rxjs/dist/cjs/internal/operators/sample.js

Reactive Extensions for modern JavaScript

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.sample = void 0;
var lift_1 = require("../util/lift");
var noop_1 = require("../util/noop");
var OperatorSubscriber_1 = require("./OperatorSubscriber");
function sample(notifier) {
    return lift_1.operate(function (source, subscriber) {
        var hasValue = false;
        var lastValue = null;
        source.subscribe(new OperatorSubscriber_1.OperatorSubscriber(subscriber, function (value) {
            hasValue = true;
            lastValue = value;
        }));
        var emit = function () {
            if (hasValue) {
                hasValue = false;
                var value = lastValue;
                lastValue = null;
                subscriber.next(value);
            }
        };
        notifier.subscribe(new OperatorSubscriber_1.OperatorSubscriber(subscriber, emit, noop_1.noop));
    });
}
exports.sample = sample;
//# sourceMappingURL=sample.js.map