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microsoft · Aug 25, 2017 · 9bb1915 · 9bb1915
1 parent ec8f5cf
commit 9bb1915
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/compiler/checker.ts b/src/compiler/checker.ts
@@ -16344,7 +16344,7 @@ namespace ts {
         }
 
         function getJavaScriptClassType(symbol: Symbol): Type | undefined {
-            if (symbol && isDeclarationOfFunctionOrClassExpression(symbol)) {
+            if (isDeclarationOfFunctionOrClassExpression(symbol)) {
                 symbol = getSymbolOfNode((<VariableDeclaration>symbol.valueDeclaration).initializer);
             }
             if (isJavaScriptConstructor(symbol.valueDeclaration)) {