jellyfish-web/dashboard-ui/bower_components/emby-webcomponents/native-promise-only/lib/npo.src.js

! function(name, context, definition) {
    context[name] = definition(), "undefined" != typeof module && module.exports ? module.exports = context[name] : "function" == typeof define && define.amd && define(function() {
        return context[name]
    })
}("Promise", "undefined" != typeof global ? global : this, function() {
    "use strict";

    function schedule(fn, self) {
        scheduling_queue.add(fn, self), cycle || (cycle = timer(scheduling_queue.drain))
    }

    function isThenable(o) {
        var _then, o_type = typeof o;
        return null == o || "object" != o_type && "function" != o_type || (_then = o.then), "function" == typeof _then && _then
    }

    function notify() {
        for (var i = 0; i < this.chain.length; i++) notifyIsolated(this, 1 === this.state ? this.chain[i].success : this.chain[i].failure, this.chain[i]);
        this.chain.length = 0
    }

    function notifyIsolated(self, cb, chain) {
        var ret, _then;
        try {
            !1 === cb ? chain.reject(self.msg) : (ret = !0 === cb ? self.msg : cb.call(void 0, self.msg), ret === chain.promise ? chain.reject(TypeError("Promise-chain cycle")) : (_then = isThenable(ret)) ? _then.call(ret, chain.resolve, chain.reject) : chain.resolve(ret))
        } catch (err) {
            chain.reject(err)
        }
    }

    function resolve(msg) {
        var _then, self = this;
        if (!self.triggered) {
            self.triggered = !0, self.def && (self = self.def);
            try {
                (_then = isThenable(msg)) ? schedule(function() {
                    var def_wrapper = new MakeDefWrapper(self);
                    try {
                        _then.call(msg, function() {
                            resolve.apply(def_wrapper, arguments)
                        }, function() {
                            reject.apply(def_wrapper, arguments)
                        })
                    } catch (err) {
                        reject.call(def_wrapper, err)
                    }
                }): (self.msg = msg, self.state = 1, self.chain.length > 0 && schedule(notify, self))
            } catch (err) {
                reject.call(new MakeDefWrapper(self), err)
            }
        }
    }

    function reject(msg) {
        var self = this;
        self.triggered || (self.triggered = !0, self.def && (self = self.def), self.msg = msg, self.state = 2, self.chain.length > 0 && schedule(notify, self))
    }

    function iteratePromises(Constructor, arr, resolver, rejecter) {
        for (var idx = 0; idx < arr.length; idx++) ! function(idx) {
            Constructor.resolve(arr[idx]).then(function(msg) {
                resolver(idx, msg)
            }, rejecter)
        }(idx)
    }

    function MakeDefWrapper(self) {
        this.def = self, this.triggered = !1
    }

    function MakeDef(self) {
        this.promise = self, this.state = 0, this.triggered = !1, this.chain = [], this.msg = void 0
    }

    function Promise(executor) {
        if ("function" != typeof executor) throw TypeError("Not a function");
        if (0 !== this.__NPO__) throw TypeError("Not a promise");
        this.__NPO__ = 1;
        var def = new MakeDef(this);
        this.then = function(success, failure) {
            var o = {
                success: "function" != typeof success || success,
                failure: "function" == typeof failure && failure
            };
            return o.promise = new this.constructor(function(resolve, reject) {
                if ("function" != typeof resolve || "function" != typeof reject) throw TypeError("Not a function");
                o.resolve = resolve, o.reject = reject
            }), def.chain.push(o), 0 !== def.state && schedule(notify, def), o.promise
        }, this.catch = function(failure) {
            return this.then(void 0, failure)
        };
        try {
            executor.call(void 0, function(msg) {
                resolve.call(def, msg)
            }, function(msg) {
                reject.call(def, msg)
            })
        } catch (err) {
            reject.call(def, err)
        }
    }
    var builtInProp, cycle, scheduling_queue, ToString = Object.prototype.toString,
        timer = "undefined" != typeof setImmediate ? function(fn) {
            return setImmediate(fn)
        } : setTimeout;
    try {
        Object.defineProperty({}, "x", {}), builtInProp = function(obj, name, val, config) {
            return Object.defineProperty(obj, name, {
                value: val,
                writable: !0,
                configurable: !1 !== config
            })
        }
    } catch (err) {
        builtInProp = function(obj, name, val) {
            return obj[name] = val, obj
        }
    }
    scheduling_queue = function() {
        function Item(fn, self) {
            this.fn = fn, this.self = self, this.next = void 0
        }
        var first, last, item;
        return {
            add: function(fn, self) {
                item = new Item(fn, self), last ? last.next = item : first = item, last = item, item = void 0
            },
            drain: function() {
                var f = first;
                for (first = last = cycle = void 0; f;) f.fn.call(f.self), f = f.next
            }
        }
    }();
    var PromisePrototype = builtInProp({}, "constructor", Promise, !1);
    return Promise.prototype = PromisePrototype, builtInProp(PromisePrototype, "__NPO__", 0, !1), builtInProp(Promise, "resolve", function(msg) {
        var Constructor = this;
        return msg && "object" == typeof msg && 1 === msg.__NPO__ ? msg : new Constructor(function(resolve, reject) {
            if ("function" != typeof resolve || "function" != typeof reject) throw TypeError("Not a function");
            resolve(msg)
        })
    }), builtInProp(Promise, "reject", function(msg) {
        return new this(function(resolve, reject) {
            if ("function" != typeof resolve || "function" != typeof reject) throw TypeError("Not a function");
            reject(msg)
        })
    }), builtInProp(Promise, "all", function(arr) {
        var Constructor = this;
        return "[object Array]" != ToString.call(arr) ? Constructor.reject(TypeError("Not an array")) : 0 === arr.length ? Constructor.resolve([]) : new Constructor(function(resolve, reject) {
            if ("function" != typeof resolve || "function" != typeof reject) throw TypeError("Not a function");
            var len = arr.length,
                msgs = Array(len),
                count = 0;
            iteratePromises(Constructor, arr, function(idx, msg) {
                msgs[idx] = msg, ++count === len && resolve(msgs)
            }, reject)
        })
    }), builtInProp(Promise, "race", function(arr) {
        var Constructor = this;
        return "[object Array]" != ToString.call(arr) ? Constructor.reject(TypeError("Not an array")) : new Constructor(function(resolve, reject) {
            if ("function" != typeof resolve || "function" != typeof reject) throw TypeError("Not a function");
            iteratePromises(Constructor, arr, function(idx, msg) {
                resolve(msg)
            }, reject)
        })
    }), Promise
});