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Do not add symbol if it is undefined

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Mohamed Hegazy 2015-09-03 13:53:00 -07:00
parent 5542e396d7
commit a579d41a57
1 changed files with 4 additions and 1 deletions
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5
src/compiler/checker.ts
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@ -14166,7 +14166,10 @@ namespace ts {
let symbols: Symbol[] = [];
let name = symbol.name;
forEach(getSymbolLinks(symbol).containingType.types, t => {
symbols.push(getPropertyOfType(t, name));
let symbol = getPropertyOfType(t, name);
if (symbol) {
symbols.push(symbol);
}
});
return symbols;
}