| /** PURE_IMPORTS_START .._Subscriber PURE_IMPORTS_END */ |
| var __extends = (this && this.__extends) || function (d, b) { |
| for (var p in b) |
| if (b.hasOwnProperty(p)) |
| d[p] = b[p]; |
| function __() { this.constructor = d; } |
| d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __()); |
| }; |
| import { Subscriber } from '../Subscriber'; |
| /** |
| * Returns an Observable that skips all items emitted by the source Observable as long as a specified condition holds |
| * true, but emits all further source items as soon as the condition becomes false. |
| * |
| * <img src="./img/skipWhile.png" width="100%"> |
| * |
| * @param {Function} predicate - A function to test each item emitted from the source Observable. |
| * @return {Observable<T>} An Observable that begins emitting items emitted by the source Observable when the |
| * specified predicate becomes false. |
| * @method skipWhile |
| * @owner Observable |
| */ |
| export function skipWhile(predicate) { |
| return function (source) { return source.lift(new SkipWhileOperator(predicate)); }; |
| } |
| var SkipWhileOperator = /*@__PURE__*/ (/*@__PURE__*/ function () { |
| function SkipWhileOperator(predicate) { |
| this.predicate = predicate; |
| } |
| SkipWhileOperator.prototype.call = function (subscriber, source) { |
| return source.subscribe(new SkipWhileSubscriber(subscriber, this.predicate)); |
| }; |
| return SkipWhileOperator; |
| }()); |
| /** |
| * We need this JSDoc comment for affecting ESDoc. |
| * @ignore |
| * @extends {Ignored} |
| */ |
| var SkipWhileSubscriber = /*@__PURE__*/ (/*@__PURE__*/ function (_super) { |
| __extends(SkipWhileSubscriber, _super); |
| function SkipWhileSubscriber(destination, predicate) { |
| _super.call(this, destination); |
| this.predicate = predicate; |
| this.skipping = true; |
| this.index = 0; |
| } |
| SkipWhileSubscriber.prototype._next = function (value) { |
| var destination = this.destination; |
| if (this.skipping) { |
| this.tryCallPredicate(value); |
| } |
| if (!this.skipping) { |
| destination.next(value); |
| } |
| }; |
| SkipWhileSubscriber.prototype.tryCallPredicate = function (value) { |
| try { |
| var result = this.predicate(value, this.index++); |
| this.skipping = Boolean(result); |
| } |
| catch (err) { |
| this.destination.error(err); |
| } |
| }; |
| return SkipWhileSubscriber; |
| }(Subscriber)); |
| //# sourceMappingURL=skipWhile.js.map |