From 417cfa5c2cdf1440033ae307527e62c49024ed06 Mon Sep 17 00:00:00 2001
From: Cyrus Najmabadi <cyrusn@microsoft.com>
Date: Mon, 15 Jun 2015 17:48:15 -0700
Subject: [PATCH] Check namespaces for strict mode.

---
 src/compiler/binder.ts | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/compiler/binder.ts b/src/compiler/binder.ts
index 9fee2b6f64d..2f4c2194371 100644
--- a/src/compiler/binder.ts
+++ b/src/compiler/binder.ts
@@ -748,7 +748,8 @@ namespace ts {
         function updateStrictMode(node: Node) {
             switch (node.kind) {
                 case SyntaxKind.SourceFile:
-                    updateStrictModeStatementList((<SourceFile>node).statements);
+                case SyntaxKind.ModuleBlock:
+                    updateStrictModeStatementList((<SourceFile | ModuleBlock>node).statements);
                     return;
                 case SyntaxKind.Block:
                     if (isFunctionLike(node.parent)) {
@@ -757,6 +758,7 @@ namespace ts {
                     return;
                 case SyntaxKind.ClassDeclaration:
                 case SyntaxKind.ClassExpression:
+                    // All classes are automatically in strict mode in ES6.
                     inStrictMode = true;
                     return;
             }