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C#: Handle expressions of typeImplicitStackAllocArrayCreationExpressionSyntax

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This commit is contained in:
Calum Grant
2020-02-10 11:27:20 +00:00
parent 3c8aeb946a
commit 5fef77bf44
5 changed files with 25 additions and 1 deletions
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17
csharp/extractor/Semmle.Extraction.CSharp/Entities/Expressions/ArrayCreation.cs
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@@ -93,6 +93,23 @@ namespace Semmle.Extraction.CSharp.Entities.Expressions
public static Expression Create(ExpressionNodeInfo info) => new StackAllocArrayCreation(info).TryPopulate();
}
class ImplicitStackAllocArrayCreation : ArrayCreation<ImplicitStackAllocArrayCreationExpressionSyntax>
{
ImplicitStackAllocArrayCreation(ExpressionNodeInfo info) : base(info.SetKind(ExprKind.ARRAY_CREATION)) { }
public static Expression Create(ExpressionNodeInfo info) => new ImplicitStackAllocArrayCreation(info).TryPopulate();
protected override void PopulateExpression(TextWriter trapFile)
{
if (Syntax.Initializer != null)
{
ArrayInitializer.Create(new ExpressionNodeInfo(cx, Syntax.Initializer, this, -1));
}
trapFile.implicitly_typed_array_creation(this);
}
}
class ImplicitArrayCreation : ArrayCreation<ImplicitArrayCreationExpressionSyntax>
{
ImplicitArrayCreation(ExpressionNodeInfo info) : base(info.SetKind(ExprKind.ARRAY_CREATION)) { }

3
csharp/extractor/Semmle.Extraction.CSharp/Entities/Expressions/Factory.cs
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@@ -207,6 +207,9 @@ namespace Semmle.Extraction.CSharp.Entities.Expressions
case SyntaxKind.StackAllocArrayCreationExpression:
return StackAllocArrayCreation.Create(info);
case SyntaxKind.ImplicitStackAllocArrayCreationExpression:
return ImplicitStackAllocArrayCreation.Create(info);
case SyntaxKind.ArgListExpression:
return ArgList.Create(info);