commit

node_modules/bluebird/js/main/join.js

@@ -0,0 +1,107 @@
+"use strict";
+module.exports =
+function(Promise, PromiseArray, tryConvertToPromise, INTERNAL) {
+var util = require("./util.js");
+var canEvaluate = util.canEvaluate;
+var tryCatch = util.tryCatch;
+var errorObj = util.errorObj;
+var reject;
+
+if (!false) {
+if (canEvaluate) {
+    var thenCallback = function(i) {
+        return new Function("value", "holder", "                             \n\
+            'use strict';                                                    \n\
+            holder.pIndex = value;                                           \n\
+            holder.checkFulfillment(this);                                   \n\
+            ".replace(/Index/g, i));
+    };
+
+    var caller = function(count) {
+        var values = [];
+        for (var i = 1; i <= count; ++i) values.push("holder.p" + i);
+        return new Function("holder", "                                      \n\
+            'use strict';                                                    \n\
+            var callback = holder.fn;                                        \n\
+            return callback(values);                                         \n\
+            ".replace(/values/g, values.join(", ")));
+    };
+    var thenCallbacks = [];
+    var callers = [undefined];
+    for (var i = 1; i <= 5; ++i) {
+        thenCallbacks.push(thenCallback(i));
+        callers.push(caller(i));
+    }
+
+    var Holder = function(total, fn) {
+        this.p1 = this.p2 = this.p3 = this.p4 = this.p5 = null;
+        this.fn = fn;
+        this.total = total;
+        this.now = 0;
+    };
+
+    Holder.prototype.callers = callers;
+    Holder.prototype.checkFulfillment = function(promise) {
+        var now = this.now;
+        now++;
+        var total = this.total;
+        if (now >= total) {
+            var handler = this.callers[total];
+            promise._pushContext();
+            var ret = tryCatch(handler)(this);
+            promise._popContext();
+            if (ret === errorObj) {
+                promise._rejectCallback(ret.e, false, true);
+            } else {
+                promise._resolveCallback(ret);
+            }
+        } else {
+            this.now = now;
+        }
+    };
+
+    var reject = function (reason) {
+        this._reject(reason);
+    };
+}
+}
+
+Promise.join = function () {
+    var last = arguments.length - 1;
+    var fn;
+    if (last > 0 && typeof arguments[last] === "function") {
+        fn = arguments[last];
+        if (!false) {
+            if (last < 6 && canEvaluate) {
+                var ret = new Promise(INTERNAL);
+                ret._captureStackTrace();
+                var holder = new Holder(last, fn);
+                var callbacks = thenCallbacks;
+                for (var i = 0; i < last; ++i) {
+                    var maybePromise = tryConvertToPromise(arguments[i], ret);
+                    if (maybePromise instanceof Promise) {
+                        maybePromise = maybePromise._target();
+                        if (maybePromise._isPending()) {
+                            maybePromise._then(callbacks[i], reject,
+                                               undefined, ret, holder);
+                        } else if (maybePromise._isFulfilled()) {
+                            callbacks[i].call(ret,
+                                              maybePromise._value(), holder);
+                        } else {
+                            ret._reject(maybePromise._reason());
+                        }
+                    } else {
+                        callbacks[i].call(ret, maybePromise, holder);
+                    }
+                }
+                return ret;
+            }
+        }
+    }
+    var $_len = arguments.length;var args = new Array($_len); for(var $_i = 0; $_i < $_len; ++$_i) {args[$_i] = arguments[$_i];}
+    if (fn) args.pop();
+    var ret = new PromiseArray(args).promise();
+    return fn !== undefined ? ret.spread(fn) : ret;
+};
+
+};