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rbuckton · rbuckton · commit 8ca66d318061 · 2017-08-11T16:15:28.000-07:00
diff --git a/src/compiler/checker.ts b/src/compiler/checker.ts
@@ -16090,7 +16090,7 @@ 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)) {

Original file line number	Diff line number	Diff line change
`@@ -16090,7 +16090,7 @@ namespace ts {`
`16090`	`16090`	`}`
`16091`	`16091`
`16092`	`16092`	`function getJavaScriptClassType(symbol: Symbol): Type \| undefined {`
`16093`		`- if (symbol && isDeclarationOfFunctionOrClassExpression(symbol)) {`
	`16093`	`+ if (isDeclarationOfFunctionOrClassExpression(symbol)) {`
`16094`	`16094`	`symbol = getSymbolOfNode((<VariableDeclaration>symbol.valueDeclaration).initializer);`
`16095`	`16095`	`}`
`16096`	`16096`	`if (isJavaScriptConstructor(symbol.valueDeclaration)) {`