From a721a223da3b8d6610010ec15fb0cd8f451ed539 Mon Sep 17 00:00:00 2001
From: Nathan Shively-Sanders <nathansa@microsoft.com>
Date: Wed, 13 Apr 2016 11:31:09 -0700
Subject: [PATCH] Set LocalName flag for exported local then skip it

The module transformer now skips substitution of LocalName,
just like ts transformer already does.
---
 src/compiler/transformers/module/module.ts | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/compiler/transformers/module/module.ts b/src/compiler/transformers/module/module.ts
index 1de4de782cb..31f68a4cb5e 100644
--- a/src/compiler/transformers/module/module.ts
+++ b/src/compiler/transformers/module/module.ts
@@ -552,7 +552,7 @@ namespace ts {
             }
             else {
                 statements.push(
-                    createExportStatement(node.name, node.name, /*location*/ node)
+                    createExportStatement(node.name, setNodeEmitFlags(getSynthesizedClone(node.name), NodeEmitFlags.LocalName), /*location*/ node)
                 );
             }
         }
@@ -712,6 +712,10 @@ namespace ts {
         }
 
         function substituteExpressionIdentifier(node: Identifier): Expression {
+            if (getNodeEmitFlags(node) & NodeEmitFlags.LocalName) {
+                return node;
+            }
+
             const container = resolver.getReferencedExportContainer(node, (getNodeEmitFlags(node) & NodeEmitFlags.ExportName) !== 0);
             if (container) {
                 if (container.kind === SyntaxKind.SourceFile) {