# Code coverage report for RxJS/dist/cjs/operators/sampleTime.js

## Statements: 96% (48 / 50) Branches: 68.18% (15 / 22) Functions: 100% (12 / 12) Lines: 100% (42 / 42) Ignored: none

All files » RxJS/dist/cjs/operators/ » sampleTime.js

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    1'use strict';

    exports.__esModule = true;
    exports['default'] = sampleTime;

    function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { 'default': obj }; }

    function _inherits(subClass, superClass) { Iif (typeof superClass !== 'function' && superClass !== null) { throw new TypeError('Super expression must either be null or a function, not ' + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); Eif (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }

    function _classCallCheck(instance, Constructor) { Iif (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } }

    var _Subscriber2 = require('../Subscriber');

    var _Subscriber3 = _interopRequireDefault(_Subscriber2);

    var _schedulersNextTick = require('../schedulers/nextTick');

    var _schedulersNextTick2 = _interopRequireDefault(_schedulersNextTick);

    function sampleTime(delay) {
        var scheduler = arguments.length <= 1 || arguments[1] === undefined ? _schedulersNextTick2['default'] : arguments[1];

        return this.lift(new SampleTimeOperator(delay, scheduler));
    }

    var SampleTimeOperator = (function () {
        function SampleTimeOperator(delay, scheduler) {
            _classCallCheck(this, SampleTimeOperator);

            this.delay = delay;
            this.scheduler = scheduler;
        }

        SampleTimeOperator.prototype.call = function call(subscriber) {
            return new SampleTimeSubscriber(subscriber, this.delay, this.scheduler);
        };

        return SampleTimeOperator;
    })();

    var SampleTimeSubscriber = (function (_Subscriber) {
        _inherits(SampleTimeSubscriber, _Subscriber);

        function SampleTimeSubscriber(destination, delay, scheduler) {
            _classCallCheck(this, SampleTimeSubscriber);

            _Subscriber.call(this, destination);
            this.delay = delay;
            this.scheduler = scheduler;
            this.hasValue = false;
            this.add(scheduler.schedule(dispatchNotification, delay, { subscriber: this, delay: delay }));
        }

        SampleTimeSubscriber.prototype._next = function _next(value) {
            this.lastValue = value;
            this.hasValue = true;
        };

        SampleTimeSubscriber.prototype.notifyNext = function notifyNext() {
            if (this.hasValue) {
                this.destination.next(this.lastValue);
            }
        };

        return SampleTimeSubscriber;
    })(_Subscriber3['default']);

    function dispatchNotification(state) {
        var subscriber = state.subscriber;
        var delay = state.delay;

        subscriber.notifyNext();
        this.schedule(state, delay);
    }
    module.exports = exports['default'];