18 lines
964 B
C#
18 lines
964 B
C#
// https://stackoverflow.com/questions/61573959/how-to-resolve-error-notnullwhen-attribute-is-inaccessible-due-to-its-protectio
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namespace System.Diagnostics.CodeAnalysis
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{
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/// <summary>Specifies that when a method returns <see cref="ReturnValue"/>, the parameter will not be null even if the corresponding type allows it.</summary>
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[AttributeUsage(AttributeTargets.Parameter, Inherited = false)]
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internal sealed class NotNullWhenAttribute : Attribute
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{
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/// <summary>Initializes the attribute with the specified return value condition.</summary>
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/// <param name="returnValue">
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/// The return value condition. If the method returns this value, the associated parameter will not be null.
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/// </param>
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public NotNullWhenAttribute(bool returnValue) => ReturnValue = returnValue;
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/// <summary>Gets the return value condition.</summary>
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public bool ReturnValue { get; }
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}
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} |