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- "use strict";
- Object.defineProperty(exports, "__esModule", { value: true });
- exports.timeout = exports.TimeoutError = void 0;
- var async_1 = require("../scheduler/async");
- var isDate_1 = require("../util/isDate");
- var lift_1 = require("../util/lift");
- var innerFrom_1 = require("../observable/innerFrom");
- var createErrorClass_1 = require("../util/createErrorClass");
- var OperatorSubscriber_1 = require("./OperatorSubscriber");
- var executeSchedule_1 = require("../util/executeSchedule");
- exports.TimeoutError = createErrorClass_1.createErrorClass(function (_super) {
- return function TimeoutErrorImpl(info) {
- if (info === void 0) { info = null; }
- _super(this);
- this.message = 'Timeout has occurred';
- this.name = 'TimeoutError';
- this.info = info;
- };
- });
- function timeout(config, schedulerArg) {
- var _a = (isDate_1.isValidDate(config) ? { first: config } : typeof config === 'number' ? { each: config } : config), first = _a.first, each = _a.each, _b = _a.with, _with = _b === void 0 ? timeoutErrorFactory : _b, _c = _a.scheduler, scheduler = _c === void 0 ? schedulerArg !== null && schedulerArg !== void 0 ? schedulerArg : async_1.asyncScheduler : _c, _d = _a.meta, meta = _d === void 0 ? null : _d;
- if (first == null && each == null) {
- throw new TypeError('No timeout provided.');
- }
- return lift_1.operate(function (source, subscriber) {
- var originalSourceSubscription;
- var timerSubscription;
- var lastValue = null;
- var seen = 0;
- var startTimer = function (delay) {
- timerSubscription = executeSchedule_1.executeSchedule(subscriber, scheduler, function () {
- try {
- originalSourceSubscription.unsubscribe();
- innerFrom_1.innerFrom(_with({
- meta: meta,
- lastValue: lastValue,
- seen: seen,
- })).subscribe(subscriber);
- }
- catch (err) {
- subscriber.error(err);
- }
- }, delay);
- };
- originalSourceSubscription = source.subscribe(OperatorSubscriber_1.createOperatorSubscriber(subscriber, function (value) {
- timerSubscription === null || timerSubscription === void 0 ? void 0 : timerSubscription.unsubscribe();
- seen++;
- subscriber.next((lastValue = value));
- each > 0 && startTimer(each);
- }, undefined, undefined, function () {
- if (!(timerSubscription === null || timerSubscription === void 0 ? void 0 : timerSubscription.closed)) {
- timerSubscription === null || timerSubscription === void 0 ? void 0 : timerSubscription.unsubscribe();
- }
- lastValue = null;
- }));
- !seen && startTimer(first != null ? (typeof first === 'number' ? first : +first - scheduler.now()) : each);
- });
- }
- exports.timeout = timeout;
- function timeoutErrorFactory(info) {
- throw new exports.TimeoutError(info);
- }
- //# sourceMappingURL=timeout.js.map
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