Kristaps Fabians Geikins
c92938eff3
* main changes seem to be done? * lint fix * minor cleanup * dataloader clear
71 lines
2.1 KiB
TypeScript
71 lines
2.1 KiB
TypeScript
import { ApolloServerOptions, BaseContext } from '@apollo/server'
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import { GraphQLError } from 'graphql'
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import _ from 'lodash'
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import { VError } from 'verror'
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import { ZodError } from 'zod'
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import { fromZodError } from 'zod-validation-error'
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/**
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* Some VError implementation details that we want to remove from object representations
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* of VErrors once they're converted to them
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*/
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const VERROR_TRASH_PROPS = ['jse_shortmsg', 'jse_cause', 'jse_info']
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/**
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* Builds apollo server error formatter
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*/
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export function buildErrorFormatter(params: {
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includeStacktraceInErrorResponses: boolean
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}): ApolloServerOptions<BaseContext>['formatError'] {
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const { includeStacktraceInErrorResponses } = params
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// TODO: Add support for client-aware errors and obfuscate everything else
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return function (formattedError, error) {
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let realError = error || formattedError
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if (realError instanceof GraphQLError && realError.originalError) {
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realError = realError.originalError
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}
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// If error is a ZodError, convert its message to something more readable
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if (realError instanceof ZodError) {
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return {
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...formattedError,
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message: fromZodError(realError).message,
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extensions: { ...formattedError.extensions, code: 'BAD_REQUEST' }
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}
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}
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// If error isn't a VError child, don't do anything extra
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if (!(realError instanceof VError)) {
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return formattedError
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}
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// Converting VError based error to Apollo's format
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const extensions = {
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...(formattedError.extensions || {}),
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...(VError.info(realError) || {})
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}
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// Getting rid of redundant info
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delete extensions.originalError
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// Updating exception metadata in extensions
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if (extensions.exception) {
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extensions.exception = _.omit(extensions.exception, VERROR_TRASH_PROPS)
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if (includeStacktraceInErrorResponses) {
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extensions.exception.stacktrace = VError.fullStack(realError)
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} else {
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delete extensions.exception.stacktrace
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}
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}
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return {
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message: formattedError.message,
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locations: formattedError.locations,
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path: formattedError.path,
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extensions
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}
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}
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}
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