From 2d149e2266d059191e0a8a38a767446a1c174027 Mon Sep 17 00:00:00 2001
From: Rafael Caricio <rafael.jacinto@gmail.com>
Date: Sun, 7 Sep 2014 15:50:31 +0200
Subject: [PATCH] Refactor

---
 lib/parser.js | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/lib/parser.js b/lib/parser.js
index 32e37e7..599a66b 100644
--- a/lib/parser.js
+++ b/lib/parser.js
@@ -29,6 +29,8 @@ module.exports = (function() {
     radialGradient: /^radial\-gradient/i,
     repeatingRadialGradient: /^repeating\-radial\-gradient/i,
     sideOrCorner: /^to (left (top|bottom)|right (top|bottom)|left|right|top|bottom)/i,
+    extentKeywords: /^(closest\-side|closest\-corner|farthest\-side|farthest\-corner|contain|cover)/,
+    positionKeywords: /^(left|center|right|top|bottom)/i,
     pixelValue: /^([0-9]+)px/,
     percentageValue: /^([0-9]+)\%/,
     emValue: /^([0-9]+)em/,
@@ -199,7 +201,7 @@ module.exports = (function() {
   }
 
   function matchExtentKeyword() {
-    return match('extent-keyword', /^(closest\-side|closest\-corner|farthest\-side|farthest\-corner|contain|cover)/, 1);
+    return match('extent-keyword', tokens.extentKeywords, 1);
   }
 
   function matchAtPosition() {
@@ -306,7 +308,7 @@ module.exports = (function() {
   }
 
   function matchPositionKeyword() {
-    return match('positionKeyword', /^(left|center|right|top|bottom)/i, 1);
+    return match('positionKeyword', tokens.positionKeywords, 1);
   }
 
   function matchLength() {