simplified prefix.js

deck-of-cards · Sep 3, 2015 · 3b8ee6d · 3b8ee6d
1 parent 49432be
commit 3b8ee6d
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Showing 3 changed files with 21 additions and 73 deletions.
diff --git a/dist/deck.js b/dist/deck.js
@@ -3,55 +3,29 @@
 var Deck = (function () {
   'use strict';
 
+  var style = document.createElement('p').style;
   var memoized = {};
 
   function prefix(param) {
     if (typeof memoized[param] !== 'undefined') {
       return memoized[param];
     }
 
-    var style = document.createElement('p').style;
-
     if (typeof style[param] !== 'undefined') {
       memoized[param] = param;
       return param;
     }
 
     var camelCase = param[0].toUpperCase() + param.slice(1);
-
-    var test = 'webkit' + camelCase;
-
-    if (typeof style[test] !== 'undefined') {
-      memoized[param] = test;
-      return test;
-    }
-
-    test = 'moz' + camelCase;
-
-    if (typeof style[test] !== 'undefined') {
-      memoized[param] = test;
-      return test;
-    }
-
-    test = 'Moz' + camelCase;
-
-    if (typeof style[test] !== 'undefined') {
-      memoized[param] = test;
-      return test;
-    }
-
-    test = 'o' + camelCase;
-
-    if (typeof style[test] !== 'undefined') {
-      memoized[param] = test;
-      return test;
-    }
-
-    test = 'ms' + camelCase;
-
-    if (typeof style[test] !== 'undefined') {
-      memoized[param] = test;
-      return test;
+    var prefixes = ['webkit', 'moz', 'Moz', 'ms', 'o'];
+    var test;
+
+    for (var i = 0, len = prefixes.length; i < len; i++) {
+      test = prefixes[i] + camelCase;
+      if (typeof style[test] !== 'undefined') {
+        memoized[param] = test;
+        return test;
+      }
     }
   }
 

diff --git a/dist/deck.min.js b/dist/deck.min.js
diff --git a/lib/prefix.js b/lib/prefix.js
@@ -1,53 +1,27 @@
 
+var style = document.createElement('p').style
 var memoized = {}
 
 export default function (param) {
   if (typeof memoized[param] !== 'undefined') {
     return memoized[param]
   }
 
-  var style = document.createElement('p').style
-
   if (typeof style[param] !== 'undefined') {
     memoized[param] = param
     return param
   }
 
   var camelCase = param[0].toUpperCase() + param.slice(1)
-
-  var test = 'webkit' + camelCase
-
-  if (typeof style[test] !== 'undefined') {
-    memoized[param] = test
-    return test
-  }
-
-  test = 'moz' + camelCase
-
-  if (typeof style[test] !== 'undefined') {
-    memoized[param] = test
-    return test
-  }
-
-  test = 'Moz' + camelCase
-
-  if (typeof style[test] !== 'undefined') {
-    memoized[param] = test
-    return test
-  }
-
-  test = 'o' + camelCase
-
-  if (typeof style[test] !== 'undefined') {
-    memoized[param] = test
-    return test
-  }
-
-  test = 'ms' + camelCase
-
-  if (typeof style[test] !== 'undefined') {
-    memoized[param] = test
-    return test
+  var prefixes = ['webkit', 'moz', 'Moz', 'ms', 'o']
+  var test
+
+  for (var i = 0, len = prefixes.length; i < len; i++) {
+    test = prefixes[i] + camelCase
+    if (typeof style[test] !== 'undefined') {
+      memoized[param] = test
+      return test
+    }
   }
 }