summaryrefslogtreecommitdiff
path: root/deps/npm/node_modules/bluebird/js/main/es5.js
diff options
context:
space:
mode:
Diffstat (limited to 'deps/npm/node_modules/bluebird/js/main/es5.js')
-rw-r--r--deps/npm/node_modules/bluebird/js/main/es5.js80
1 files changed, 80 insertions, 0 deletions
diff --git a/deps/npm/node_modules/bluebird/js/main/es5.js b/deps/npm/node_modules/bluebird/js/main/es5.js
new file mode 100644
index 0000000000..ea41d5a566
--- /dev/null
+++ b/deps/npm/node_modules/bluebird/js/main/es5.js
@@ -0,0 +1,80 @@
+var isES5 = (function(){
+ "use strict";
+ return this === undefined;
+})();
+
+if (isES5) {
+ module.exports = {
+ freeze: Object.freeze,
+ defineProperty: Object.defineProperty,
+ getDescriptor: Object.getOwnPropertyDescriptor,
+ keys: Object.keys,
+ names: Object.getOwnPropertyNames,
+ getPrototypeOf: Object.getPrototypeOf,
+ isArray: Array.isArray,
+ isES5: isES5,
+ propertyIsWritable: function(obj, prop) {
+ var descriptor = Object.getOwnPropertyDescriptor(obj, prop);
+ return !!(!descriptor || descriptor.writable || descriptor.set);
+ }
+ };
+} else {
+ var has = {}.hasOwnProperty;
+ var str = {}.toString;
+ var proto = {}.constructor.prototype;
+
+ var ObjectKeys = function (o) {
+ var ret = [];
+ for (var key in o) {
+ if (has.call(o, key)) {
+ ret.push(key);
+ }
+ }
+ return ret;
+ };
+
+ var ObjectGetDescriptor = function(o, key) {
+ return {value: o[key]};
+ };
+
+ var ObjectDefineProperty = function (o, key, desc) {
+ o[key] = desc.value;
+ return o;
+ };
+
+ var ObjectFreeze = function (obj) {
+ return obj;
+ };
+
+ var ObjectGetPrototypeOf = function (obj) {
+ try {
+ return Object(obj).constructor.prototype;
+ }
+ catch (e) {
+ return proto;
+ }
+ };
+
+ var ArrayIsArray = function (obj) {
+ try {
+ return str.call(obj) === "[object Array]";
+ }
+ catch(e) {
+ return false;
+ }
+ };
+
+ module.exports = {
+ isArray: ArrayIsArray,
+ keys: ObjectKeys,
+ names: ObjectKeys,
+ defineProperty: ObjectDefineProperty,
+ getDescriptor: ObjectGetDescriptor,
+ freeze: ObjectFreeze,
+ getPrototypeOf: ObjectGetPrototypeOf,
+ isES5: isES5,
+ propertyIsWritable: function() {
+ return true;
+ }
+ };
+}