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-rw-r--r--node_modules/es5-ext/object/create.js48
1 files changed, 48 insertions, 0 deletions
diff --git a/node_modules/es5-ext/object/create.js b/node_modules/es5-ext/object/create.js
new file mode 100644
index 000000000..9e3e6e8d1
--- /dev/null
+++ b/node_modules/es5-ext/object/create.js
@@ -0,0 +1,48 @@
+// Workaround for http://code.google.com/p/v8/issues/detail?id=2804
+
+"use strict";
+
+var create = Object.create, shim;
+
+if (!require("./set-prototype-of/is-implemented")()) {
+ shim = require("./set-prototype-of/shim");
+}
+
+module.exports = (function () {
+ var nullObject, polyProps, desc;
+ if (!shim) return create;
+ if (shim.level !== 1) return create;
+
+ nullObject = {};
+ polyProps = {};
+ desc = {
+ configurable: false,
+ enumerable: false,
+ writable: true,
+ value: undefined
+ };
+ Object.getOwnPropertyNames(Object.prototype).forEach(function (name) {
+ if (name === "__proto__") {
+ polyProps[name] = {
+ configurable: true,
+ enumerable: false,
+ writable: true,
+ value: undefined
+ };
+ return;
+ }
+ polyProps[name] = desc;
+ });
+ Object.defineProperties(nullObject, polyProps);
+
+ Object.defineProperty(shim, "nullPolyfill", {
+ configurable: false,
+ enumerable: false,
+ writable: false,
+ value: nullObject
+ });
+
+ return function (prototype, props) {
+ return create(prototype === null ? nullObject : prototype, props);
+ };
+}());