# Code coverage report for RxJS/dist/cjs/operators/mergeAll-support.js

## Statements: 96.3% (52 / 54) Branches: 80% (24 / 30) Functions: 100% (11 / 11) Lines: 100% (46 / 46) Ignored: none

All files » RxJS/dist/cjs/operators/ » mergeAll-support.js

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    1'use strict';

    exports.__esModule = true;

    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 _OuterSubscriber2 = require('../OuterSubscriber');

    var _OuterSubscriber3 = _interopRequireDefault(_OuterSubscriber2);

    var _utilSubscribeToResult = require('../util/subscribeToResult');

    var _utilSubscribeToResult2 = _interopRequireDefault(_utilSubscribeToResult);

    var MergeAllOperator = (function () {
        function MergeAllOperator(concurrent) {
            _classCallCheck(this, MergeAllOperator);

            this.concurrent = concurrent;
        }

        MergeAllOperator.prototype.call = function call(observer) {
            return new MergeAllSubscriber(observer, this.concurrent);
        };

        return MergeAllOperator;
    })();

    exports.MergeAllOperator = MergeAllOperator;

    var MergeAllSubscriber = (function (_OuterSubscriber) {
        _inherits(MergeAllSubscriber, _OuterSubscriber);

        function MergeAllSubscriber(destination, concurrent) {
            _classCallCheck(this, MergeAllSubscriber);

            _OuterSubscriber.call(this, destination);
            this.concurrent = concurrent;
            this.hasCompleted = false;
            this.buffer = [];
            this.active = 0;
        }

        MergeAllSubscriber.prototype._next = function _next(observable) {
            if (this.active < this.concurrent) {
                if (observable._isScalar) {
                    this.destination.next(observable.value);
                } else {
                    this.active++;
                    this.add(_utilSubscribeToResult2['default'](this, observable));
                }
            } else {
                this.buffer.push(observable);
            }
        };

        MergeAllSubscriber.prototype._complete = function _complete() {
            this.hasCompleted = true;
            if (this.active === 0 && this.buffer.length === 0) {
                this.destination.complete();
            }
        };

        MergeAllSubscriber.prototype.notifyComplete = function notifyComplete(innerSub) {
            var buffer = this.buffer;
            this.remove(innerSub);
            this.active--;
            if (buffer.length > 0) {
                this._next(buffer.shift());
            } else if (this.active === 0 && this.hasCompleted) {
                this.destination.complete();
            }
        };

        return MergeAllSubscriber;
    })(_OuterSubscriber3['default']);

    exports.MergeAllSubscriber = MergeAllSubscriber;