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Fix issue #6478 (bug in the language services)

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Jason Killian
2016-01-15 15:48:22 -05:00
parent b75ce4fdea
commit 047c62c240
1 changed files with 5 additions and 1 deletions
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6
src/services/services.ts
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@@ -6028,6 +6028,10 @@ namespace ts {
*/
function getPropertySymbolsFromBaseTypes(symbol: Symbol, propertyName: string, result: Symbol[],
previousIterationSymbolsCache: SymbolTable): void {
if (!symbol) {
return;
}
// If the current symbol is the same as the previous-iteration symbol, we can just return the symbol that has already been visited
// This is particularly important for the following cases, so that we do not infinitely visit the same symbol.
// For example:
@@ -6043,7 +6047,7 @@ namespace ts {
return;
}
if (symbol && symbol.flags & (SymbolFlags.Class | SymbolFlags.Interface)) {
if (symbol.flags & (SymbolFlags.Class | SymbolFlags.Interface)) {
forEach(symbol.getDeclarations(), declaration => {
if (declaration.kind === SyntaxKind.ClassDeclaration) {
getPropertySymbolFromTypeReference(getClassExtendsHeritageClauseElement(<ClassDeclaration>declaration));