Identical blocks of code found in 2 locations. Consider refactoring.

Open

    this.dataStream = this.service
      .concatMap(data => Observable.of(data))
      .do(() => void 0, err => this.errorStream.next(err))
      .retry()
      .share()

• Read up
  Read up

Identical blocks of code found in 2 locations. Consider refactoring.

Open

    this.dataStream = this.service
      .concatMap(data => Observable.of(data))
      .do(() => void 0, err => this.errorStream.next(err))
      .retry()
      .share()

• Read up
  Read up

Similar blocks of code found in 2 locations. Consider refactoring.

Open

  groupByMethod(method) {
    const endpoints = Object
      .keys(this.endpoints)
      .filter(x => this.endpoints[x].method === method)

• Read up
  Read up

Similar blocks of code found in 2 locations. Consider refactoring.

Open

  groupByUrl(url) {
    const endpoints = Object
      .keys(this.endpoints)
      .filter(x => this.endpoints[x].url === url)

• Read up
  Read up

Identical blocks of code found in 2 locations. Consider refactoring.

Open

    if (!Number.isInteger(delay)) {
      this.errorStream.next(new Error(`${delay} is not integer`))
      throw new Error(`${delay} is not integer`)
    }

• Read up
  Read up

Identical blocks of code found in 2 locations. Consider refactoring.

Open

    if (!Number.isInteger(delay)) {
      this.errorStream.next(new Error(`${delay} is not integer`))
      throw new Error(`${delay} is not integer`)
    }

• Read up
  Read up

Function fromWebSocket has 30 lines of code (exceeds 25 allowed). Consider refactoring.

Open

  fromWebSocket(endpoint, protocol) {
    const ws = new WebSocket(endpoint, protocol)
    const close = ws.close.bind(ws)

    const observable = Observable.create((wsObservable) => {

Function constructor has 27 lines of code (exceeds 25 allowed). Consider refactoring.

Open

  constructor(type, ...args) {
    let streamInstance
    switch (type) {
      case STREAM_TYPE.HTTP:
        streamInstance = new HTTPProvider(type, ...args)

Function fromWebSocket has a Cognitive Complexity of 6 (exceeds 5 allowed). Consider refactoring.

Open

  fromWebSocket(endpoint, protocol) {
    const ws = new WebSocket(endpoint, protocol)
    const close = ws.close.bind(ws)

    const observable = Observable.create((wsObservable) => {

• Read up
  Read up

Unable to resolve path to module 'axios'.

Open

import axios from 'axios'

• Read up
  Read up
• Exclude checks
  • Disable engine
  • Disable check

Unable to resolve path to module 'rxjs'.

Open

import { Subscriber, Observable, Subject } from 'rxjs'

• Read up
  Read up
• Exclude checks
  • Disable engine
  • Disable check

HACK found

Open

    "\"use strict\";\nvar isArray_1 = require('./util/isArray');\nvar isObject_1 = require('./util/isObject');\nvar isFunction_1 = require('./util/isFunction');\nvar tryCatch_1 = require('./util/tryCatch');\nvar errorObject_1 = require('./util/errorObject');\nvar UnsubscriptionError_1 = require('./util/UnsubscriptionError');\n/**\n * Represents a disposable resource, such as the execution of an Observable. A\n * Subscription has one important method, `unsubscribe`, that takes no argument\n * and just disposes the resource held by the subscription.\n *\n * Additionally, subscriptions may be grouped together through the `add()`\n * method, which will attach a child Subscription to the current Subscription.\n * When a Subscription is unsubscribed, all its children (and its grandchildren)\n * will be unsubscribed as well.\n *\n * @class Subscription\n */\nvar Subscription = (function () {\n    /**\n     * @param {function(): void} [unsubscribe] A function describing how to\n     * perform the disposal of resources when the `unsubscribe` method is called.\n     */\n    function Subscription(unsubscribe) {\n        /**\n         * A flag to indicate whether this Subscription has already been unsubscribed.\n         * @type {boolean}\n         */\n        this.closed = false;\n        if (unsubscribe) {\n            this._unsubscribe = unsubscribe;\n        }\n    }\n    /**\n     * Disposes the resources held by the subscription. May, for instance, cancel\n     * an ongoing Observable execution or cancel any other type of work that\n     * started when the Subscription was created.\n     * @return {void}\n     */\n    Subscription.prototype.unsubscribe = function () {\n        var hasErrors = false;\n        var errors;\n        if (this.closed) {\n            return;\n        }\n        this.closed = true;\n        var _a = this, _unsubscribe = _a._unsubscribe, _subscriptions = _a._subscriptions;\n        this._subscriptions = null;\n        if (isFunction_1.isFunction(_unsubscribe)) {\n            var trial = tryCatch_1.tryCatch(_unsubscribe).call(this);\n            if (trial === errorObject_1.errorObject) {\n                hasErrors = true;\n                (errors = errors || []).push(errorObject_1.errorObject.e);\n            }\n        }\n        if (isArray_1.isArray(_subscriptions)) {\n            var index = -1;\n            var len = _subscriptions.length;\n            while (++index < len) {\n                var sub = _subscriptions[index];\n                if (isObject_1.isObject(sub)) {\n                    var trial = tryCatch_1.tryCatch(sub.unsubscribe).call(sub);\n                    if (trial === errorObject_1.errorObject) {\n                        hasErrors = true;\n                        errors = errors || [];\n                        var err = errorObject_1.errorObject.e;\n                        if (err instanceof UnsubscriptionError_1.UnsubscriptionError) {\n                            errors = errors.concat(err.errors);\n                        }\n                        else {\n                            errors.push(err);\n                        }\n                    }\n                }\n            }\n        }\n        if (hasErrors) {\n            throw new UnsubscriptionError_1.UnsubscriptionError(errors);\n        }\n    };\n    /**\n     * Adds a tear down to be called during the unsubscribe() of this\n     * Subscription.\n     *\n     * If the tear down being added is a subscription that is already\n     * unsubscribed, is the same reference `add` is being called on, or is\n     * `Subscription.EMPTY`, it will not be added.\n     *\n     * If this subscription is already in an `closed` state, the passed\n     * tear down logic will be executed immediately.\n     *\n     * @param {TeardownLogic} teardown The additional logic to execute on\n     * teardown.\n     * @return {Subscription} Returns the Subscription used or created to be\n     * added to the inner subscriptions list. This Subscription can be used with\n     * `remove()` to remove the passed teardown logic from the inner subscriptions\n     * list.\n     */\n    Subscription.prototype.add = function (teardown) {\n        if (!teardown || (teardown === Subscription.EMPTY)) {\n            return Subscription.EMPTY;\n        }\n        if (teardown === this) {\n            return this;\n        }\n        var sub = teardown;\n        switch (typeof teardown) {\n            case 'function':\n                sub = new Subscription(teardown);\n            case 'object':\n                if (sub.closed || typeof sub.unsubscribe !== 'function') {\n                    break;\n                }\n                else if (this.closed) {\n                    sub.unsubscribe();\n                }\n                else {\n                    (this._subscriptions || (this._subscriptions = [])).push(sub);\n                }\n                break;\n            default:\n                throw new Error('unrecognized teardown ' + teardown + ' added to Subscription.');\n        }\n        return sub;\n    };\n    /**\n     * Removes a Subscription from the internal list of subscriptions that will\n     * unsubscribe during the unsubscribe process of this Subscription.\n     * @param {Subscription} subscription The subscription to remove.\n     * @return {void}\n     */\n    Subscription.prototype.remove = function (subscription) {\n        // HACK: This might be redundant because of the logic in `add()`\n        if (subscription == null || (subscription === this) || (subscription === Subscription.EMPTY)) {\n            return;\n        }\n        var subscriptions = this._subscriptions;\n        if (subscriptions) {\n            var subscriptionIndex = subscriptions.indexOf(subscription);\n            if (subscriptionIndex !== -1) {\n                subscriptions.splice(subscriptionIndex, 1);\n            }\n        }\n    };\n    Subscription.EMPTY = (function (empty) {\n        empty.closed = true;\n        return empty;\n    }(new Subscription()));\n    return Subscription;\n}());\nexports.Subscription = Subscription;\n//# sourceMappingURL=Subscription.js.map",

• Exclude checks
  • Disable engine
  • Disable check

TODO found

Open

    "\"use strict\";\nvar __extends = (this && this.__extends) || function (d, b) {\n    for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];\n    function __() { this.constructor = d; }\n    d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());\n};\nvar root_1 = require('../../util/root');\nvar tryCatch_1 = require('../../util/tryCatch');\nvar errorObject_1 = require('../../util/errorObject');\nvar Observable_1 = require('../../Observable');\nvar Subscriber_1 = require('../../Subscriber');\nvar map_1 = require('../../operator/map');\nfunction getCORSRequest() {\n    if (root_1.root.XMLHttpRequest) {\n        var xhr = new root_1.root.XMLHttpRequest();\n        if ('withCredentials' in xhr) {\n            xhr.withCredentials = !!this.withCredentials;\n        }\n        return xhr;\n    }\n    else if (!!root_1.root.XDomainRequest) {\n        return new root_1.root.XDomainRequest();\n    }\n    else {\n        throw new Error('CORS is not supported by your browser');\n    }\n}\nfunction getXMLHttpRequest() {\n    if (root_1.root.XMLHttpRequest) {\n        return new root_1.root.XMLHttpRequest();\n    }\n    else {\n        var progId = void 0;\n        try {\n            var progIds = ['Msxml2.XMLHTTP', 'Microsoft.XMLHTTP', 'Msxml2.XMLHTTP.4.0'];\n            for (var i = 0; i < 3; i++) {\n                try {\n                    progId = progIds[i];\n                    if (new root_1.root.ActiveXObject(progId)) {\n                        break;\n                    }\n                }\n                catch (e) {\n                }\n            }\n            return new root_1.root.ActiveXObject(progId);\n        }\n        catch (e) {\n            throw new Error('XMLHttpRequest is not supported by your browser');\n        }\n    }\n}\nfunction ajaxGet(url, headers) {\n    if (headers === void 0) { headers = null; }\n    return new AjaxObservable({ method: 'GET', url: url, headers: headers });\n}\nexports.ajaxGet = ajaxGet;\n;\nfunction ajaxPost(url, body, headers) {\n    return new AjaxObservable({ method: 'POST', url: url, body: body, headers: headers });\n}\nexports.ajaxPost = ajaxPost;\n;\nfunction ajaxDelete(url, headers) {\n    return new AjaxObservable({ method: 'DELETE', url: url, headers: headers });\n}\nexports.ajaxDelete = ajaxDelete;\n;\nfunction ajaxPut(url, body, headers) {\n    return new AjaxObservable({ method: 'PUT', url: url, body: body, headers: headers });\n}\nexports.ajaxPut = ajaxPut;\n;\nfunction ajaxGetJSON(url, headers) {\n    return new AjaxObservable({ method: 'GET', url: url, responseType: 'json', headers: headers })\n        .lift(new map_1.MapOperator(function (x, index) { return x.response; }, null));\n}\nexports.ajaxGetJSON = ajaxGetJSON;\n;\n/**\n * We need this JSDoc comment for affecting ESDoc.\n * @extends {Ignored}\n * @hide true\n */\nvar AjaxObservable = (function (_super) {\n    __extends(AjaxObservable, _super);\n    function AjaxObservable(urlOrRequest) {\n        _super.call(this);\n        var request = {\n            async: true,\n            createXHR: function () {\n                return this.crossDomain ? getCORSRequest.call(this) : getXMLHttpRequest();\n            },\n            crossDomain: false,\n            withCredentials: false,\n            headers: {},\n            method: 'GET',\n            responseType: 'json',\n            timeout: 0\n        };\n        if (typeof urlOrRequest === 'string') {\n            request.url = urlOrRequest;\n        }\n        else {\n            for (var prop in urlOrRequest) {\n                if (urlOrRequest.hasOwnProperty(prop)) {\n                    request[prop] = urlOrRequest[prop];\n                }\n            }\n        }\n        this.request = request;\n    }\n    AjaxObservable.prototype._subscribe = function (subscriber) {\n        return new AjaxSubscriber(subscriber, this.request);\n    };\n    /**\n     * Creates an observable for an Ajax request with either a request object with\n     * url, headers, etc or a string for a URL.\n     *\n     * @example\n     * source = Rx.Observable.ajax('/products');\n     * source = Rx.Observable.ajax({ url: 'products', method: 'GET' });\n     *\n     * @param {string|Object} request Can be one of the following:\n     *   A string of the URL to make the Ajax call.\n     *   An object with the following properties\n     *   - url: URL of the request\n     *   - body: The body of the request\n     *   - method: Method of the request, such as GET, POST, PUT, PATCH, DELETE\n     *   - async: Whether the request is async\n     *   - headers: Optional headers\n     *   - crossDomain: true if a cross domain request, else false\n     *   - createXHR: a function to override if you need to use an alternate\n     *   XMLHttpRequest implementation.\n     *   - resultSelector: a function to use to alter the output value type of\n     *   the Observable. Gets {@link AjaxResponse} as an argument.\n     * @return {Observable} An observable sequence containing the XMLHttpRequest.\n     * @static true\n     * @name ajax\n     * @owner Observable\n    */\n    AjaxObservable.create = (function () {\n        var create = function (urlOrRequest) {\n            return new AjaxObservable(urlOrRequest);\n        };\n        create.get = ajaxGet;\n        create.post = ajaxPost;\n        create.delete = ajaxDelete;\n        create.put = ajaxPut;\n        create.getJSON = ajaxGetJSON;\n        return create;\n    })();\n    return AjaxObservable;\n}(Observable_1.Observable));\nexports.AjaxObservable = AjaxObservable;\n/**\n * We need this JSDoc comment for affecting ESDoc.\n * @ignore\n * @extends {Ignored}\n */\nvar AjaxSubscriber = (function (_super) {\n    __extends(AjaxSubscriber, _super);\n    function AjaxSubscriber(destination, request) {\n        _super.call(this, destination);\n        this.request = request;\n        this.done = false;\n        var headers = request.headers = request.headers || {};\n        // force CORS if requested\n        if (!request.crossDomain && !headers['X-Requested-With']) {\n            headers['X-Requested-With'] = 'XMLHttpRequest';\n        }\n        // ensure content type is set\n        if (!('Content-Type' in headers) && !(root_1.root.FormData && request.body instanceof root_1.root.FormData) && typeof request.body !== 'undefined') {\n            headers['Content-Type'] = 'application/x-www-form-urlencoded; charset=UTF-8';\n        }\n        // properly serialize body\n        request.body = this.serializeBody(request.body, request.headers['Content-Type']);\n        this.send();\n    }\n    AjaxSubscriber.prototype.next = function (e) {\n        this.done = true;\n        var _a = this, xhr = _a.xhr, request = _a.request, destination = _a.destination;\n        var response = new AjaxResponse(e, xhr, request);\n        destination.next(response);\n    };\n    AjaxSubscriber.prototype.send = function () {\n        var _a = this, request = _a.request, _b = _a.request, user = _b.user, method = _b.method, url = _b.url, async = _b.async, password = _b.password, headers = _b.headers, body = _b.body;\n        var createXHR = request.createXHR;\n        var xhr = tryCatch_1.tryCatch(createXHR).call(request);\n        if (xhr === errorObject_1.errorObject) {\n            this.error(errorObject_1.errorObject.e);\n        }\n        else {\n            this.xhr = xhr;\n            // set up the events before open XHR\n            // https://developer.mozilla.org/en/docs/Web/API/XMLHttpRequest/Using_XMLHttpRequest\n            // You need to add the event listeners before calling open() on the request.\n            // Otherwise the progress events will not fire.\n            this.setupEvents(xhr, request);\n            // open XHR\n            var result = void 0;\n            if (user) {\n                result = tryCatch_1.tryCatch(xhr.open).call(xhr, method, url, async, user, password);\n            }\n            else {\n                result = tryCatch_1.tryCatch(xhr.open).call(xhr, method, url, async);\n            }\n            if (result === errorObject_1.errorObject) {\n                this.error(errorObject_1.errorObject.e);\n                return null;\n            }\n            // timeout and responseType can be set once the XHR is open\n            xhr.timeout = request.timeout;\n            xhr.responseType = request.responseType;\n            // set headers\n            this.setHeaders(xhr, headers);\n            // finally send the request\n            result = body ? tryCatch_1.tryCatch(xhr.send).call(xhr, body) : tryCatch_1.tryCatch(xhr.send).call(xhr);\n            if (result === errorObject_1.errorObject) {\n                this.error(errorObject_1.errorObject.e);\n                return null;\n            }\n        }\n        return xhr;\n    };\n    AjaxSubscriber.prototype.serializeBody = function (body, contentType) {\n        if (!body || typeof body === 'string') {\n            return body;\n        }\n        else if (root_1.root.FormData && body instanceof root_1.root.FormData) {\n            return body;\n        }\n        if (contentType) {\n            var splitIndex = contentType.indexOf(';');\n            if (splitIndex !== -1) {\n                contentType = contentType.substring(0, splitIndex);\n            }\n        }\n        switch (contentType) {\n            case 'application/x-www-form-urlencoded':\n                return Object.keys(body).map(function (key) { return (encodeURI(key) + \"=\" + encodeURI(body[key])); }).join('&');\n            case 'application/json':\n                return JSON.stringify(body);\n            default:\n                return body;\n        }\n    };\n    AjaxSubscriber.prototype.setHeaders = function (xhr, headers) {\n        for (var key in headers) {\n            if (headers.hasOwnProperty(key)) {\n                xhr.setRequestHeader(key, headers[key]);\n            }\n        }\n    };\n    AjaxSubscriber.prototype.setupEvents = function (xhr, request) {\n        var progressSubscriber = request.progressSubscriber;\n        function xhrTimeout(e) {\n            var _a = xhrTimeout, subscriber = _a.subscriber, progressSubscriber = _a.progressSubscriber, request = _a.request;\n            if (progressSubscriber) {\n                progressSubscriber.error(e);\n            }\n            subscriber.error(new AjaxTimeoutError(this, request)); //TODO: Make betterer.\n        }\n        ;\n        xhr.ontimeout = xhrTimeout;\n        xhrTimeout.request = request;\n        xhrTimeout.subscriber = this;\n        xhrTimeout.progressSubscriber = progressSubscriber;\n        if (xhr.upload && 'withCredentials' in xhr) {\n            if (progressSubscriber) {\n                var xhrProgress_1;\n                xhrProgress_1 = function (e) {\n                    var progressSubscriber = xhrProgress_1.progressSubscriber;\n                    progressSubscriber.next(e);\n                };\n                if (root_1.root.XDomainRequest) {\n                    xhr.onprogress = xhrProgress_1;\n                }\n                else {\n                    xhr.upload.onprogress = xhrProgress_1;\n                }\n                xhrProgress_1.progressSubscriber = progressSubscriber;\n            }\n            var xhrError_1;\n            xhrError_1 = function (e) {\n                var _a = xhrError_1, progressSubscriber = _a.progressSubscriber, subscriber = _a.subscriber, request = _a.request;\n                if (progressSubscriber) {\n                    progressSubscriber.error(e);\n                }\n                subscriber.error(new AjaxError('ajax error', this, request));\n            };\n            xhr.onerror = xhrError_1;\n            xhrError_1.request = request;\n            xhrError_1.subscriber = this;\n            xhrError_1.progressSubscriber = progressSubscriber;\n        }\n        function xhrReadyStateChange(e) {\n            var _a = xhrReadyStateChange, subscriber = _a.subscriber, progressSubscriber = _a.progressSubscriber, request = _a.request;\n            if (this.readyState === 4) {\n                // normalize IE9 bug (http://bugs.jquery.com/ticket/1450)\n                var status_1 = this.status === 1223 ? 204 : this.status;\n                var response = (this.responseType === 'text' ? (this.response || this.responseText) : this.response);\n                // fix status code when it is 0 (0 status is undocumented).\n                // Occurs when accessing file resources or on Android 4.1 stock browser\n                // while retrieving files from application cache.\n                if (status_1 === 0) {\n                    status_1 = response ? 200 : 0;\n                }\n                if (200 <= status_1 && status_1 < 300) {\n                    if (progressSubscriber) {\n                        progressSubscriber.complete();\n                    }\n                    subscriber.next(e);\n                    subscriber.complete();\n                }\n                else {\n                    if (progressSubscriber) {\n                        progressSubscriber.error(e);\n                    }\n                    subscriber.error(new AjaxError('ajax error ' + status_1, this, request));\n                }\n            }\n        }\n        ;\n        xhr.onreadystatechange = xhrReadyStateChange;\n        xhrReadyStateChange.subscriber = this;\n        xhrReadyStateChange.progressSubscriber = progressSubscriber;\n        xhrReadyStateChange.request = request;\n    };\n    AjaxSubscriber.prototype.unsubscribe = function () {\n        var _a = this, done = _a.done, xhr = _a.xhr;\n        if (!done && xhr && xhr.readyState !== 4 && typeof xhr.abort === 'function') {\n            xhr.abort();\n        }\n        _super.prototype.unsubscribe.call(this);\n    };\n    return AjaxSubscriber;\n}(Subscriber_1.Subscriber));\nexports.AjaxSubscriber = AjaxSubscriber;\n/**\n * A normalized AJAX response.\n *\n * @see {@link ajax}\n *\n * @class AjaxResponse\n */\nvar AjaxResponse = (function () {\n    function AjaxResponse(originalEvent, xhr, request) {\n        this.originalEvent = originalEvent;\n        this.xhr = xhr;\n        this.request = request;\n        this.status = xhr.status;\n        this.responseType = xhr.responseType || request.responseType;\n        switch (this.responseType) {\n            case 'json':\n                if ('response' in xhr) {\n                    //IE does not support json as responseType, parse it internally\n                    this.response = xhr.responseType ? xhr.response : JSON.parse(xhr.response || xhr.responseText || 'null');\n                }\n                else {\n                    this.response = JSON.parse(xhr.responseText || 'null');\n                }\n                break;\n            case 'xml':\n                this.response = xhr.responseXML;\n                break;\n            case 'text':\n            default:\n                this.response = ('response' in xhr) ? xhr.response : xhr.responseText;\n                break;\n        }\n    }\n    return AjaxResponse;\n}());\nexports.AjaxResponse = AjaxResponse;\n/**\n * A normalized AJAX error.\n *\n * @see {@link ajax}\n *\n * @class AjaxError\n */\nvar AjaxError = (function (_super) {\n    __extends(AjaxError, _super);\n    function AjaxError(message, xhr, request) {\n        _super.call(this, message);\n        this.message = message;\n        this.xhr = xhr;\n        this.request = request;\n        this.status = xhr.status;\n    }\n    return AjaxError;\n}(Error));\nexports.AjaxError = AjaxError;\n/**\n * @see {@link ajax}\n *\n * @class AjaxTimeoutError\n */\nvar AjaxTimeoutError = (function (_super) {\n    __extends(AjaxTimeoutError, _super);\n    function AjaxTimeoutError(xhr, request) {\n        _super.call(this, 'ajax timeout', xhr, request);\n    }\n    return AjaxTimeoutError;\n}(AjaxError));\nexports.AjaxTimeoutError = AjaxTimeoutError;\n//# sourceMappingURL=AjaxObservable.js.map",

• Exclude checks
  • Disable engine
  • Disable check

XXX found

Open

    "\"use strict\";\nvar __extends = (this && this.__extends) || function (d, b) {\n    for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];\n    function __() { this.constructor = d; }\n    d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());\n};\nvar Observable_1 = require('../Observable');\nvar tryCatch_1 = require('../util/tryCatch');\nvar errorObject_1 = require('../util/errorObject');\nvar AsyncSubject_1 = require('../AsyncSubject');\n/**\n * We need this JSDoc comment for affecting ESDoc.\n * @extends {Ignored}\n * @hide true\n */\nvar BoundNodeCallbackObservable = (function (_super) {\n    __extends(BoundNodeCallbackObservable, _super);\n    function BoundNodeCallbackObservable(callbackFunc, selector, args, scheduler) {\n        _super.call(this);\n        this.callbackFunc = callbackFunc;\n        this.selector = selector;\n        this.args = args;\n        this.scheduler = scheduler;\n    }\n    /* tslint:enable:max-line-length */\n    /**\n     * Converts a Node.js-style callback API to a function that returns an\n     * Observable.\n     *\n     * <span class=\"informal\">It's just like {@link bindCallback}, but the\n     * callback is expected to be of type `callback(error, result)`.</span>\n     *\n     * `bindNodeCallback` is not an operator because its input and output are not\n     * Observables. The input is a function `func` with some parameters, but the\n     * last parameter must be a callback function that `func` calls when it is\n     * done. The callback function is expected to follow Node.js conventions,\n     * where the first argument to the callback is an error, while remaining\n     * arguments are the callback result. The output of `bindNodeCallback` is a\n     * function that takes the same parameters as `func`, except the last one (the\n     * callback). When the output function is called with arguments, it will\n     * return an Observable where the results will be delivered to.\n     *\n     * @example <caption>Read a file from the filesystem and get the data as an Observable</caption>\n     * import * as fs from 'fs';\n     * var readFileAsObservable = Rx.Observable.bindNodeCallback(fs.readFile);\n     * var result = readFileAsObservable('./roadNames.txt', 'utf8');\n     * result.subscribe(x => console.log(x), e => console.error(e));\n     *\n     * @see {@link bindCallback}\n     * @see {@link from}\n     * @see {@link fromPromise}\n     *\n     * @param {function} func Function with a callback as the last parameter.\n     * @param {function} [selector] A function which takes the arguments from the\n     * callback and maps those a value to emit on the output Observable.\n     * @param {Scheduler} [scheduler] The scheduler on which to schedule the\n     * callbacks.\n     * @return {function(...params: *): Observable} A function which returns the\n     * Observable that delivers the same values the Node.js callback would\n     * deliver.\n     * @static true\n     * @name bindNodeCallback\n     * @owner Observable\n     */\n    BoundNodeCallbackObservable.create = function (func, selector, scheduler) {\n        if (selector === void 0) { selector = undefined; }\n        return function () {\n            var args = [];\n            for (var _i = 0; _i < arguments.length; _i++) {\n                args[_i - 0] = arguments[_i];\n            }\n            return new BoundNodeCallbackObservable(func, selector, args, scheduler);\n        };\n    };\n    BoundNodeCallbackObservable.prototype._subscribe = function (subscriber) {\n        var callbackFunc = this.callbackFunc;\n        var args = this.args;\n        var scheduler = this.scheduler;\n        var subject = this.subject;\n        if (!scheduler) {\n            if (!subject) {\n                subject = this.subject = new AsyncSubject_1.AsyncSubject();\n                var handler = function handlerFn() {\n                    var innerArgs = [];\n                    for (var _i = 0; _i < arguments.length; _i++) {\n                        innerArgs[_i - 0] = arguments[_i];\n                    }\n                    var source = handlerFn.source;\n                    var selector = source.selector, subject = source.subject;\n                    var err = innerArgs.shift();\n                    if (err) {\n                        subject.error(err);\n                    }\n                    else if (selector) {\n                        var result_1 = tryCatch_1.tryCatch(selector).apply(this, innerArgs);\n                        if (result_1 === errorObject_1.errorObject) {\n                            subject.error(errorObject_1.errorObject.e);\n                        }\n                        else {\n                            subject.next(result_1);\n                            subject.complete();\n                        }\n                    }\n                    else {\n                        subject.next(innerArgs.length === 1 ? innerArgs[0] : innerArgs);\n                        subject.complete();\n                    }\n                };\n                // use named function instance to avoid closure.\n                handler.source = this;\n                var result = tryCatch_1.tryCatch(callbackFunc).apply(this, args.concat(handler));\n                if (result === errorObject_1.errorObject) {\n                    subject.error(errorObject_1.errorObject.e);\n                }\n            }\n            return subject.subscribe(subscriber);\n        }\n        else {\n            return scheduler.schedule(dispatch, 0, { source: this, subscriber: subscriber });\n        }\n    };\n    return BoundNodeCallbackObservable;\n}(Observable_1.Observable));\nexports.BoundNodeCallbackObservable = BoundNodeCallbackObservable;\nfunction dispatch(state) {\n    var self = this;\n    var source = state.source, subscriber = state.subscriber;\n    // XXX: cast to `any` to access to the private field in `source`.\n    var _a = source, callbackFunc = _a.callbackFunc, args = _a.args, scheduler = _a.scheduler;\n    var subject = source.subject;\n    if (!subject) {\n        subject = source.subject = new AsyncSubject_1.AsyncSubject();\n        var handler = function handlerFn() {\n            var innerArgs = [];\n            for (var _i = 0; _i < arguments.length; _i++) {\n                innerArgs[_i - 0] = arguments[_i];\n            }\n            var source = handlerFn.source;\n            var selector = source.selector, subject = source.subject;\n            var err = innerArgs.shift();\n            if (err) {\n                subject.error(err);\n            }\n            else if (selector) {\n                var result_2 = tryCatch_1.tryCatch(selector).apply(this, innerArgs);\n                if (result_2 === errorObject_1.errorObject) {\n                    self.add(scheduler.schedule(dispatchError, 0, { err: errorObject_1.errorObject.e, subject: subject }));\n                }\n                else {\n                    self.add(scheduler.schedule(dispatchNext, 0, { value: result_2, subject: subject }));\n                }\n            }\n            else {\n                var value = innerArgs.length === 1 ? innerArgs[0] : innerArgs;\n                self.add(scheduler.schedule(dispatchNext, 0, { value: value, subject: subject }));\n            }\n        };\n        // use named function to pass values in without closure\n        handler.source = source;\n        var result = tryCatch_1.tryCatch(callbackFunc).apply(this, args.concat(handler));\n        if (result === errorObject_1.errorObject) {\n            subject.error(errorObject_1.errorObject.e);\n        }\n    }\n    self.add(subject.subscribe(subscriber));\n}\nfunction dispatchNext(arg) {\n    var value = arg.value, subject = arg.subject;\n    subject.next(value);\n    subject.complete();\n}\nfunction dispatchError(arg) {\n    var err = arg.err, subject = arg.subject;\n    subject.error(err);\n}\n//# sourceMappingURL=BoundNodeCallbackObservable.js.map",

• Exclude checks
  • Disable engine
  • Disable check

TODO found

Open

####**TODO (Beta-3 release)**

• Exclude checks
  • Disable engine
  • Disable check

TODO found

Open

    "\"use strict\";\nvar __extends = (this && this.__extends) || function (d, b) {\n    for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];\n    function __() { this.constructor = d; }\n    d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());\n};\nvar Subject_1 = require('../../Subject');\nvar Subscriber_1 = require('../../Subscriber');\nvar Observable_1 = require('../../Observable');\nvar Subscription_1 = require('../../Subscription');\nvar root_1 = require('../../util/root');\nvar ReplaySubject_1 = require('../../ReplaySubject');\nvar tryCatch_1 = require('../../util/tryCatch');\nvar errorObject_1 = require('../../util/errorObject');\nvar assign_1 = require('../../util/assign');\n/**\n * We need this JSDoc comment for affecting ESDoc.\n * @extends {Ignored}\n * @hide true\n */\nvar WebSocketSubject = (function (_super) {\n    __extends(WebSocketSubject, _super);\n    function WebSocketSubject(urlConfigOrSource, destination) {\n        if (urlConfigOrSource instanceof Observable_1.Observable) {\n            _super.call(this, destination, urlConfigOrSource);\n        }\n        else {\n            _super.call(this);\n            this.WebSocketCtor = root_1.root.WebSocket;\n            this._output = new Subject_1.Subject();\n            if (typeof urlConfigOrSource === 'string') {\n                this.url = urlConfigOrSource;\n            }\n            else {\n                // WARNING: config object could override important members here.\n                assign_1.assign(this, urlConfigOrSource);\n            }\n            if (!this.WebSocketCtor) {\n                throw new Error('no WebSocket constructor can be found');\n            }\n            this.destination = new ReplaySubject_1.ReplaySubject();\n        }\n    }\n    WebSocketSubject.prototype.resultSelector = function (e) {\n        return JSON.parse(e.data);\n    };\n    /**\n     * @param urlConfigOrSource\n     * @return {WebSocketSubject}\n     * @static true\n     * @name webSocket\n     * @owner Observable\n     */\n    WebSocketSubject.create = function (urlConfigOrSource) {\n        return new WebSocketSubject(urlConfigOrSource);\n    };\n    WebSocketSubject.prototype.lift = function (operator) {\n        var sock = new WebSocketSubject(this, this.destination);\n        sock.operator = operator;\n        return sock;\n    };\n    WebSocketSubject.prototype._resetState = function () {\n        this.socket = null;\n        if (!this.source) {\n            this.destination = new ReplaySubject_1.ReplaySubject();\n        }\n        this._output = new Subject_1.Subject();\n    };\n    // TODO: factor this out to be a proper Operator/Subscriber implementation and eliminate closures\n    WebSocketSubject.prototype.multiplex = function (subMsg, unsubMsg, messageFilter) {\n        var self = this;\n        return new Observable_1.Observable(function (observer) {\n            var result = tryCatch_1.tryCatch(subMsg)();\n            if (result === errorObject_1.errorObject) {\n                observer.error(errorObject_1.errorObject.e);\n            }\n            else {\n                self.next(result);\n            }\n            var subscription = self.subscribe(function (x) {\n                var result = tryCatch_1.tryCatch(messageFilter)(x);\n                if (result === errorObject_1.errorObject) {\n                    observer.error(errorObject_1.errorObject.e);\n                }\n                else if (result) {\n                    observer.next(x);\n                }\n            }, function (err) { return observer.error(err); }, function () { return observer.complete(); });\n            return function () {\n                var result = tryCatch_1.tryCatch(unsubMsg)();\n                if (result === errorObject_1.errorObject) {\n                    observer.error(errorObject_1.errorObject.e);\n                }\n                else {\n                    self.next(result);\n                }\n                subscription.unsubscribe();\n            };\n        });\n    };\n    WebSocketSubject.prototype._connectSocket = function () {\n        var _this = this;\n        var WebSocketCtor = this.WebSocketCtor;\n        var observer = this._output;\n        var socket = null;\n        try {\n            socket = this.protocol ?\n                new WebSocketCtor(this.url, this.protocol) :\n                new WebSocketCtor(this.url);\n            this.socket = socket;\n        }\n        catch (e) {\n            observer.error(e);\n            return;\n        }\n        var subscription = new Subscription_1.Subscription(function () {\n            _this.socket = null;\n            if (socket && socket.readyState === 1) {\n                socket.close();\n            }\n        });\n        socket.onopen = function (e) {\n            var openObserver = _this.openObserver;\n            if (openObserver) {\n                openObserver.next(e);\n            }\n            var queue = _this.destination;\n            _this.destination = Subscriber_1.Subscriber.create(function (x) { return socket.readyState === 1 && socket.send(x); }, function (e) {\n                var closingObserver = _this.closingObserver;\n                if (closingObserver) {\n                    closingObserver.next(undefined);\n                }\n                if (e && e.code) {\n                    socket.close(e.code, e.reason);\n                }\n                else {\n                    observer.error(new TypeError('WebSocketSubject.error must be called with an object with an error code, ' +\n                        'and an optional reason: { code: number, reason: string }'));\n                }\n                _this._resetState();\n            }, function () {\n                var closingObserver = _this.closingObserver;\n                if (closingObserver) {\n                    closingObserver.next(undefined);\n                }\n                socket.close();\n                _this._resetState();\n            });\n            if (queue && queue instanceof ReplaySubject_1.ReplaySubject) {\n                subscription.add(queue.subscribe(_this.destination));\n            }\n        };\n        socket.onerror = function (e) {\n            _this._resetState();\n            observer.error(e);\n        };\n        socket.onclose = function (e) {\n            _this._resetState();\n            var closeObserver = _this.closeObserver;\n            if (closeObserver) {\n                closeObserver.next(e);\n            }\n            if (e.wasClean) {\n                observer.complete();\n            }\n            else {\n                observer.error(e);\n            }\n        };\n        socket.onmessage = function (e) {\n            var result = tryCatch_1.tryCatch(_this.resultSelector)(e);\n            if (result === errorObject_1.errorObject) {\n                observer.error(errorObject_1.errorObject.e);\n            }\n            else {\n                observer.next(result);\n            }\n        };\n    };\n    WebSocketSubject.prototype._subscribe = function (subscriber) {\n        var _this = this;\n        var source = this.source;\n        if (source) {\n            return source.subscribe(subscriber);\n        }\n        if (!this.socket) {\n            this._connectSocket();\n        }\n        var subscription = new Subscription_1.Subscription();\n        subscription.add(this._output.subscribe(subscriber));\n        subscription.add(function () {\n            var socket = _this.socket;\n            if (_this._output.observers.length === 0) {\n                if (socket && socket.readyState === 1) {\n                    socket.close();\n                }\n                _this._resetState();\n            }\n        });\n        return subscription;\n    };\n    WebSocketSubject.prototype.unsubscribe = function () {\n        var _a = this, source = _a.source, socket = _a.socket;\n        if (socket && socket.readyState === 1) {\n            socket.close();\n            this._resetState();\n        }\n        _super.prototype.unsubscribe.call(this);\n        if (!source) {\n            this.destination = new ReplaySubject_1.ReplaySubject();\n        }\n    };\n    return WebSocketSubject;\n}(Subject_1.AnonymousSubject));\nexports.WebSocketSubject = WebSocketSubject;\n//# sourceMappingURL=WebSocketSubject.js.map",

• Exclude checks
  • Disable engine
  • Disable check

TODO found

Open

####**TODO (Beta-4 release)**

• Exclude checks
  • Disable engine
  • Disable check

TODO found

Open

    "\"use strict\";\nvar __extends = (this && this.__extends) || function (d, b) {\n    for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];\n    function __() { this.constructor = d; }\n    d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());\n};\nvar Observable_1 = require('../Observable');\nvar Subscription_1 = require('../Subscription');\n/**\n * We need this JSDoc comment for affecting ESDoc.\n * @extends {Ignored}\n * @hide true\n */\nvar FromEventPatternObservable = (function (_super) {\n    __extends(FromEventPatternObservable, _super);\n    function FromEventPatternObservable(addHandler, removeHandler, selector) {\n        _super.call(this);\n        this.addHandler = addHandler;\n        this.removeHandler = removeHandler;\n        this.selector = selector;\n    }\n    /**\n     * Creates an Observable from an API based on addHandler/removeHandler\n     * functions.\n     *\n     * <span class=\"informal\">Converts any addHandler/removeHandler API to an\n     * Observable.</span>\n     *\n     * <img src=\"./img/fromEventPattern.png\" width=\"100%\">\n     *\n     * Creates an Observable by using the `addHandler` and `removeHandler`\n     * functions to add and remove the handlers, with an optional selector\n     * function to project the event arguments to a result. The `addHandler` is\n     * called when the output Observable is subscribed, and `removeHandler` is\n     * called when the Subscription is unsubscribed.\n     *\n     * @example <caption>Emits clicks happening on the DOM document</caption>\n     * function addClickHandler(handler) {\n     *   document.addEventListener('click', handler);\n     * }\n     *\n     * function removeClickHandler(handler) {\n     *   document.removeEventListener('click', handler);\n     * }\n     *\n     * var clicks = Rx.Observable.fromEventPattern(\n     *   addClickHandler,\n     *   removeClickHandler\n     * );\n     * clicks.subscribe(x => console.log(x));\n     *\n     * @see {@link from}\n     * @see {@link fromEvent}\n     *\n     * @param {function(handler: Function): any} addHandler A function that takes\n     * a `handler` function as argument and attaches it somehow to the actual\n     * source of events.\n     * @param {function(handler: Function): void} removeHandler A function that\n     * takes a `handler` function as argument and removes it in case it was\n     * previously attached using `addHandler`.\n     * @param {function(...args: any): T} [selector] An optional function to\n     * post-process results. It takes the arguments from the event handler and\n     * should return a single value.\n     * @return {Observable<T>}\n     * @static true\n     * @name fromEventPattern\n     * @owner Observable\n     */\n    FromEventPatternObservable.create = function (addHandler, removeHandler, selector) {\n        return new FromEventPatternObservable(addHandler, removeHandler, selector);\n    };\n    FromEventPatternObservable.prototype._subscribe = function (subscriber) {\n        var _this = this;\n        var removeHandler = this.removeHandler;\n        var handler = !!this.selector ? function () {\n            var args = [];\n            for (var _i = 0; _i < arguments.length; _i++) {\n                args[_i - 0] = arguments[_i];\n            }\n            _this._callSelector(subscriber, args);\n        } : function (e) { subscriber.next(e); };\n        this._callAddHandler(handler, subscriber);\n        subscriber.add(new Subscription_1.Subscription(function () {\n            //TODO: determine whether or not to forward to error handler\n            removeHandler(handler);\n        }));\n    };\n    FromEventPatternObservable.prototype._callSelector = function (subscriber, args) {\n        try {\n            var result = this.selector.apply(this, args);\n            subscriber.next(result);\n        }\n        catch (e) {\n            subscriber.error(e);\n        }\n    };\n    FromEventPatternObservable.prototype._callAddHandler = function (handler, errorSubscriber) {\n        try {\n            this.addHandler(handler);\n        }\n        catch (e) {\n            errorSubscriber.error(e);\n        }\n    };\n    return FromEventPatternObservable;\n}(Observable_1.Observable));\nexports.FromEventPatternObservable = FromEventPatternObservable;\n//# sourceMappingURL=FromEventPatternObservable.js.map",

• Exclude checks
  • Disable engine
  • Disable check

TODO found

Open

    "\"use strict\";\nvar __extends = (this && this.__extends) || function (d, b) {\n    for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];\n    function __() { this.constructor = d; }\n    d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());\n};\nvar OuterSubscriber_1 = require('../OuterSubscriber');\nvar subscribeToResult_1 = require('../util/subscribeToResult');\n/* tslint:disable:max-line-length */\n/**\n * Projects each source value to the same Observable which is merged multiple\n * times in the output Observable.\n *\n * <span class=\"informal\">It's like {@link mergeMap}, but maps each value always\n * to the same inner Observable.</span>\n *\n * <img src=\"./img/mergeMapTo.png\" width=\"100%\">\n *\n * Maps each source value to the given Observable `innerObservable` regardless\n * of the source value, and then merges those resulting Observables into one\n * single Observable, which is the output Observable.\n *\n * @example <caption>For each click event, start an interval Observable ticking every 1 second</caption>\n * var clicks = Rx.Observable.fromEvent(document, 'click');\n * var result = clicks.mergeMapTo(Rx.Observable.interval(1000));\n * result.subscribe(x => console.log(x));\n *\n * @see {@link concatMapTo}\n * @see {@link merge}\n * @see {@link mergeAll}\n * @see {@link mergeMap}\n * @see {@link mergeScan}\n * @see {@link switchMapTo}\n *\n * @param {Observable} innerObservable An Observable to replace each value from\n * the source Observable.\n * @param {function(outerValue: T, innerValue: I, outerIndex: number, innerIndex: number): any} [resultSelector]\n * A function to produce the value on the output Observable based on the values\n * and the indices of the source (outer) emission and the inner Observable\n * emission. The arguments passed to this function are:\n * - `outerValue`: the value that came from the source\n * - `innerValue`: the value that came from the projected Observable\n * - `outerIndex`: the \"index\" of the value that came from the source\n * - `innerIndex`: the \"index\" of the value from the projected Observable\n * @param {number} [concurrent=Number.POSITIVE_INFINITY] Maximum number of input\n * Observables being subscribed to concurrently.\n * @return {Observable} An Observable that emits items from the given\n * `innerObservable` (and optionally transformed through `resultSelector`) every\n * time a value is emitted on the source Observable.\n * @method mergeMapTo\n * @owner Observable\n */\nfunction mergeMapTo(innerObservable, resultSelector, concurrent) {\n    if (concurrent === void 0) { concurrent = Number.POSITIVE_INFINITY; }\n    if (typeof resultSelector === 'number') {\n        concurrent = resultSelector;\n        resultSelector = null;\n    }\n    return this.lift(new MergeMapToOperator(innerObservable, resultSelector, concurrent));\n}\nexports.mergeMapTo = mergeMapTo;\n// TODO: Figure out correct signature here: an Operator<Observable<T>, R>\n//       needs to implement call(observer: Subscriber<R>): Subscriber<Observable<T>>\nvar MergeMapToOperator = (function () {\n    function MergeMapToOperator(ish, resultSelector, concurrent) {\n        if (concurrent === void 0) { concurrent = Number.POSITIVE_INFINITY; }\n        this.ish = ish;\n        this.resultSelector = resultSelector;\n        this.concurrent = concurrent;\n    }\n    MergeMapToOperator.prototype.call = function (observer, source) {\n        return source.subscribe(new MergeMapToSubscriber(observer, this.ish, this.resultSelector, this.concurrent));\n    };\n    return MergeMapToOperator;\n}());\nexports.MergeMapToOperator = MergeMapToOperator;\n/**\n * We need this JSDoc comment for affecting ESDoc.\n * @ignore\n * @extends {Ignored}\n */\nvar MergeMapToSubscriber = (function (_super) {\n    __extends(MergeMapToSubscriber, _super);\n    function MergeMapToSubscriber(destination, ish, resultSelector, concurrent) {\n        if (concurrent === void 0) { concurrent = Number.POSITIVE_INFINITY; }\n        _super.call(this, destination);\n        this.ish = ish;\n        this.resultSelector = resultSelector;\n        this.concurrent = concurrent;\n        this.hasCompleted = false;\n        this.buffer = [];\n        this.active = 0;\n        this.index = 0;\n    }\n    MergeMapToSubscriber.prototype._next = function (value) {\n        if (this.active < this.concurrent) {\n            var resultSelector = this.resultSelector;\n            var index = this.index++;\n            var ish = this.ish;\n            var destination = this.destination;\n            this.active++;\n            this._innerSub(ish, destination, resultSelector, value, index);\n        }\n        else {\n            this.buffer.push(value);\n        }\n    };\n    MergeMapToSubscriber.prototype._innerSub = function (ish, destination, resultSelector, value, index) {\n        this.add(subscribeToResult_1.subscribeToResult(this, ish, value, index));\n    };\n    MergeMapToSubscriber.prototype._complete = function () {\n        this.hasCompleted = true;\n        if (this.active === 0 && this.buffer.length === 0) {\n            this.destination.complete();\n        }\n    };\n    MergeMapToSubscriber.prototype.notifyNext = function (outerValue, innerValue, outerIndex, innerIndex, innerSub) {\n        var _a = this, resultSelector = _a.resultSelector, destination = _a.destination;\n        if (resultSelector) {\n            this.trySelectResult(outerValue, innerValue, outerIndex, innerIndex);\n        }\n        else {\n            destination.next(innerValue);\n        }\n    };\n    MergeMapToSubscriber.prototype.trySelectResult = function (outerValue, innerValue, outerIndex, innerIndex) {\n        var _a = this, resultSelector = _a.resultSelector, destination = _a.destination;\n        var result;\n        try {\n            result = resultSelector(outerValue, innerValue, outerIndex, innerIndex);\n        }\n        catch (err) {\n            destination.error(err);\n            return;\n        }\n        destination.next(result);\n    };\n    MergeMapToSubscriber.prototype.notifyError = function (err) {\n        this.destination.error(err);\n    };\n    MergeMapToSubscriber.prototype.notifyComplete = function (innerSub) {\n        var buffer = this.buffer;\n        this.remove(innerSub);\n        this.active--;\n        if (buffer.length > 0) {\n            this._next(buffer.shift());\n        }\n        else if (this.active === 0 && this.hasCompleted) {\n            this.destination.complete();\n        }\n    };\n    return MergeMapToSubscriber;\n}(OuterSubscriber_1.OuterSubscriber));\nexports.MergeMapToSubscriber = MergeMapToSubscriber;\n//# sourceMappingURL=mergeMapTo.js.map",

• Exclude checks
  • Disable engine
  • Disable check

HACK found

Open

    "\"use strict\";\nvar root_1 = require('./util/root');\nvar toSubscriber_1 = require('./util/toSubscriber');\nvar observable_1 = require('./symbol/observable');\n/**\n * A representation of any set of values over any amount of time. This the most basic building block\n * of RxJS.\n *\n * @class Observable<T>\n */\nvar Observable = (function () {\n    /**\n     * @constructor\n     * @param {Function} subscribe the function that is  called when the Observable is\n     * initially subscribed to. This function is given a Subscriber, to which new values\n     * can be `next`ed, or an `error` method can be called to raise an error, or\n     * `complete` can be called to notify of a successful completion.\n     */\n    function Observable(subscribe) {\n        this._isScalar = false;\n        if (subscribe) {\n            this._subscribe = subscribe;\n        }\n    }\n    /**\n     * Creates a new Observable, with this Observable as the source, and the passed\n     * operator defined as the new observable's operator.\n     * @method lift\n     * @param {Operator} operator the operator defining the operation to take on the observable\n     * @return {Observable} a new observable with the Operator applied\n     */\n    Observable.prototype.lift = function (operator) {\n        var observable = new Observable();\n        observable.source = this;\n        observable.operator = operator;\n        return observable;\n    };\n    Observable.prototype.subscribe = function (observerOrNext, error, complete) {\n        var operator = this.operator;\n        var sink = toSubscriber_1.toSubscriber(observerOrNext, error, complete);\n        if (operator) {\n            operator.call(sink, this.source);\n        }\n        else {\n            sink.add(this._subscribe(sink));\n        }\n        if (sink.syncErrorThrowable) {\n            sink.syncErrorThrowable = false;\n            if (sink.syncErrorThrown) {\n                throw sink.syncErrorValue;\n            }\n        }\n        return sink;\n    };\n    /**\n     * @method forEach\n     * @param {Function} next a handler for each value emitted by the observable\n     * @param {PromiseConstructor} [PromiseCtor] a constructor function used to instantiate the Promise\n     * @return {Promise} a promise that either resolves on observable completion or\n     *  rejects with the handled error\n     */\n    Observable.prototype.forEach = function (next, PromiseCtor) {\n        var _this = this;\n        if (!PromiseCtor) {\n            if (root_1.root.Rx && root_1.root.Rx.config && root_1.root.Rx.config.Promise) {\n                PromiseCtor = root_1.root.Rx.config.Promise;\n            }\n            else if (root_1.root.Promise) {\n                PromiseCtor = root_1.root.Promise;\n            }\n        }\n        if (!PromiseCtor) {\n            throw new Error('no Promise impl found');\n        }\n        return new PromiseCtor(function (resolve, reject) {\n            var subscription = _this.subscribe(function (value) {\n                if (subscription) {\n                    // if there is a subscription, then we can surmise\n                    // the next handling is asynchronous. Any errors thrown\n                    // need to be rejected explicitly and unsubscribe must be\n                    // called manually\n                    try {\n                        next(value);\n                    }\n                    catch (err) {\n                        reject(err);\n                        subscription.unsubscribe();\n                    }\n                }\n                else {\n                    // if there is NO subscription, then we're getting a nexted\n                    // value synchronously during subscription. We can just call it.\n                    // If it errors, Observable's `subscribe` will ensure the\n                    // unsubscription logic is called, then synchronously rethrow the error.\n                    // After that, Promise will trap the error and send it\n                    // down the rejection path.\n                    next(value);\n                }\n            }, reject, resolve);\n        });\n    };\n    Observable.prototype._subscribe = function (subscriber) {\n        return this.source.subscribe(subscriber);\n    };\n    /**\n     * An interop point defined by the es7-observable spec https://github.com/zenparsing/es-observable\n     * @method Symbol.observable\n     * @return {Observable} this instance of the observable\n     */\n    Observable.prototype[observable_1.$$observable] = function () {\n        return this;\n    };\n    // HACK: Since TypeScript inherits static properties too, we have to\n    // fight against TypeScript here so Subject can have a different static create signature\n    /**\n     * Creates a new cold Observable by calling the Observable constructor\n     * @static true\n     * @owner Observable\n     * @method create\n     * @param {Function} subscribe? the subscriber function to be passed to the Observable constructor\n     * @return {Observable} a new cold observable\n     */\n    Observable.create = function (subscribe) {\n        return new Observable(subscribe);\n    };\n    return Observable;\n}());\nexports.Observable = Observable;\n//# sourceMappingURL=Observable.js.map",

• Exclude checks
  • Disable engine
  • Disable check