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-rw-r--r--tools/eslint/node_modules/escope/node_modules/es6-map/node_modules/es5-ext/object/create.js36
1 files changed, 36 insertions, 0 deletions
diff --git a/tools/eslint/node_modules/escope/node_modules/es6-map/node_modules/es5-ext/object/create.js b/tools/eslint/node_modules/escope/node_modules/es6-map/node_modules/es5-ext/object/create.js
new file mode 100644
index 0000000000..f813b4661c
--- /dev/null
+++ b/tools/eslint/node_modules/escope/node_modules/es6-map/node_modules/es5-ext/object/create.js
@@ -0,0 +1,36 @@
+// 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, props, desc;
+ if (!shim) return create;
+ if (shim.level !== 1) return create;
+
+ nullObject = {};
+ props = {};
+ desc = { configurable: false, enumerable: false, writable: true,
+ value: undefined };
+ Object.getOwnPropertyNames(Object.prototype).forEach(function (name) {
+ if (name === '__proto__') {
+ props[name] = { configurable: true, enumerable: false, writable: true,
+ value: undefined };
+ return;
+ }
+ props[name] = desc;
+ });
+ Object.defineProperties(nullObject, props);
+
+ Object.defineProperty(shim, 'nullPolyfill', { configurable: false,
+ enumerable: false, writable: false, value: nullObject });
+
+ return function (prototype, props) {
+ return create((prototype === null) ? nullObject : prototype, props);
+ };
+}());