2 module.exports = function(Promise) {
3 var longStackTraces = false;
6 Promise.prototype._promiseCreated = function() {};
7 Promise.prototype._pushContext = function() {};
8 Promise.prototype._popContext = function() {return null;};
9 Promise._peekContext = Promise.prototype._peekContext = function() {};
12 this._trace = new Context.CapturedTrace(peekContext());
14 Context.prototype._pushContext = function () {
15 if (this._trace !== undefined) {
16 this._trace._promiseCreated = null;
17 contextStack.push(this._trace);
21 Context.prototype._popContext = function () {
22 if (this._trace !== undefined) {
23 var trace = contextStack.pop();
24 var ret = trace._promiseCreated;
25 trace._promiseCreated = null;
31 function createContext() {
32 if (longStackTraces) return new Context();
35 function peekContext() {
36 var lastIndex = contextStack.length - 1;
38 return contextStack[lastIndex];
42 Context.CapturedTrace = null;
43 Context.create = createContext;
44 Context.deactivateLongStackTraces = function() {};
45 Context.activateLongStackTraces = function() {
46 var Promise_pushContext = Promise.prototype._pushContext;
47 var Promise_popContext = Promise.prototype._popContext;
48 var Promise_PeekContext = Promise._peekContext;
49 var Promise_peekContext = Promise.prototype._peekContext;
50 var Promise_promiseCreated = Promise.prototype._promiseCreated;
51 Context.deactivateLongStackTraces = function() {
52 Promise.prototype._pushContext = Promise_pushContext;
53 Promise.prototype._popContext = Promise_popContext;
54 Promise._peekContext = Promise_PeekContext;
55 Promise.prototype._peekContext = Promise_peekContext;
56 Promise.prototype._promiseCreated = Promise_promiseCreated;
57 longStackTraces = false;
59 longStackTraces = true;
60 Promise.prototype._pushContext = Context.prototype._pushContext;
61 Promise.prototype._popContext = Context.prototype._popContext;
62 Promise._peekContext = Promise.prototype._peekContext = peekContext;
63 Promise.prototype._promiseCreated = function() {
64 var ctx = this._peekContext();
65 if (ctx && ctx._promiseCreated == null) ctx._promiseCreated = this;