From 7d292c41d689252dee59b0c719c83521a097b0ea Mon Sep 17 00:00:00 2001
From: Daniel Rosenwasser <drosen@microsoft.com>
Date: Tue, 5 Jan 2016 11:23:45 -0500
Subject: [PATCH] Use string literals for '[Symbol.toStringTag]' properties.

---
 src/lib/es6.d.ts | 22 +++++++++++-----------
 1 file changed, 11 insertions(+), 11 deletions(-)

diff --git a/src/lib/es6.d.ts b/src/lib/es6.d.ts
index b86eccf4b5..84128a01cf 100644
--- a/src/lib/es6.d.ts
+++ b/src/lib/es6.d.ts
@@ -7,7 +7,7 @@ interface Symbol {
     /** Returns the primitive value of the specified object. */
     valueOf(): Object;
 
-    [Symbol.toStringTag]: string;
+    [Symbol.toStringTag]: "Symbol";
 }
 
 interface SymbolConstructor {
@@ -565,7 +565,7 @@ interface IterableIterator<T> extends Iterator<T> {
 }
 
 interface GeneratorFunction extends Function {
-    [Symbol.toStringTag]: string;
+    [Symbol.toStringTag]: "GeneratorFunction";
 }
 
 interface GeneratorFunctionConstructor {
@@ -690,7 +690,7 @@ interface Math {
       */
     cbrt(x: number): number;
 
-    [Symbol.toStringTag]: string;
+    [Symbol.toStringTag]: "Math";
 }
 
 interface Date {
@@ -807,7 +807,7 @@ interface Map<K, V> {
     size: number;
     values(): IterableIterator<V>;
     [Symbol.iterator]():IterableIterator<[K,V]>;
-    [Symbol.toStringTag]: string;
+    [Symbol.toStringTag]: "Map";
 }
 
 interface MapConstructor {
@@ -824,7 +824,7 @@ interface WeakMap<K, V> {
     get(key: K): V;
     has(key: K): boolean;
     set(key: K, value?: V): WeakMap<K, V>;
-    [Symbol.toStringTag]: string;
+    [Symbol.toStringTag]: "WeakMap";
 }
 
 interface WeakMapConstructor {
@@ -846,7 +846,7 @@ interface Set<T> {
     size: number;
     values(): IterableIterator<T>;
     [Symbol.iterator]():IterableIterator<T>;
-    [Symbol.toStringTag]: string;
+    [Symbol.toStringTag]: "Set";
 }
 
 interface SetConstructor {
@@ -862,7 +862,7 @@ interface WeakSet<T> {
     clear(): void;
     delete(value: T): boolean;
     has(value: T): boolean;
-    [Symbol.toStringTag]: string;
+    [Symbol.toStringTag]: "WeakSet";
 }
 
 interface WeakSetConstructor {
@@ -874,7 +874,7 @@ interface WeakSetConstructor {
 declare var WeakSet: WeakSetConstructor;
 
 interface JSON {
-    [Symbol.toStringTag]: string;
+    [Symbol.toStringTag]: "JSON";
 }
 
 /**
@@ -884,11 +884,11 @@ interface JSON {
   * buffer as needed. 
   */
 interface ArrayBuffer {
-    [Symbol.toStringTag]: string;
+    [Symbol.toStringTag]: "ArrayBuffer";
 }
 
 interface DataView {
-    [Symbol.toStringTag]: string;
+    [Symbol.toStringTag]: "DataView";
 }
 
 /**
@@ -1258,7 +1258,7 @@ interface Promise<T> {
     catch(onrejected?: (reason: any) => T | PromiseLike<T>): Promise<T>;
     catch(onrejected?: (reason: any) => void): Promise<T>;
 
-    [Symbol.toStringTag]: string;
+    [Symbol.toStringTag]: "Promise";
 }
 
 interface PromiseConstructor {