commit

node_modules/bluebird/js/main/async.js

@@ -0,0 +1,150 @@
+"use strict";
+var firstLineError;
+try {throw new Error(); } catch (e) {firstLineError = e;}
+var schedule = require("./schedule.js");
+var Queue = require("./queue.js");
+var util = require("./util.js");
+
+function Async() {
+    this._isTickUsed = false;
+    this._lateQueue = new Queue(16);
+    this._normalQueue = new Queue(16);
+    this._trampolineEnabled = true;
+    var self = this;
+    this.drainQueues = function () {
+        self._drainQueues();
+    };
+    this._schedule =
+        schedule.isStatic ? schedule(this.drainQueues) : schedule;
+}
+
+Async.prototype.disableTrampolineIfNecessary = function() {
+    if (util.hasDevTools) {
+        this._trampolineEnabled = false;
+    }
+};
+
+Async.prototype.enableTrampoline = function() {
+    if (!this._trampolineEnabled) {
+        this._trampolineEnabled = true;
+        this._schedule = function(fn) {
+            setTimeout(fn, 0);
+        };
+    }
+};
+
+Async.prototype.haveItemsQueued = function () {
+    return this._normalQueue.length() > 0;
+};
+
+Async.prototype.throwLater = function(fn, arg) {
+    if (arguments.length === 1) {
+        arg = fn;
+        fn = function () { throw arg; };
+    }
+    if (typeof setTimeout !== "undefined") {
+        setTimeout(function() {
+            fn(arg);
+        }, 0);
+    } else try {
+        this._schedule(function() {
+            fn(arg);
+        });
+    } catch (e) {
+        throw new Error("No async scheduler available\u000a\u000a    See http://goo.gl/m3OTXk\u000a");
+    }
+};
+
+function AsyncInvokeLater(fn, receiver, arg) {
+    this._lateQueue.push(fn, receiver, arg);
+    this._queueTick();
+}
+
+function AsyncInvoke(fn, receiver, arg) {
+    this._normalQueue.push(fn, receiver, arg);
+    this._queueTick();
+}
+
+function AsyncSettlePromises(promise) {
+    this._normalQueue._pushOne(promise);
+    this._queueTick();
+}
+
+if (!util.hasDevTools) {
+    Async.prototype.invokeLater = AsyncInvokeLater;
+    Async.prototype.invoke = AsyncInvoke;
+    Async.prototype.settlePromises = AsyncSettlePromises;
+} else {
+    if (schedule.isStatic) {
+        schedule = function(fn) { setTimeout(fn, 0); };
+    }
+    Async.prototype.invokeLater = function (fn, receiver, arg) {
+        if (this._trampolineEnabled) {
+            AsyncInvokeLater.call(this, fn, receiver, arg);
+        } else {
+            this._schedule(function() {
+                setTimeout(function() {
+                    fn.call(receiver, arg);
+                }, 100);
+            });
+        }
+    };
+
+    Async.prototype.invoke = function (fn, receiver, arg) {
+        if (this._trampolineEnabled) {
+            AsyncInvoke.call(this, fn, receiver, arg);
+        } else {
+            this._schedule(function() {
+                fn.call(receiver, arg);
+            });
+        }
+    };
+
+    Async.prototype.settlePromises = function(promise) {
+        if (this._trampolineEnabled) {
+            AsyncSettlePromises.call(this, promise);
+        } else {
+            this._schedule(function() {
+                promise._settlePromises();
+            });
+        }
+    };
+}
+
+Async.prototype.invokeFirst = function (fn, receiver, arg) {
+    this._normalQueue.unshift(fn, receiver, arg);
+    this._queueTick();
+};
+
+Async.prototype._drainQueue = function(queue) {
+    while (queue.length() > 0) {
+        var fn = queue.shift();
+        if (typeof fn !== "function") {
+            fn._settlePromises();
+            continue;
+        }
+        var receiver = queue.shift();
+        var arg = queue.shift();
+        fn.call(receiver, arg);
+    }
+};
+
+Async.prototype._drainQueues = function () {
+    this._drainQueue(this._normalQueue);
+    this._reset();
+    this._drainQueue(this._lateQueue);
+};
+
+Async.prototype._queueTick = function () {
+    if (!this._isTickUsed) {
+        this._isTickUsed = true;
+        this._schedule(this.drainQueues);
+    }
+};
+
+Async.prototype._reset = function () {
+    this._isTickUsed = false;
+};
+
+module.exports = new Async();
+module.exports.firstLineError = firstLineError;