flow like the river

VISUALIZACION/node_modules/autoprefixer/lib/hacks/cross-fade.js

@@ -0,0 +1,53 @@
+(function() {
+  var CrossFade, OldValue, Value, list, utils,
+    extend = function(child, parent) { for (var key in parent) { if (hasProp.call(parent, key)) child[key] = parent[key]; } function ctor() { this.constructor = child; } ctor.prototype = parent.prototype; child.prototype = new ctor(); child.__super__ = parent.prototype; return child; },
+    hasProp = {}.hasOwnProperty;
+
+  OldValue = require('../old-value');
+
+  Value = require('../value');
+
+  utils = require('../utils');
+
+  list = require('postcss/lib/list');
+
+  CrossFade = (function(superClass) {
+    extend(CrossFade, superClass);
+
+    function CrossFade() {
+      return CrossFade.__super__.constructor.apply(this, arguments);
+    }
+
+    CrossFade.names = ['cross-fade'];
+
+    CrossFade.prototype.replace = function(string, prefix) {
+      return list.space(string).map((function(_this) {
+        return function(value) {
+          var after, args, close, match;
+          if (value.slice(0, +_this.name.length + 1 || 9e9) !== _this.name + '(') {
+            return value;
+          }
+          close = value.lastIndexOf(')');
+          after = value.slice(close + 1);
+          args = value.slice(_this.name.length + 1, +(close - 1) + 1 || 9e9);
+          if (prefix === '-webkit-') {
+            match = args.match(/\d*.?\d+%?/);
+            if (match) {
+              args = args.slice(match[0].length).trim();
+              args += ', ' + match[0];
+            } else {
+              args += ', 0.5';
+            }
+          }
+          return prefix + _this.name + '(' + args + ')' + after;
+        };
+      })(this)).join(' ');
+    };
+
+    return CrossFade;
+
+  })(Value);
+
+  module.exports = CrossFade;
+
+}).call(this);