From fb890b2c8a5e3f303bb587a4880c2da89d58a278 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ju=CC=88rg=20Lehni?= <juerg@scratchdisk.com>
Date: Sun, 28 Dec 2014 18:03:19 +0100
Subject: [PATCH] Implement Symbol#equals()

---
 src/project/Symbol.js | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/src/project/Symbol.js b/src/project/Symbol.js
index e4c806ff..a75f407a 100644
--- a/src/project/Symbol.js
+++ b/src/project/Symbol.js
@@ -147,5 +147,17 @@ var Symbol = Base.extend(/** @lends Symbol# */{
      */
     clone: function() {
         return new Symbol(this._definition.clone(false));
+    },
+
+    /**
+     * Checks whether the symbol's definition is equal to the supplied symbol.
+     *
+     * @param {Symbol} symbol
+     * @return {Boolean} {@true if they are equal}
+     */
+    equals: function(symbol) {
+        return symbol === this
+                || symbol && this.definition.equals(symbol.definition)
+                || false;
     }
 });