--- /dev/null
+"use strict";
+module.exports = function(Promise, INTERNAL, tryConvertToPromise, debug) {
+var calledBind = false;
+var rejectThis = function(_, e) {
+ this._reject(e);
+};
+
+var targetRejected = function(e, context) {
+ context.promiseRejectionQueued = true;
+ context.bindingPromise._then(rejectThis, rejectThis, null, this, e);
+};
+
+var bindingResolved = function(thisArg, context) {
+ if (((this._bitField & 50397184) === 0)) {
+ this._resolveCallback(context.target);
+ }
+};
+
+var bindingRejected = function(e, context) {
+ if (!context.promiseRejectionQueued) this._reject(e);
+};
+
+Promise.prototype.bind = function (thisArg) {
+ if (!calledBind) {
+ calledBind = true;
+ Promise.prototype._propagateFrom = debug.propagateFromFunction();
+ Promise.prototype._boundValue = debug.boundValueFunction();
+ }
+ var maybePromise = tryConvertToPromise(thisArg);
+ var ret = new Promise(INTERNAL);
+ ret._propagateFrom(this, 1);
+ var target = this._target();
+ ret._setBoundTo(maybePromise);
+ if (maybePromise instanceof Promise) {
+ var context = {
+ promiseRejectionQueued: false,
+ promise: ret,
+ target: target,
+ bindingPromise: maybePromise
+ };
+ target._then(INTERNAL, targetRejected, undefined, ret, context);
+ maybePromise._then(
+ bindingResolved, bindingRejected, undefined, ret, context);
+ ret._setOnCancel(maybePromise);
+ } else {
+ ret._resolveCallback(target);
+ }
+ return ret;
+};
+
+Promise.prototype._setBoundTo = function (obj) {
+ if (obj !== undefined) {
+ this._bitField = this._bitField | 2097152;
+ this._boundTo = obj;
+ } else {
+ this._bitField = this._bitField & (~2097152);
+ }
+};
+
+Promise.prototype._isBound = function () {
+ return (this._bitField & 2097152) === 2097152;
+};
+
+Promise.bind = function (thisArg, value) {
+ return Promise.resolve(value).bind(thisArg);
+};
+};