react with phantomjs

react-phantom-bind.js

if (!Function.prototype.bind) {
    var Empty = function(){};
    Function.prototype.bind = function bind(that) { // .length is 1
      var target = this;
      if (typeof target != "function") {
        throw new TypeError("Function.prototype.bind called on incompatible " + target);
      }
      var args = Array.prototype.slice.call(arguments, 1); // for normal call
      var binder = function () {
        if (this instanceof bound) {
          var result = target.apply(
              this,
              args.concat(Array.prototype.slice.call(arguments))
          );
          if (Object(result) === result) {
              return result;
          }
          return this;
        } else {
          return target.apply(
              that,
              args.concat(Array.prototype.slice.call(arguments))
          );
        }
      };
      var boundLength = Math.max(0, target.length - args.length);
      var boundArgs = [];
      for (var i = 0; i < boundLength; i++) {
        boundArgs.push("$" + i);
      }
      var bound = Function("binder", "return function(" + boundArgs.join(",") + "){return binder.apply(this,arguments)}")(binder);

      if (target.prototype) {
        Empty.prototype = target.prototype;
        bound.prototype = new Empty();
        // Clean up dangling references.
        Empty.prototype = null;
      }
      return bound;
    };
  }