66 lines
2.3 KiB
JavaScript
66 lines
2.3 KiB
JavaScript
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"use strict";
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var __extends = (this && this.__extends) || (function () {
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var extendStatics = function (d, b) {
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extendStatics = Object.setPrototypeOf ||
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({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
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function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
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return extendStatics(d, b);
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}
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return function (d, b) {
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extendStatics(d, b);
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function __() { this.constructor = d; }
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d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
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};
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})();
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Object.defineProperty(exports, "__esModule", { value: true });
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var EmptyError_1 = require("../util/EmptyError");
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var Subscriber_1 = require("../Subscriber");
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function throwIfEmpty(errorFactory) {
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if (errorFactory === void 0) { errorFactory = defaultErrorFactory; }
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return function (source) {
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return source.lift(new ThrowIfEmptyOperator(errorFactory));
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};
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}
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exports.throwIfEmpty = throwIfEmpty;
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var ThrowIfEmptyOperator = (function () {
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function ThrowIfEmptyOperator(errorFactory) {
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this.errorFactory = errorFactory;
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}
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ThrowIfEmptyOperator.prototype.call = function (subscriber, source) {
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return source.subscribe(new ThrowIfEmptySubscriber(subscriber, this.errorFactory));
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};
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return ThrowIfEmptyOperator;
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}());
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var ThrowIfEmptySubscriber = (function (_super) {
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__extends(ThrowIfEmptySubscriber, _super);
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function ThrowIfEmptySubscriber(destination, errorFactory) {
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var _this = _super.call(this, destination) || this;
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_this.errorFactory = errorFactory;
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_this.hasValue = false;
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return _this;
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}
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ThrowIfEmptySubscriber.prototype._next = function (value) {
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this.hasValue = true;
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this.destination.next(value);
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};
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ThrowIfEmptySubscriber.prototype._complete = function () {
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if (!this.hasValue) {
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var err = void 0;
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try {
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err = this.errorFactory();
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}
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catch (e) {
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err = e;
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}
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this.destination.error(err);
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}
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else {
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return this.destination.complete();
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}
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};
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return ThrowIfEmptySubscriber;
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}(Subscriber_1.Subscriber));
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function defaultErrorFactory() {
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return new EmptyError_1.EmptyError();
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}
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//# sourceMappingURL=throwIfEmpty.js.map
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