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Merge pull request #16070 from Microsoft/master-15916

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[Master] Take into account optional property in parameter
This commit is contained in:
Yui
2017-05-25 22:05:25 -07:00
committed by GitHub
parent 159614315c 23be471def
commit 068256b8b0
5 changed files with 81 additions and 2 deletions
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7
src/compiler/binder.ts
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@@ -2178,7 +2178,10 @@ namespace ts {
case SyntaxKind.JSDocRecordMember:
return bindPropertyWorker(node as JSDocRecordMember);
case SyntaxKind.JSDocPropertyTag:
return declareSymbolAndAddToSymbolTable(node as JSDocPropertyTag, SymbolFlags.Property, SymbolFlags.PropertyExcludes);
return declareSymbolAndAddToSymbolTable(node as JSDocPropertyTag,
(node as JSDocPropertyTag).typeExpression && (node as JSDocPropertyTag).typeExpression.type.kind === SyntaxKind.JSDocOptionalType ?
SymbolFlags.Property | SymbolFlags.Optional : SymbolFlags.Property,
SymbolFlags.PropertyExcludes);
case SyntaxKind.JSDocFunctionType:
return bindFunctionOrConstructorType(<SignatureDeclaration>node);
case SyntaxKind.JSDocTypeLiteral:
@@ -3593,4 +3596,4 @@ namespace ts {
return TransformFlags.NodeExcludes;
}
}
}
}