@reactivex/rxjs

<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <base data-ice="baseUrl" href="../../../"> <title data-ice="title">es6/observable/IteratorObservable.js | RxJS API Document</title> <link type="text/css" rel="stylesheet" href="css/style.css"> <link type="text/css" rel="stylesheet" href="css/prettify-tomorrow.css"> <script src="script/prettify/prettify.js"></script> <script src="script/manual.js"></script> <script data-ice="userScript" src="user/script/0-Rx.js"></script> <script data-ice="userScript" src="user/script/1-devtools-welcome.js"></script> <script data-ice="userScript" src="user/script/2-custom-manual-styles.js"></script> <script data-ice="userScript" src="user/script/3-decision-tree-widget.min.js"></script> <script data-ice="userScript" src="user/script/4-theme-toggler.js"></script> <link data-ice="userStyle" rel="stylesheet" href="user/css/0-main.css"> </head> <body class="layout-container" data-ice="rootContainer"> <header> <a href="./">Home</a> <a href="./manual/index.html" data-ice="manualHeaderLink">Manual</a> <a href="identifiers.html">Reference</a> <a href="source.html">Source</a> <a href="test.html" data-ice="testLink">Test</a> <a data-ice="repoURL" href="https://github.com/ReactiveX/RxJS" class="repo-url-github">Repository</a> <div class="search-box"> <span> <img src="./image/search.png"> <span class="search-input-edge"></span><input class="search-input"><span class="search-input-edge"></span> </span> <ul class="search-result"></ul> </div> </header> <nav class="navigation" data-ice="nav"><div> <ul> <li data-ice="doc"><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-AsyncSubject">AsyncSubject</a></span></span></li> <li data-ice="doc"><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-BehaviorSubject">BehaviorSubject</a></span></span></li> <li data-ice="doc"><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-Notification">Notification</a></span></span></li> <li data-ice="doc"><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-Observable">Observable</a></span></span></li> <li data-ice="doc"><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-ReplaySubject">ReplaySubject</a></span></span></li> <li data-ice="doc"><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-Scheduler">Scheduler</a></span></span></li> <li data-ice="doc"><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-AnonymousSubject">AnonymousSubject</a></span></span></li> <li data-ice="doc"><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-Subject">Subject</a></span></span></li> <li data-ice="doc"><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-SubjectSubscriber">SubjectSubscriber</a></span></span></li> <li data-ice="doc"><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-Subscriber">Subscriber</a></span></span></li> <li data-ice="doc"><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-Subscription">Subscription</a></span></span></li> <li data-ice="doc"><span data-ice="kind" class="kind-typedef">T</span><span data-ice="name"><span><a href="typedef/index.html#static-typedef-Rx.Scheduler">Rx.Scheduler</a></span></span></li> <li data-ice="doc"><span data-ice="kind" class="kind-typedef">T</span><span data-ice="name"><span><a href="typedef/index.html#static-typedef-Rx.Symbol">Rx.Symbol</a></span></span></li> <li data-ice="doc"><div data-ice="dirPath" class="nav-dir-path">observable</div><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-ConnectableObservable">ConnectableObservable</a></span></span></li> <li data-ice="doc"><div data-ice="dirPath" class="nav-dir-path">observable/dom</div><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-AjaxError">AjaxError</a></span></span></li> <li data-ice="doc"><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-AjaxResponse">AjaxResponse</a></span></span></li> <li data-ice="doc"><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-AjaxTimeoutError">AjaxTimeoutError</a></span></span></li> <li data-ice="doc"><div data-ice="dirPath" class="nav-dir-path">operator</div><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-GroupedObservable">GroupedObservable</a></span></span></li> <li data-ice="doc"><div data-ice="dirPath" class="nav-dir-path">scheduler</div><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-Action">Action</a></span></span></li> <li data-ice="doc"><div data-ice="dirPath" class="nav-dir-path">util</div><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-ArgumentOutOfRangeError">ArgumentOutOfRangeError</a></span></span></li> <li data-ice="doc"><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-EmptyError">EmptyError</a></span></span></li> <li data-ice="doc"><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-ObjectUnsubscribedError">ObjectUnsubscribedError</a></span></span></li> <li data-ice="doc"><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-TimeoutError">TimeoutError</a></span></span></li> <li data-ice="doc"><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-UnsubscriptionError">UnsubscriptionError</a></span></span></li> <li data-ice="doc"><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-root">root</a></span></span></li> </ul> </div> </nav> <div class="content" data-ice="content"><h1 data-ice="title">es6/observable/IteratorObservable.js</h1> <pre class="source-code line-number raw-source-code"><code class="prettyprint linenums" data-ice="content">import { root } from '../util/root'; import { Observable } from '../Observable'; import { $$iterator } from '../symbol/iterator'; /** * We need this JSDoc comment for affecting ESDoc. * @extends {Ignored} * @hide true */ export var IteratorObservable = (function (_super) { __extends(IteratorObservable, _super); function IteratorObservable(iterator, scheduler) { _super.call(this); this.scheduler = scheduler; if (iterator == null) { throw new Error('iterator cannot be null.'); } this.iterator = getIterator(iterator); } IteratorObservable.create = function (iterator, scheduler) { return new IteratorObservable(iterator, scheduler); }; IteratorObservable.dispatch = function (state) { var index = state.index, hasError = state.hasError, iterator = state.iterator, subscriber = state.subscriber; if (hasError) { subscriber.error(state.error); return; } var result = iterator.next(); if (result.done) { subscriber.complete(); return; } subscriber.next(result.value); state.index = index + 1; if (subscriber.closed) { if (typeof iterator.return === 'function') { iterator.return(); } return; } this.schedule(state); }; IteratorObservable.prototype._subscribe = function (subscriber) { var index = 0; var _a = this, iterator = _a.iterator, scheduler = _a.scheduler; if (scheduler) { return scheduler.schedule(IteratorObservable.dispatch, 0, { index: index, iterator: iterator, subscriber: subscriber }); } else { do { var result = iterator.next(); if (result.done) { subscriber.complete(); break; } else { subscriber.next(result.value); } if (subscriber.closed) { if (typeof iterator.return === 'function') { iterator.return(); } break; } } while (true); } }; return IteratorObservable; }(Observable)); var StringIterator = (function () { function StringIterator(str, idx, len) { if (idx === void 0) { idx = 0; } if (len === void 0) { len = str.length; } this.str = str; this.idx = idx; this.len = len; } StringIterator.prototype[$$iterator] = function () { return (this); }; StringIterator.prototype.next = function () { return this.idx < this.len ? { done: false, value: this.str.charAt(this.idx++) } : { done: true, value: undefined }; }; return StringIterator; }()); var ArrayIterator = (function () { function ArrayIterator(arr, idx, len) { if (idx === void 0) { idx = 0; } if (len === void 0) { len = toLength(arr); } this.arr = arr; this.idx = idx; this.len = len; } ArrayIterator.prototype[$$iterator] = function () { return this; }; ArrayIterator.prototype.next = function () { return this.idx < this.len ? { done: false, value: this.arr[this.idx++] } : { done: true, value: undefined }; }; return ArrayIterator; }()); function getIterator(obj) { var i = obj[$$iterator]; if (!i && typeof obj === 'string') { return new StringIterator(obj); } if (!i && obj.length !== undefined) { return new ArrayIterator(obj); } if (!i) { throw new TypeError('object is not iterable'); } return obj[$$iterator](); } var maxSafeInteger = Math.pow(2, 53) - 1; function toLength(o) { var len = +o.length; if (isNaN(len)) { return 0; } if (len === 0 || !numberIsFinite(len)) { return len; } len = sign(len) * Math.floor(Math.abs(len)); if (len <= 0) { return 0; } if (len > maxSafeInteger) { return maxSafeInteger; } return len; } function numberIsFinite(value) { return typeof value === 'number' && root.isFinite(value); } function sign(value) { var valueAsNumber = +value; if (valueAsNumber === 0) { return valueAsNumber; } if (isNaN(valueAsNumber)) { return valueAsNumber; } return valueAsNumber < 0 ? -1 : 1; } //# sourceMappingURL=IteratorObservable.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>