om/node_modules/rxjs/internal/operators/tap.js

"use strict";
var __extends = (this && this.__extends) || (function () {
    var extendStatics = function (d, b) {
        extendStatics = Object.setPrototypeOf ||
            ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
            function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
        return extendStatics(d, b);
    }
    return function (d, b) {
        extendStatics(d, b);
        function __() { this.constructor = d; }
        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
    };
})();
Object.defineProperty(exports, "__esModule", { value: true });
var Subscriber_1 = require("../Subscriber");
var noop_1 = require("../util/noop");
var isFunction_1 = require("../util/isFunction");
function tap(nextOrObserver, error, complete) {
    return function tapOperatorFunction(source) {
        return source.lift(new DoOperator(nextOrObserver, error, complete));
    };
}
exports.tap = tap;
var DoOperator = (function () {
    function DoOperator(nextOrObserver, error, complete) {
        this.nextOrObserver = nextOrObserver;
        this.error = error;
        this.complete = complete;
    }
    DoOperator.prototype.call = function (subscriber, source) {
        return source.subscribe(new TapSubscriber(subscriber, this.nextOrObserver, this.error, this.complete));
    };
    return DoOperator;
}());
var TapSubscriber = (function (_super) {
    __extends(TapSubscriber, _super);
    function TapSubscriber(destination, observerOrNext, error, complete) {
        var _this = _super.call(this, destination) || this;
        _this._tapNext = noop_1.noop;
        _this._tapError = noop_1.noop;
        _this._tapComplete = noop_1.noop;
        _this._tapError = error || noop_1.noop;
        _this._tapComplete = complete || noop_1.noop;
        if (isFunction_1.isFunction(observerOrNext)) {
            _this._context = _this;
            _this._tapNext = observerOrNext;
        }
        else if (observerOrNext) {
            _this._context = observerOrNext;
            _this._tapNext = observerOrNext.next || noop_1.noop;
            _this._tapError = observerOrNext.error || noop_1.noop;
            _this._tapComplete = observerOrNext.complete || noop_1.noop;
        }
        return _this;
    }
    TapSubscriber.prototype._next = function (value) {
        try {
            this._tapNext.call(this._context, value);
        }
        catch (err) {
            this.destination.error(err);
            return;
        }
        this.destination.next(value);
    };
    TapSubscriber.prototype._error = function (err) {
        try {
            this._tapError.call(this._context, err);
        }
        catch (err) {
            this.destination.error(err);
            return;
        }
        this.destination.error(err);
    };
    TapSubscriber.prototype._complete = function () {
        try {
            this._tapComplete.call(this._context);
        }
        catch (err) {
            this.destination.error(err);
            return;
        }
        return this.destination.complete();
    };
    return TapSubscriber;
}(Subscriber_1.Subscriber));
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