From fb3aa8e234c99dc34031a16b224f4f8ebdde5aaf Mon Sep 17 00:00:00 2001
From: Steve Mao <maochenyan@gmail.com>
Date: Tue, 5 Jan 2016 21:00:49 +1100
Subject: [PATCH] remove iffy to gain performance

---
 index.js | 22 +++++++++-------------
 1 file changed, 9 insertions(+), 13 deletions(-)

diff --git a/index.js b/index.js
index d2ec92d..5714447 100644
--- a/index.js
+++ b/index.js
@@ -15,21 +15,17 @@ if (isSimpleWindowsTerm) {
 	ansiStyles.blue.open = '\u001b[94m';
 }
 
-var styles = (function () {
-	var ret = {};
+var styles = {};
 
-	Object.keys(ansiStyles).forEach(function (key) {
-		ansiStyles[key].closeRe = new RegExp(escapeStringRegexp(ansiStyles[key].close), 'g');
+Object.keys(ansiStyles).forEach(function (key) {
+	ansiStyles[key].closeRe = new RegExp(escapeStringRegexp(ansiStyles[key].close), 'g');
 
-		ret[key] = {
-			get: function () {
-				return build.call(this, this._styles.concat(key));
-			}
-		};
-	});
-
-	return ret;
-})();
+	styles[key] = {
+		get: function () {
+			return build.call(this, this._styles.concat(key));
+		}
+	};
+});
 
 var proto = defineProps(function chalk() {}, styles);