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data-ice="title">es6/observable/ArrayObservable.js</h1> <pre class="source-code line-number raw-source-code"><code class="prettyprint linenums" data-ice="content">import { Observable } from '../Observable'; import { ScalarObservable } from './ScalarObservable'; import { EmptyObservable } from './EmptyObservable'; import { isScheduler } from '../util/isScheduler'; /** * We need this JSDoc comment for affecting ESDoc. * @extends {Ignored} * @hide true */ export var ArrayObservable = (function (_super) { __extends(ArrayObservable, _super); function ArrayObservable(array, scheduler) { _super.call(this); this.array = array; this.scheduler = scheduler; if (!scheduler && array.length === 1) { this._isScalar = true; this.value = array[0]; } } ArrayObservable.create = function (array, scheduler) { return new ArrayObservable(array, scheduler); }; /** * Creates an Observable that emits some values you specify as arguments, * immediately one after the other, and then emits a complete notification. * * <span class="informal">Emits the arguments you provide, then completes. * </span> * * <img src="./img/of.png" width="100%"> * * This static operator is useful for creating a simple Observable that only * emits the arguments given, and the complete notification thereafter. It can * be used for composing with other Observables, such as with {@link concat}. * By default, it uses a `null` Scheduler, which means the `next` * notifications are sent synchronously, although with a different Scheduler * it is possible to determine when those notifications will be delivered. * * @example <caption>Emit 10, 20, 30, then 'a', 'b', 'c', then start ticking every second.</caption> * var numbers = Rx.Observable.of(10, 20, 30); * var letters = Rx.Observable.of('a', 'b', 'c'); * var interval = Rx.Observable.interval(1000); * var result = numbers.concat(letters).concat(interval); * result.subscribe(x => console.log(x)); * * @see {@link create} * @see {@link empty} * @see {@link never} * @see {@link throw} * * @param {...T} values Arguments that represent `next` values to be emitted. * @param {Scheduler} [scheduler] A {@link Scheduler} to use for scheduling * the emissions of the `next` notifications. * @return {Observable<T>} An Observable that emits each given input value. * @static true * @name of * @owner Observable */ ArrayObservable.of = function () { var array = []; for (var _i = 0; _i < arguments.length; _i++) { array[_i - 0] = arguments[_i]; } var scheduler = array[array.length - 1]; if (isScheduler(scheduler)) { array.pop(); } else { scheduler = null; } var len = array.length; if (len > 1) { return new ArrayObservable(array, scheduler); } else if (len === 1) { return new ScalarObservable(array[0], scheduler); } else { return new EmptyObservable(scheduler); } }; ArrayObservable.dispatch = function (state) { var array = state.array, index = state.index, count = state.count, subscriber = state.subscriber; if (index >= count) { subscriber.complete(); return; } subscriber.next(array[index]); if (subscriber.closed) { return; } state.index = index + 1; this.schedule(state); }; ArrayObservable.prototype._subscribe = function (subscriber) { var index = 0; var array = this.array; var count = array.length; var scheduler = this.scheduler; if (scheduler) { return scheduler.schedule(ArrayObservable.dispatch, 0, { array: array, index: index, count: count, subscriber: subscriber }); } else { for (var i = 0; i < count && !subscriber.closed; i++) { subscriber.next(array[i]); } subscriber.complete(); } }; return ArrayObservable; }(Observable)); //# sourceMappingURL=ArrayObservable.js.map</code></pre> </div> <footer class="footer"> Generated by <a href="https://esdoc.org">ESDoc<span data-ice="esdocVersion">(0.4.8)</span></a> </footer> <script src="script/search_index.js"></script> <script src="script/search.js"></script> <script src="script/pretty-print.js"></script> <script src="script/inherited-summary.js"></script> <script src="script/test-summary.js"></script> <script src="script/inner-link.js"></script> <script src="script/patch-for-local.js"></script> </body> </html>