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In getWidenedTypeFromJSSpecialPropertyDeclarations, parent of PropertyAccessExpression must be a BinaryExpression (#22727)

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Andy
2018-04-10 14:46:26 -07:00
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parent f479de6d02
commit dcc4b8854b
1 changed files with 1 additions and 1 deletions
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src/compiler/checker.ts
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@@ -4367,7 +4367,7 @@ namespace ts {
for (const declaration of symbol.declarations) {
let declarationInConstructor = false;
const expression = declaration.kind === SyntaxKind.BinaryExpression ? <BinaryExpression>declaration :
declaration.kind === SyntaxKind.PropertyAccessExpression ? <BinaryExpression>getAncestor(declaration, SyntaxKind.BinaryExpression) :
declaration.kind === SyntaxKind.PropertyAccessExpression ? cast(declaration.parent, isBinaryExpression) :
undefined;
if (!expression) {