {
    nodeType = getNodeType(typeOrName, state.schema);
  }
  if (schemaType === "mark") {
    markType = getMarkType(typeOrName, state.schema);
  }
  if (dispatch) {
    tr.selection.ranges.forEach((range) => {
      const from = range.$from.pos;
      const to = range.$to.pos;
      let lastPos;
      let lastNode;
      let trimmedFrom;
      let trimmedTo;
      if (tr.selection.empty) {
        state.doc.nodesBetween(from, to, (node, pos) => {
          if (nodeType && nodeType === node.type) {
            trimmedFrom = Math.max(pos, from);
            trimmedTo = Math.min(pos + node.nodeSize, to);
            lastPos = pos;
            lastNode = node;
          }
        });
      } else {
        state.doc.nodesBetween(from, to, (node, pos) => {
          if (pos < from && nodeType && nodeType === node.type) {
            trimmedFrom = Math.max(pos, from);
            trimmedTo = Math.min(pos + node.nodeSize, to);
            lastPos = pos;
            lastNode = node;
          }
          if (pos >= from && pos <= to) {
            if (nodeType && nodeType === node.type) {
              tr.setNodeMarkup(pos, void 0, {
                ...node.attrs,
                ...attributes
              });
            }
            if (markType && node.marks.length) {
              node.marks.forEach((mark) => {
                if (markType === mark.type) {
                  const trimmedFrom2 = Math.max(pos, from);
                  const trimmedTo2 = Math.min(pos + node.nodeSize, to);
                  tr.addMark(trimmedFrom2, trimmedTo2, markType.create({
                    ...mark.attrs,
                    ...attributes
                  }));
                }
              });
            }
          }
        });
      }
      if (lastNode) {
        if (lastPos !== void 0) {
          tr.setNodeMarkup(lastPos, void 0, {
            ...lastNode.attrs,
            ...attributes
          });
        }
        if (markType && lastNode.marks.length) {
          lastNode.marks.forEach((mark) => {
            if (markType === mark.type) {
              tr.addMark(trimmedFrom, trimmedTo, markType.create({
                ...mark.attrs,
                ...attributes
              }));
            }
          });
        }
      }
    });
  }
  return true;
};
var wrapIn2 = (typeOrName, attributes = {}) => ({ state, dispatch }) => {
  const type = getNodeType(typeOrName, state.schema);
  return wrapIn(type, attributes)(state, dispatch);
};
var wrapInList2 = (typeOrName, attributes = {}) => ({ state, dispatch }) => {
  const type = getNodeType(typeOrName, state.schema);
  return wrapInList(type, attributes)(state, dispatch);
};
var commands = Object.freeze({
  __proto__: null,
  blur,
  clearContent,
  clearNodes,
  command,
  createParagraphNear: createParagraphNear2,
  cut,
  deleteCurrentNode,
  deleteNode,
  deleteRange,
  deleteSelection: deleteSelection2,
  enter,
  exitCode: exitCode2,
  extendMarkRange,
  first,
  focus,
  forEach,
  insertContent,
  insertContentAt,
  joinBackward: joinBackward2,
  joinDown: joinDown2,
  joinForward: joinForward2,
  joinItemBackward,
  joinItemForward,
  joinTextblockBackward: joinTextblockBackward2,
  joinTextblockForward: joinTextblockForward2,
  joinUp: joinUp2,
  keyboardShortcut,
  lift: lift2,
  liftEmptyBlock: liftEmptyBlock2,
  liftListItem: liftListItem2,
  newlineInCode: newlineInCode2,
  resetAttributes,
  scrollIntoView,
  selectAll: selectAll2,
  selectNodeBackward: selectNodeBackward2,
  selectNodeForward: selectNodeForward2,
  selectParentNode: selectParentNode2,
  selectTextblockEnd: selectTextblockEnd2,
  selectTextblockStart: selectTextblockStart2,
  setContent,
  setMark,
  setMeta,
  setNode,
  setNodeSelection,
  setTextSelection,
  sinkListItem: sinkListItem2,
  splitBlock: splitBlock2,
  splitListItem,
  toggleList,
  toggleMark,
  toggleNode,
  toggleWrap,
  undoInputRule,
  unsetAllMarks,
  unsetMark,
  updateAttributes,
  wrapIn: wrapIn2,
  wrapInList: wrapInList2
});
var Commands = Extension.create({
  name: "commands",
  addCommands() {
    return {
      ...commands
    };
  }
});
var Drop = Extension.create({
  name: "drop",
  addProseMirrorPlugins() {
    return [
      new Plugin({
        key: new PluginKey("tiptapDrop"),
        props: {
          handleDrop: (_, e, slice, moved) => {
            this.editor.emit("drop", {
              editor: this.editor,
              event: e,
              slice,
              moved
            });
          }
        }
      })
    ];
  }
});
var Editable = Extension.create({
  name: "editable",
  addProseMirrorPlugins() {
    return [
      new Plugin({
        key: new PluginKey("editable"),
        props: {
          editable: () => this.editor.options.editable
        }
      })
    ];
  }
});
var FocusEvents = Extension.create({
  name: "focusEvents",
  addProseMirrorPlugins() {
    const { editor } = this;
    return [
      new Plugin({
        key: new PluginKey("focusEvents"),
        props: {
          handleDOMEvents: {
            focus: (view, event) => {
              editor.isFocused = true;
              const transaction = editor.state.tr.setMeta("focus", { event }).setMeta("addToHistory", false);
              view.dispatch(transaction);
              return false;
            },
            blur: (view, event) => {
              editor.isFocused = false;
              const transaction = editor.state.tr.setMeta("blur", { event }).setMeta("addToHistory", false);
              view.dispatch(transaction);
              return false;
            }
          }
        }
      })
    ];
  }
});
var Keymap = Extension.create({
  name: "keymap",
  addKeyboardShortcuts() {
    const handleBackspace = () => this.editor.commands.first(({ commands: commands2 }) => [
      () => commands2.undoInputRule(),
      // maybe convert first text block node to default node
      () => commands2.command(({ tr }) => {
        const { selection, doc: doc2 } = tr;
        const { empty: empty2, $anchor } = selection;
        const { pos, parent } = $anchor;
        const $parentPos = $anchor.parent.isTextblock && pos > 0 ? tr.doc.resolve(pos - 1) : $anchor;
        const parentIsIsolating = $parentPos.parent.type.spec.isolating;
        const parentPos = $anchor.pos - $anchor.parentOffset;
        const isAtStart = parentIsIsolating && $parentPos.parent.childCount === 1 ? parentPos === $anchor.pos : Selection.atStart(doc2).from === pos;
        if (!empty2 || !parent.type.isTextblock || parent.textContent.length || !isAtStart || isAtStart && $anchor.parent.type.name === "paragraph") {
          return false;
        }
        return commands2.clearNodes();
      }),
      () => commands2.deleteSelection(),
      () => commands2.joinBackward(),
      () => commands2.selectNodeBackward()
    ]);
    const handleDelete = () => this.editor.commands.first(({ commands: commands2 }) => [
      () => commands2.deleteSelection(),
      () => commands2.deleteCurrentNode(),
      () => commands2.joinForward(),
      () => commands2.selectNodeForward()
    ]);
    const handleEnter = () => this.editor.commands.first(({ commands: commands2 }) => [
      () => commands2.newlineInCode(),
      () => commands2.createParagraphNear(),
      () => commands2.liftEmptyBlock(),
      () => commands2.splitBlock()
    ]);
    const baseKeymap = {
      Enter: handleEnter,
      "Mod-Enter": () => this.editor.commands.exitCode(),
      Backspace: handleBackspace,
      "Mod-Backspace": handleBackspace,
      "Shift-Backspace": handleBackspace,
      Delete: handleDelete,
      "Mod-Delete": handleDelete,
      "Mod-a": () => this.editor.commands.selectAll()
    };
    const pcKeymap = {
      ...baseKeymap
    };
    const macKeymap = {
      ...baseKeymap,
      "Ctrl-h": handleBackspace,
      "Alt-Backspace": handleBackspace,
      "Ctrl-d": handleDelete,
      "Ctrl-Alt-Backspace": handleDelete,
      "Alt-Delete": handleDelete,
      "Alt-d": handleDelete,
      "Ctrl-a": () => this.editor.commands.selectTextblockStart(),
      "Ctrl-e": () => this.editor.commands.selectTextblockEnd()
    };
    if (isiOS() || isMacOS()) {
      return macKeymap;
    }
    return pcKeymap;
  },
  addProseMirrorPlugins() {
    return [
      // With this plugin we check if the whole document was selected and deleted.
      // In this case we will additionally call `clearNodes()` to convert e.g. a heading
      // to a paragraph if necessary.
      // This is an alternative to ProseMirror's `AllSelection`, which doesn’t work well
      // with many other commands.
      new Plugin({
        key: new PluginKey("clearDocument"),
        appendTransaction: (transactions, oldState, newState) => {
          const docChanges = transactions.some((transaction) => transaction.docChanged) && !oldState.doc.eq(newState.doc);
          const ignoreTr = transactions.some((transaction) => transaction.getMeta("preventClearDocument"));
          if (!docChanges || ignoreTr) {
            return;
          }
          const { empty: empty2, from, to } = oldState.selection;
          const allFrom = Selection.atStart(oldState.doc).from;
          const allEnd = Selection.atEnd(oldState.doc).to;
          const allWasSelected = from === allFrom && to === allEnd;
          if (empty2 || !allWasSelected) {
            return;
          }
          const isEmpty = isNodeEmpty(newState.doc);
          if (!isEmpty) {
            return;
          }
          const tr = newState.tr;
          const state = createChainableState({
            state: newState,
            transaction: tr
          });
          const { commands: commands2 } = new CommandManager({
            editor: this.editor,
            state
          });
          commands2.clearNodes();
          if (!tr.steps.length) {
            return;
          }
          return tr;
        }
      })
    ];
  }
});
var Paste = Extension.create({
  name: "paste",
  addProseMirrorPlugins() {
    return [
      new Plugin({
        key: new PluginKey("tiptapPaste"),
        props: {
          handlePaste: (_view, e, slice) => {
            this.editor.emit("paste", {
              editor: this.editor,
              event: e,
              slice
            });
          }
        }
      })
    ];
  }
});
var Tabindex = Extension.create({
  name: "tabindex",
  addProseMirrorPlugins() {
    return [
      new Plugin({
        key: new PluginKey("tabindex"),
        props: {
          attributes: () => this.editor.isEditable ? { tabindex: "0" } : {}
        }
      })
    ];
  }
});
var index = Object.freeze({
  __proto__: null,
  ClipboardTextSerializer,
  Commands,
  Drop,
  Editable,
  FocusEvents,
  Keymap,
  Paste,
  Tabindex
});
var NodePos = class _NodePos {
  get name() {
    return this.node.type.name;
  }
  constructor(pos, editor, isBlock = false, node = null) {
    this.currentNode = null;
    this.actualDepth = null;
    this.isBlock = isBlock;
    this.resolvedPos = pos;
    this.editor = editor;
    this.currentNode = node;
  }
  get node() {
    return this.currentNode || this.resolvedPos.node();
  }
  get element() {
    return this.editor.view.domAtPos(this.pos).node;
  }
  get depth() {
    var _a;
    return (_a = this.actualDepth) !== null && _a !== void 0 ? _a : this.resolvedPos.depth;
  }
  get pos() {
    return this.resolvedPos.pos;
  }
  get content() {
    return this.node.content;
  }
  set content(content) {
    let from = this.from;
    let to = this.to;
    if (this.isBlock) {
      if (this.content.size === 0) {
        console.error(`You can’t set content on a block node. Tried to set content on ${this.name} at ${this.pos}`);
        return;
      }
      from = this.from + 1;
      to = this.to - 1;
    }
    this.editor.commands.insertContentAt({ from, to }, content);
  }
  get attributes() {
    return this.node.attrs;
  }
  get textContent() {
    return this.node.textContent;
  }
  get size() {
    return this.node.nodeSize;
  }
  get from() {
    if (this.isBlock) {
      return this.pos;
    }
    return this.resolvedPos.start(this.resolvedPos.depth);
  }
  get range() {
    return {
      from: this.from,
      to: this.to
    };
  }
  get to() {
    if (this.isBlock) {
      return this.pos + this.size;
    }
    return this.resolvedPos.end(this.resolvedPos.depth) + (this.node.isText ? 0 : 1);
  }
  get parent() {
    if (this.depth === 0) {
      return null;
    }
    const parentPos = this.resolvedPos.start(this.resolvedPos.depth - 1);
    const $pos = this.resolvedPos.doc.resolve(parentPos);
    return new _NodePos($pos, this.editor);
  }
  get before() {
    let $pos = this.resolvedPos.doc.resolve(this.from - (this.isBlock ? 1 : 2));
    if ($pos.depth !== this.depth) {
      $pos = this.resolvedPos.doc.resolve(this.from - 3);
    }
    return new _NodePos($pos, this.editor);
  }
  get after() {
    let $pos = this.resolvedPos.doc.resolve(this.to + (this.isBlock ? 2 : 1));
    if ($pos.depth !== this.depth) {
      $pos = this.resolvedPos.doc.resolve(this.to + 3);
    }
    return new _NodePos($pos, this.editor);
  }
  get children() {
    const children = [];
    this.node.content.forEach((node, offset) => {
      const isBlock = node.isBlock && !node.isTextblock;
      const isNonTextAtom = node.isAtom && !node.isText;
      const targetPos = this.pos + offset + (isNonTextAtom ? 0 : 1);
      const $pos = this.resolvedPos.doc.resolve(targetPos);
      if (!isBlock && $pos.depth <= this.depth) {
        return;
      }
      const childNodePos = new _NodePos($pos, this.editor, isBlock, isBlock ? node : null);
      if (isBlock) {
        childNodePos.actualDepth = this.depth + 1;
      }
      children.push(new _NodePos($pos, this.editor, isBlock, isBlock ? node : null));
    });
    return children;
  }
  get firstChild() {
    return this.children[0] || null;
  }
  get lastChild() {
    const children = this.children;
    return children[children.length - 1] || null;
  }
  closest(selector, attributes = {}) {
    let node = null;
    let currentNode = this.parent;
    while (currentNode && !node) {
      if (currentNode.node.type.name === selector) {
        if (Object.keys(attributes).length > 0) {
          const nodeAttributes = currentNode.node.attrs;
          const attrKeys = Object.keys(attributes);
          for (let index2 = 0; index2 < attrKeys.length; index2 += 1) {
            const key = attrKeys[index2];
            if (nodeAttributes[key] !== attributes[key]) {
              break;
            }
          }
        } else {
          node = currentNode;
        }
      }
      currentNode = currentNode.parent;
    }
    return node;
  }
  querySelector(selector, attributes = {}) {
    return this.querySelectorAll(selector, attributes, true)[0] || null;
  }
  querySelectorAll(selector, attributes = {}, firstItemOnly = false) {
    let nodes = [];
    if (!this.children || this.children.length === 0) {
      return nodes;
    }
    const attrKeys = Object.keys(attributes);
    this.children.forEach((childPos) => {
      if (firstItemOnly && nodes.length > 0) {
        return;
      }
      if (childPos.node.type.name === selector) {
        const doesAllAttributesMatch = attrKeys.every((key) => attributes[key] === childPos.node.attrs[key]);
        if (doesAllAttributesMatch) {
          nodes.push(childPos);
        }
      }
      if (firstItemOnly && nodes.length > 0) {
        return;
      }
      nodes = nodes.concat(childPos.querySelectorAll(selector, attributes, firstItemOnly));
    });
    return nodes;
  }
  setAttribute(attributes) {
    const { tr } = this.editor.state;
    tr.setNodeMarkup(this.from, void 0, {
      ...this.node.attrs,
      ...attributes
    });
    this.editor.view.dispatch(tr);
  }
};
var style = `.ProseMirror {
  position: relative;
}

.ProseMirror {
  word-wrap: break-word;
  white-space: pre-wrap;
  white-space: break-spaces;
  -webkit-font-variant-ligatures: none;
  font-variant-ligatures: none;
  font-feature-settings: "liga" 0; /* the above doesn't seem to work in Edge */
}

.ProseMirror [contenteditable="false"] {
  white-space: normal;
}

.ProseMirror [contenteditable="false"] [contenteditable="true"] {
  white-space: pre-wrap;
}

.ProseMirror pre {
  white-space: pre-wrap;
}

img.ProseMirror-separator {
  display: inline !important;
  border: none !important;
  margin: 0 !important;
  width: 0 !important;
  height: 0 !important;
}

.ProseMirror-gapcursor {
  display: none;
  pointer-events: none;
  position: absolute;
  margin: 0;
}

.ProseMirror-gapcursor:after {
  content: "";
  display: block;
  position: absolute;
  top: -2px;
  width: 20px;
  border-top: 1px solid black;
  animation: ProseMirror-cursor-blink 1.1s steps(2, start) infinite;
}

@keyframes ProseMirror-cursor-blink {
  to {
    visibility: hidden;
  }
}

.ProseMirror-hideselection *::selection {
  background: transparent;
}

.ProseMirror-hideselection *::-moz-selection {
  background: transparent;
}

.ProseMirror-hideselection * {
  caret-color: transparent;
}

.ProseMirror-focused .ProseMirror-gapcursor {
  display: block;
}

.tippy-box[data-animation=fade][data-state=hidden] {
  opacity: 0
}`;
function createStyleTag(style2, nonce, suffix) {
  const tiptapStyleTag = document.querySelector(`style[data-tiptap-style${suffix ? `-${suffix}` : ""}]`);
  if (tiptapStyleTag !== null) {
    return tiptapStyleTag;
  }
  const styleNode = document.createElement("style");
  if (nonce) {
    styleNode.setAttribute("nonce", nonce);
  }
  styleNode.setAttribute(`data-tiptap-style${suffix ? `-${suffix}` : ""}`, "");
  styleNode.innerHTML = style2;
  document.getElementsByTagName("head")[0].appendChild(styleNode);
  return styleNode;
}
var Editor = class extends EventEmitter {
  constructor(options = {}) {
    super();
    this.isFocused = false;
    this.isInitialized = false;
    this.extensionStorage = {};
    this.options = {
      element: document.createElement("div"),
      content: "",
      injectCSS: true,
      injectNonce: void 0,
      extensions: [],
      autofocus: false,
      editable: true,
      editorProps: {},
      parseOptions: {},
      coreExtensionOptions: {},
      enableInputRules: true,
      enablePasteRules: true,
      enableCoreExtensions: true,
      enableContentCheck: false,
      onBeforeCreate: () => null,
      onCreate: () => null,
      onUpdate: () => null,
      onSelectionUpdate: () => null,
      onTransaction: () => null,
      onFocus: () => null,
      onBlur: () => null,
      onDestroy: () => null,
      onContentError: ({ error }) => {
        throw error;
      },
      onPaste: () => null,
      onDrop: () => null
    };
    this.isCapturingTransaction = false;
    this.capturedTransaction = null;
    this.setOptions(options);
    this.createExtensionManager();
    this.createCommandManager();
    this.createSchema();
    this.on("beforeCreate", this.options.onBeforeCreate);
    this.emit("beforeCreate", { editor: this });
    this.on("contentError", this.options.onContentError);
    this.createView();
    this.injectCSS();
    this.on("create", this.options.onCreate);
    this.on("update", this.options.onUpdate);
    this.on("selectionUpdate", this.options.onSelectionUpdate);
    this.on("transaction", this.options.onTransaction);
    this.on("focus", this.options.onFocus);
    this.on("blur", this.options.onBlur);
    this.on("destroy", this.options.onDestroy);
    this.on("drop", ({ event, slice, moved }) => this.options.onDrop(event, slice, moved));
    this.on("paste", ({ event, slice }) => this.options.onPaste(event, slice));
    window.setTimeout(() => {
      if (this.isDestroyed) {
        return;
      }
      this.commands.focus(this.options.autofocus);
      this.emit("create", { editor: this });
      this.isInitialized = true;
    }, 0);
  }
  /**
   * Returns the editor storage.
   */
  get storage() {
    return this.extensionStorage;
  }
  /**
   * An object of all registered commands.
   */
  get commands() {
    return this.commandManager.commands;
  }
  /**
   * Create a command chain to call multiple commands at once.
   */
  chain() {
    return this.commandManager.chain();
  }
  /**
   * Check if a command or a command chain can be executed. Without executing it.
   */
  can() {
    return this.commandManager.can();
  }
  /**
   * Inject CSS styles.
   */
  injectCSS() {
    if (this.options.injectCSS && document) {
      this.css = createStyleTag(style, this.options.injectNonce);
    }
  }
  /**
   * Update editor options.
   *
   * @param options A list of options
   */
  setOptions(options = {}) {
    this.options = {
      ...this.options,
      ...options
    };
    if (!this.view || !this.state || this.isDestroyed) {
      return;
    }
    if (this.options.editorProps) {
      this.view.setProps(this.options.editorProps);
    }
    this.view.updateState(this.state);
  }
  /**
   * Update editable state of the editor.
   */
  setEditable(editable, emitUpdate = true) {
    this.setOptions({ editable });
    if (emitUpdate) {
      this.emit("update", { editor: this, transaction: this.state.tr });
    }
  }
  /**
   * Returns whether the editor is editable.
   */
  get isEditable() {
    return this.options.editable && this.view && this.view.editable;
  }
  /**
   * Returns the editor state.
   */
  get state() {
    return this.view.state;
  }
  /**
   * Register a ProseMirror plugin.
   *
   * @param plugin A ProseMirror plugin
   * @param handlePlugins Control how to merge the plugin into the existing plugins.
   * @returns The new editor state
   */
  registerPlugin(plugin, handlePlugins) {
    const plugins = isFunction(handlePlugins) ? handlePlugins(plugin, [...this.state.plugins]) : [...this.state.plugins, plugin];
    const state = this.state.reconfigure({ plugins });
    this.view.updateState(state);
    return state;
  }
  /**
   * Unregister a ProseMirror plugin.
   *
   * @param nameOrPluginKeyToRemove The plugins name
   * @returns The new editor state or undefined if the editor is destroyed
   */
  unregisterPlugin(nameOrPluginKeyToRemove) {
    if (this.isDestroyed) {
      return void 0;
    }
    const prevPlugins = this.state.plugins;
    let plugins = prevPlugins;
    [].concat(nameOrPluginKeyToRemove).forEach((nameOrPluginKey) => {
      const name = typeof nameOrPluginKey === "string" ? `${nameOrPluginKey}$` : nameOrPluginKey.key;
      plugins = prevPlugins.filter((plugin) => !plugin.key.startsWith(name));
    });
    if (prevPlugins.length === plugins.length) {
      return void 0;
    }
    const state = this.state.reconfigure({
      plugins
    });
    this.view.updateState(state);
    return state;
  }
  /**
   * Creates an extension manager.
   */
  createExtensionManager() {
    var _a, _b;
    const coreExtensions = this.options.enableCoreExtensions ? [
      Editable,
      ClipboardTextSerializer.configure({
        blockSeparator: (_b = (_a = this.options.coreExtensionOptions) === null || _a === void 0 ? void 0 : _a.clipboardTextSerializer) === null || _b === void 0 ? void 0 : _b.blockSeparator
      }),
      Commands,
      FocusEvents,
      Keymap,
      Tabindex,
      Drop,
      Paste
    ].filter((ext) => {
      if (typeof this.options.enableCoreExtensions === "object") {
        return this.options.enableCoreExtensions[ext.name] !== false;
      }
      return true;
    }) : [];
    const allExtensions = [...coreExtensions, ...this.options.extensions].filter((extension) => {
      return ["extension", "node", "mark"].includes(extension === null || extension === void 0 ? void 0 : extension.type);
    });
    this.extensionManager = new ExtensionManager(allExtensions, this);
  }
  /**
   * Creates an command manager.
   */
  createCommandManager() {
    this.commandManager = new CommandManager({
      editor: this
    });
  }
  /**
   * Creates a ProseMirror schema.
   */
  createSchema() {
    this.schema = this.extensionManager.schema;
  }
  /**
   * Creates a ProseMirror view.
   */
  createView() {
    var _a;
    let doc2;
    try {
      doc2 = createDocument(this.options.content, this.schema, this.options.parseOptions, { errorOnInvalidContent: this.options.enableContentCheck });
    } catch (e) {
      if (!(e instanceof Error) || !["[tiptap error]: Invalid JSON content", "[tiptap error]: Invalid HTML content"].includes(e.message)) {
        throw e;
      }
      this.emit("contentError", {
        editor: this,
        error: e,
        disableCollaboration: () => {
          if (this.storage.collaboration) {
            this.storage.collaboration.isDisabled = true;
          }
          this.options.extensions = this.options.extensions.filter((extension) => extension.name !== "collaboration");
          this.createExtensionManager();
        }
      });
      doc2 = createDocument(this.options.content, this.schema, this.options.parseOptions, { errorOnInvalidContent: false });
    }
    const selection = resolveFocusPosition(doc2, this.options.autofocus);
    this.view = new EditorView(this.options.element, {
      ...this.options.editorProps,
      attributes: {
        // add `role="textbox"` to the editor element
        role: "textbox",
        ...(_a = this.options.editorProps) === null || _a === void 0 ? void 0 : _a.attributes
      },
      dispatchTransaction: this.dispatchTransaction.bind(this),
      state: EditorState.create({
        doc: doc2,
        selection: selection || void 0
      })
    });
    const newState = this.state.reconfigure({
      plugins: this.extensionManager.plugins
    });
    this.view.updateState(newState);
    this.createNodeViews();
    this.prependClass();
    const dom = this.view.dom;
    dom.editor = this;
  }
  /**
   * Creates all node views.
   */
  createNodeViews() {
    if (this.view.isDestroyed) {
      return;
    }
    this.view.setProps({
      nodeViews: this.extensionManager.nodeViews
    });
  }
  /**
   * Prepend class name to element.
   */
  prependClass() {
    this.view.dom.className = `tiptap ${this.view.dom.className}`;
  }
  captureTransaction(fn) {
    this.isCapturingTransaction = true;
    fn();
    this.isCapturingTransaction = false;
    const tr = this.capturedTransaction;
    this.capturedTransaction = null;
    return tr;
  }
  /**
   * The callback over which to send transactions (state updates) produced by the view.
   *
   * @param transaction An editor state transaction
   */
  dispatchTransaction(transaction) {
    if (this.view.isDestroyed) {
      return;
    }
    if (this.isCapturingTransaction) {
      if (!this.capturedTransaction) {
        this.capturedTransaction = transaction;
        return;
      }
      transaction.steps.forEach((step) => {
        var _a;
        return (_a = this.capturedTransaction) === null || _a === void 0 ? void 0 : _a.step(step);
      });
      return;
    }
    const state = this.state.apply(transaction);
    const selectionHasChanged = !this.state.selection.eq(state.selection);
    this.emit("beforeTransaction", {
      editor: this,
      transaction,
      nextState: state
    });
    this.view.updateState(state);
    this.emit("transaction", {
      editor: this,
      transaction
    });
    if (selectionHasChanged) {
      this.emit("selectionUpdate", {
        editor: this,
        transaction
      });
    }
    const focus2 = transaction.getMeta("focus");
    const blur2 = transaction.getMeta("blur");
    if (focus2) {
      this.emit("focus", {
        editor: this,
        event: focus2.event,
        transaction
      });
    }
    if (blur2) {
      this.emit("blur", {
        editor: this,
        event: blur2.event,
        transaction
      });
    }
    if (!transaction.docChanged || transaction.getMeta("preventUpdate")) {
      return;
    }
    this.emit("update", {
      editor: this,
      transaction
    });
  }
  /**
   * Get attributes of the currently selected node or mark.
   */
  getAttributes(nameOrType) {
    return getAttributes(this.state, nameOrType);
  }
  isActive(nameOrAttributes, attributesOrUndefined) {
    const name = typeof nameOrAttributes === "string" ? nameOrAttributes : null;
    const attributes = typeof nameOrAttributes === "string" ? attributesOrUndefined : nameOrAttributes;
    return isActive(this.state, name, attributes);
  }
  /**
   * Get the document as JSON.
   */
  getJSON() {
    return this.state.doc.toJSON();
  }
  /**
   * Get the document as HTML.
   */
  getHTML() {
    return getHTMLFromFragment(this.state.doc.content, this.schema);
  }
  /**
   * Get the document as text.
   */
  getText(options) {
    const { blockSeparator = "\n\n", textSerializers = {} } = options || {};
    return getText2(this.state.doc, {
      blockSeparator,
      textSerializers: {
        ...getTextSerializersFromSchema(this.schema),
        ...textSerializers
      }
    });
  }
  /**
   * Check if there is no content.
   */
  get isEmpty() {
    return isNodeEmpty(this.state.doc);
  }
  /**
   * Get the number of characters for the current document.
   *
   * @deprecated
   */
  getCharacterCount() {
    console.warn('[tiptap warn]: "editor.getCharacterCount()" is deprecated. Please use "editor.storage.characterCount.characters()" instead.');
    return this.state.doc.content.size - 2;
  }
  /**
   * Destroy the editor.
   */
  destroy() {
    this.emit("destroy");
    if (this.view) {
      const dom = this.view.dom;
      if (dom && dom.editor) {
        delete dom.editor;
      }
      this.view.destroy();
    }
    this.removeAllListeners();
  }
  /**
   * Check if the editor is already destroyed.
   */
  get isDestroyed() {
    var _a;
    return !((_a = this.view) === null || _a === void 0 ? void 0 : _a.docView);
  }
  $node(selector, attributes) {
    var _a;
    return ((_a = this.$doc) === null || _a === void 0 ? void 0 : _a.querySelector(selector, attributes)) || null;
  }
  $nodes(selector, attributes) {
    var _a;
    return ((_a = this.$doc) === null || _a === void 0 ? void 0 : _a.querySelectorAll(selector, attributes)) || null;
  }
  $pos(pos) {
    const $pos = this.state.doc.resolve(pos);
    return new NodePos($pos, this);
  }
  get $doc() {
    return this.$pos(0);
  }
};
function markInputRule(config) {
  return new InputRule({
    find: config.find,
    handler: ({ state, range, match }) => {
      const attributes = callOrReturn(config.getAttributes, void 0, match);
      if (attributes === false || attributes === null) {
        return null;
      }
      const { tr } = state;
      const captureGroup = match[match.length - 1];
      const fullMatch = match[0];
      if (captureGroup) {
        const startSpaces = fullMatch.search(/\S/);
        const textStart = range.from + fullMatch.indexOf(captureGroup);
        const textEnd = textStart + captureGroup.length;
        const excludedMarks = getMarksBetween(range.from, range.to, state.doc).filter((item) => {
          const excluded = item.mark.type.excluded;
          return excluded.find((type) => type === config.type && type !== item.mark.type);
        }).filter((item) => item.to > textStart);
        if (excludedMarks.length) {
          return null;
        }
        if (textEnd < range.to) {
          tr.delete(textEnd, range.to);
        }
        if (textStart > range.from) {
          tr.delete(range.from + startSpaces, textStart);
        }
        const markEnd = range.from + startSpaces + captureGroup.length;
        tr.addMark(range.from + startSpaces, markEnd, config.type.create(attributes || {}));
        tr.removeStoredMark(config.type);
      }
    }
  });
}
function nodeInputRule(config) {
  return new InputRule({
    find: config.find,
    handler: ({ state, range, match }) => {
      const attributes = callOrReturn(config.getAttributes, void 0, match) || {};
      const { tr } = state;
      const start = range.from;
      let end = range.to;
      const newNode = config.type.create(attributes);
      if (match[1]) {
        const offset = match[0].lastIndexOf(match[1]);
        let matchStart = start + offset;
        if (matchStart > end) {
          matchStart = end;
        } else {
          end = matchStart + match[1].length;
        }
        const lastChar = match[0][match[0].length - 1];
        tr.insertText(lastChar, start + match[0].length - 1);
        tr.replaceWith(matchStart, end, newNode);
      } else if (match[0]) {
        const insertionStart = config.type.isInline ? start : start - 1;
        tr.insert(insertionStart, config.type.create(attributes)).delete(tr.mapping.map(start), tr.mapping.map(end));
      }
      tr.scrollIntoView();
    }
  });
}
function textblockTypeInputRule(config) {
  return new InputRule({
    find: config.find,
    handler: ({ state, range, match }) => {
      const $start = state.doc.resolve(range.from);
      const attributes = callOrReturn(config.getAttributes, void 0, match) || {};
      if (!$start.node(-1).canReplaceWith($start.index(-1), $start.indexAfter(-1), config.type)) {
        return null;
      }
      state.tr.delete(range.from, range.to).setBlockType(range.from, range.from, config.type, attributes);
    }
  });
}
function textInputRule(config) {
  return new InputRule({
    find: config.find,
    handler: ({ state, range, match }) => {
      let insert = config.replace;
      let start = range.from;
      const end = range.to;
      if (match[1]) {
        const offset = match[0].lastIndexOf(match[1]);
        insert += match[0].slice(offset + match[1].length);
        start += offset;
        const cutOff = start - end;
        if (cutOff > 0) {
          insert = match[0].slice(offset - cutOff, offset) + insert;
          start = end;
        }
      }
      state.tr.insertText(insert, start, end);
    }
  });
}
function wrappingInputRule(config) {
  return new InputRule({
    find: config.find,
    handler: ({ state, range, match, chain }) => {
      const attributes = callOrReturn(config.getAttributes, void 0, match) || {};
      const tr = state.tr.delete(range.from, range.to);
      const $start = tr.doc.resolve(range.from);
      const blockRange = $start.blockRange();
      const wrapping = blockRange && findWrapping(blockRange, config.type, attributes);
      if (!wrapping) {
        return null;
      }
      tr.wrap(blockRange, wrapping);
      if (config.keepMarks && config.editor) {
        const { selection, storedMarks } = state;
        const { splittableMarks } = config.editor.extensionManager;
        const marks = storedMarks || selection.$to.parentOffset && selection.$from.marks();
        if (marks) {
          const filteredMarks = marks.filter((mark) => splittableMarks.includes(mark.type.name));
          tr.ensureMarks(filteredMarks);
        }
      }
      if (config.keepAttributes) {
        const nodeType = config.type.name === "bulletList" || config.type.name === "orderedList" ? "listItem" : "taskList";
        chain().updateAttributes(nodeType, attributes).run();
      }
      const before = tr.doc.resolve(range.from - 1).nodeBefore;
      if (before && before.type === config.type && canJoin(tr.doc, range.from - 1) && (!config.joinPredicate || config.joinPredicate(match, before))) {
        tr.join(range.from - 1);
      }
    }
  });
}
var Node2 = class _Node {
  constructor(config = {}) {
    this.type = "node";
    this.name = "node";
    this.parent = null;
    this.child = null;
    this.config = {
      name: this.name,
      defaultOptions: {}
    };
    this.config = {
      ...this.config,
      ...config
    };
    this.name = this.config.name;
    if (config.defaultOptions && Object.keys(config.defaultOptions).length > 0) {
      console.warn(`[tiptap warn]: BREAKING CHANGE: "defaultOptions" is deprecated. Please use "addOptions" instead. Found in extension: "${this.name}".`);
    }
    this.options = this.config.defaultOptions;
    if (this.config.addOptions) {
      this.options = callOrReturn(getExtensionField(this, "addOptions", {
        name: this.name
      }));
    }
    this.storage = callOrReturn(getExtensionField(this, "addStorage", {
      name: this.name,
      options: this.options
    })) || {};
  }
  static create(config = {}) {
    return new _Node(config);
  }
  configure(options = {}) {
    const extension = this.extend({
      ...this.config,
      addOptions: () => {
        return mergeDeep(this.options, options);
      }
    });
    extension.name = this.name;
    extension.parent = this.parent;
    return extension;
  }
  extend(extendedConfig = {}) {
    const extension = new _Node(extendedConfig);
    extension.parent = this;
    this.child = extension;
    extension.name = extendedConfig.name ? extendedConfig.name : extension.parent.name;
    if (extendedConfig.defaultOptions && Object.keys(extendedConfig.defaultOptions).length > 0) {
      console.warn(`[tiptap warn]: BREAKING CHANGE: "defaultOptions" is deprecated. Please use "addOptions" instead. Found in extension: "${extension.name}".`);
    }
    extension.options = callOrReturn(getExtensionField(extension, "addOptions", {
      name: extension.name
    }));
    extension.storage = callOrReturn(getExtensionField(extension, "addStorage", {
      name: extension.name,
      options: extension.options
    }));
    return extension;
  }
};
function isAndroid() {
  return navigator.platform === "Android" || /android/i.test(navigator.userAgent);
}
var NodeView = class {
  constructor(component, props, options) {
    this.isDragging = false;
    this.component = component;
    this.editor = props.editor;
    this.options = {
      stopEvent: null,
      ignoreMutation: null,
      ...options
    };
    this.extension = props.extension;
    this.node = props.node;
    this.decorations = props.decorations;
    this.innerDecorations = props.innerDecorations;
    this.view = props.view;
    this.HTMLAttributes = props.HTMLAttributes;
    this.getPos = props.getPos;
    this.mount();
  }
  mount() {
    return;
  }
  get dom() {
    return this.editor.view.dom;
  }
  get contentDOM() {
    return null;
  }
  onDragStart(event) {
    var _a, _b, _c, _d, _e, _f, _g;
    const { view } = this.editor;
    const target = event.target;
    const dragHandle = target.nodeType === 3 ? (_a = target.parentElement) === null || _a === void 0 ? void 0 : _a.closest("[data-drag-handle]") : target.closest("[data-drag-handle]");
    if (!this.dom || ((_b = this.contentDOM) === null || _b === void 0 ? void 0 : _b.contains(target)) || !dragHandle) {
      return;
    }
    let x = 0;
    let y = 0;
    if (this.dom !== dragHandle) {
      const domBox = this.dom.getBoundingClientRect();
      const handleBox = dragHandle.getBoundingClientRect();
      const offsetX = (_c = event.offsetX) !== null && _c !== void 0 ? _c : (_d = event.nativeEvent) === null || _d === void 0 ? void 0 : _d.offsetX;
      const offsetY = (_e = event.offsetY) !== null && _e !== void 0 ? _e : (_f = event.nativeEvent) === null || _f === void 0 ? void 0 : _f.offsetY;
      x = handleBox.x - domBox.x + offsetX;
      y = handleBox.y - domBox.y + offsetY;
    }
    (_g = event.dataTransfer) === null || _g === void 0 ? void 0 : _g.setDragImage(this.dom, x, y);
    const pos = this.getPos();
    if (typeof pos !== "number") {
      return;
    }
    const selection = NodeSelection.create(view.state.doc, pos);
    const transaction = view.state.tr.setSelection(selection);
    view.dispatch(transaction);
  }
  stopEvent(event) {
    var _a;
    if (!this.dom) {
      return false;
    }
    if (typeof this.options.stopEvent === "function") {
      return this.options.stopEvent({ event });
    }
    const target = event.target;
    const isInElement = this.dom.contains(target) && !((_a = this.contentDOM) === null || _a === void 0 ? void 0 : _a.contains(target));
    if (!isInElement) {
      return false;
    }
    const isDragEvent = event.type.startsWith("drag");
    const isDropEvent = event.type === "drop";
    const isInput = ["INPUT", "BUTTON", "SELECT", "TEXTAREA"].includes(target.tagName) || target.isContentEditable;
    if (isInput && !isDropEvent && !isDragEvent) {
      return true;
    }
    const { isEditable } = this.editor;
    const { isDragging } = this;
    const isDraggable = !!this.node.type.spec.draggable;
    const isSelectable = NodeSelection.isSelectable(this.node);
    const isCopyEvent = event.type === "copy";
    const isPasteEvent = event.type === "paste";
    const isCutEvent = event.type === "cut";
    const isClickEvent = event.type === "mousedown";
    if (!isDraggable && isSelectable && isDragEvent) {
      event.preventDefault();
    }
    if (isDraggable && isDragEvent && !isDragging) {
      event.preventDefault();
      return false;
    }
    if (isDraggable && isEditable && !isDragging && isClickEvent) {
      const dragHandle = target.closest("[data-drag-handle]");
      const isValidDragHandle = dragHandle && (this.dom === dragHandle || this.dom.contains(dragHandle));
      if (isValidDragHandle) {
        this.isDragging = true;
        document.addEventListener("dragend", () => {
          this.isDragging = false;
        }, { once: true });
        document.addEventListener("drop", () => {
          this.isDragging = false;
        }, { once: true });
        document.addEventListener("mouseup", () => {
          this.isDragging = false;
        }, { once: true });
      }
    }
    if (isDragging || isDropEvent || isCopyEvent || isPasteEvent || isCutEvent || isClickEvent && isSelectable) {
      return false;
    }
    return true;
  }
  /**
   * Called when a DOM [mutation](https://developer.mozilla.org/en-US/docs/Web/API/MutationObserver) or a selection change happens within the view.
   * @return `false` if the editor should re-read the selection or re-parse the range around the mutation
   * @return `true` if it can safely be ignored.
   */
  ignoreMutation(mutation) {
    if (!this.dom || !this.contentDOM) {
      return true;
    }
    if (typeof this.options.ignoreMutation === "function") {
      return this.options.ignoreMutation({ mutation });
    }
    if (this.node.isLeaf || this.node.isAtom) {
      return true;
    }
    if (mutation.type === "selection") {
      return false;
    }
    if (this.dom.contains(mutation.target) && mutation.type === "childList" && (isiOS() || isAndroid()) && this.editor.isFocused) {
      const changedNodes = [
        ...Array.from(mutation.addedNodes),
        ...Array.from(mutation.removedNodes)
      ];
      if (changedNodes.every((node) => node.isContentEditable)) {
        return false;
      }
    }
    if (this.contentDOM === mutation.target && mutation.type === "attributes") {
      return true;
    }
    if (this.contentDOM.contains(mutation.target)) {
      return false;
    }
    return true;
  }
  /**
   * Update the attributes of the prosemirror node.
   */
  updateAttributes(attributes) {
    this.editor.commands.command(({ tr }) => {
      const pos = this.getPos();
      if (typeof pos !== "number") {
        return false;
      }
      tr.setNodeMarkup(pos, void 0, {
        ...this.node.attrs,
        ...attributes
      });
      return true;
    });
  }
  /**
   * Delete the node.
   */
  deleteNode() {
    const from = this.getPos();
    if (typeof from !== "number") {
      return;
    }
    const to = from + this.node.nodeSize;
    this.editor.commands.deleteRange({ from, to });
  }
};
function markPasteRule(config) {
  return new PasteRule({
    find: config.find,
    handler: ({ state, range, match, pasteEvent }) => {
      const attributes = callOrReturn(config.getAttributes, void 0, match, pasteEvent);
      if (attributes === false || attributes === null) {
        return null;
      }
      const { tr } = state;
      const captureGroup = match[match.length - 1];
      const fullMatch = match[0];
      let markEnd = range.to;
      if (captureGroup) {
        const startSpaces = fullMatch.search(/\S/);
        const textStart = range.from + fullMatch.indexOf(captureGroup);
        const textEnd = textStart + captureGroup.length;
        const excludedMarks = getMarksBetween(range.from, range.to, state.doc).filter((item) => {
          const excluded = item.mark.type.excluded;
          return excluded.find((type) => type === config.type && type !== item.mark.type);
        }).filter((item) => item.to > textStart);
        if (excludedMarks.length) {
          return null;
        }
        if (textEnd < range.to) {
          tr.delete(textEnd, range.to);
        }
        if (textStart > range.from) {
          tr.delete(range.from + startSpaces, textStart);
        }
        markEnd = range.from + startSpaces + captureGroup.length;
        tr.addMark(range.from + startSpaces, markEnd, config.type.create(attributes || {}));
        tr.removeStoredMark(config.type);
      }
    }
  });
}
function escapeForRegEx(string) {
  return string.replace(/[-/\\^$*+?.()|[\]{}]/g, "\\$&");
}
function isString(value) {
  return typeof value === "string";
}
function nodePasteRule(config) {
  return new PasteRule({
    find: config.find,
    handler({ match, chain, range, pasteEvent }) {
      const attributes = callOrReturn(config.getAttributes, void 0, match, pasteEvent);
      const content = callOrReturn(config.getContent, void 0, attributes);
      if (attributes === false || attributes === null) {
        return null;
      }
      const node = { type: config.type.name, attrs: attributes };
      if (content) {
        node.content = content;
      }
      if (match.input) {
        chain().deleteRange(range).insertContentAt(range.from, node);
      }
    }
  });
}
function textPasteRule(config) {
  return new PasteRule({
    find: config.find,
    handler: ({ state, range, match }) => {
      let insert = config.replace;
      let start = range.from;
      const end = range.to;
      if (match[1]) {
        const offset = match[0].lastIndexOf(match[1]);
        insert += match[0].slice(offset + match[1].length);
        start += offset;
        const cutOff = start - end;
        if (cutOff > 0) {
          insert = match[0].slice(offset - cutOff, offset) + insert;
          start = end;
        }
      }
      state.tr.insertText(insert, start, end);
    }
  });
}
var Tracker = class {
  constructor(transaction) {
    this.transaction = transaction;
    this.currentStep = this.transaction.steps.length;
  }
  map(position) {
    let deleted = false;
    const mappedPosition = this.transaction.steps.slice(this.currentStep).reduce((newPosition, step) => {
      const mapResult = step.getMap().mapResult(newPosition);
      if (mapResult.deleted) {
        deleted = true;
      }
      return mapResult.pos;
    }, position);
    return {
      position: mappedPosition,
      deleted
    };
  }
};

export {
  Decoration,
  DecorationSet,
  createChainableState,
  CommandManager,
  getExtensionField,
  splitExtensions,
  getAttributesFromExtensions,
  getNodeType,
  mergeAttributes,
  getRenderedAttributes,
  isFunction,
  callOrReturn,
  isEmptyObject,
  fromString,
  injectExtensionAttributesToParseRule,
  getSchemaByResolvedExtensions,
  getSchemaTypeByName,
  isExtensionRulesEnabled,
  getHTMLFromFragment,
  getTextContentFromNodes,
  isRegExp,
  InputRule,
  inputRulesPlugin,
  isPlainObject,
  mergeDeep,
  Mark2 as Mark,
  isNumber,
  PasteRule,
  pasteRulesPlugin,
  findDuplicates,
  Extension,
  getTextBetween,
  getTextSerializersFromSchema,
  objectIncludes,
  getMarkRange,
  getMarkType,
  isTextSelection,
  minMax,
  resolveFocusPosition,
  isiOS,
  elementFromString,
  createNodeFromContent,
  selectionToInsertionEnd,
  isMacOS,
  isNodeActive,
  getSchemaTypeNameByName,
  deleteProps,
  createDocument,
  getMarkAttributes,
  combineTransactionSteps,
  defaultBlockAt2 as defaultBlockAt,
  findChildren,
  findChildrenInRange,
  findParentNodeClosestToPos,
  findParentNode,
  getSchema,
  generateHTML,
  generateJSON,
  getText2 as getText,
  generateText,
  getNodeAttributes,
  getAttributes,
  removeDuplicates,
  getChangedRanges,
  getDebugJSON,
  getMarksBetween,
  getNodeAtPosition,
  getSplittedAttributes,
  isMarkActive,
  isActive,
  isAtEndOfNode,
  isAtStartOfNode,
  isList,
  isNodeEmpty,
  isNodeSelection,
  posToDOMRect,
  index,
  NodePos,
  createStyleTag,
  Editor,
  markInputRule,
  nodeInputRule,
  textblockTypeInputRule,
  textInputRule,
  wrappingInputRule,
  Node2 as Node,
  NodeView,
  markPasteRule,
  escapeForRegEx,
  isString,
  nodePasteRule,
  textPasteRule,
  Tracker
};
//# sourceMappingURL=chunk-BTMXSOA4.js.map