Eslint Promise Is Not Defined







12以上で動かすならどっちで書いてもいいかなという感じがした。 古い環境をターゲットにするならcoffeeの方が安心感がある。 ESLint. Latest release 1. equals(a, b) This is a deep-equality function that will return true if two objects have the same values (recursively). eslint/eslint. Is registering all the plugins within nuxt. The good news is that many major modern browsers support the use of arrow functions. Learn more about Babel with our getting started guide or check out some videos on the people and concepts behind it. bin/gulp build inside their module directory. TypeScript 与 ESLint ESLint 是一个代码检查工具,主要用来发现代码错误、统一代码风格,目前已被广泛的应用于各种 JavaScript 项目中。 它通过插件化的特性极大的丰富了适用范围,搭配 typescript-eslint-parser 之后,甚至可以用来检查 TypeScript 代码。. Contribute to Open Source. This rule can help you locate potential ReferenceErrors resulting from misspellings of variable and parameter names, or accidental implicit globals (for example, from forgetting the var keyword in a for loop initializer). This documentation always reflects the latest stable version of React. See babel-jest plugin. A question will arise during these moments. We have not defined a mapStateToProps function for this component because we are using the very same one from project. 最近项目中有使用到高德地图,搜了下发现饿了么的 vue-amap 比较知名。不过实际安装使用中发现还是有很多问题的,并不友好。. Linting is the process of running your code through a tool to analyse for potential errors. itstuesday will. you don't need to wait for a release, you can always install tip of the master of any npm package with npm install githubuser/project in the case of escope, after downloading the master branch with npm install you will also have to run a build task to build their library, but it should be as simple as a npm install followed by node_modules/. The practical guide for Building REST API in Nodejs and MongoDB include Passport and JWT : PGTFB. Commit Score: This score is calculated by counting number of weeks with non-zero commits in the last 1 year period. The overrides should be indexed by plugin name (e. For more information about the promise, you can read an article on the. 6 * (c) 2017 Abdelrahman Awad * @license MIT */ (function (global, factory) { typeof exports === 'object' && typeof module !== 'undefined. It explains the usage of node. Merge branch 'develop' into 'master' Move dev work to master for OneFlow See merge request sterrk/yquery!10. json (note: it has additional rules set to disallow jquery functions when there's an equivalent javascript one):. Javascript Promise all is the best way to aggregate a group of promises to a single promise. (no-undef) 'IMatch' is not defined. First of all, it's easily plugable. View Lee Doran-Constant’s profile on LinkedIn, the world's largest professional community. This jQuery XHR object, or "jqXHR," returned by $. however, upon running eslint in the react app directory, it's saying it's missing plugins. If you want to use it to compile JavaScript code it has to be explicitly defined. The only difference is that, now, you are not calling the global process variable anymore because Electron 6 is not exposing it by default and because the Vue. 使用ESLint检查代码而产生的 解决办法: 1. Update: if you are using Jasmine 2, andCallThrough() has been changed to and. So ESLint is actually right on that point. "inner" - check for variables defined in the same scope only. We defined the environment variables for development in file. json file: You will find an "env" section defining the environments you are using in your code. While collaborator is giving push access, it is better to send Pull Request, so otheres could review and comment. In this tutorial we are going to build simple VueJS 2 Typeahead Component. I read your script description page which said Chrome is fine. A fully pluggable tool for identifying and reporting on patterns in JavaScript. 0, you might see errors such as global is not defined in your app or test suite. See the section on Anymod. Online Javascript Compiler, Online Javascript Editor, Online Javascript IDE, Javascript Coding Online, Practice Javascript Online, Execute Javascript Online, Compile Javascript Online, Run Javascript Online, Online Javascript Interpreter, Online Javascript Editor (Javascript). eslint/eslint. If you already know ESLint, Prettier, EditorConfig and how you can benefit from using them together, do not worry!. Thanks for your interest in improving ESLint. However, it’s possible to add reactive properties to a nested object using the Vue. To extract the webpack bootstrap logic into a separate file, use the CommonsChunkPlugin on a name which is not defined as entry. yml, falling back to production environment」のエラー対策 Ruby・Ruby on Rails 2019年10月20日. I see this here in the eslint docs:. ESLint中文官网, ESLint中英文对照, JavaScript代码检测, JavaScript代码风格检测, JavaScript代码自动格式化,A pluggable and configurable linter tool for identifying and reporting on patterns in JavaScript. The most notorious of JavaScript’s faults is probably in its weak typing (not to be confused with dynamic typing) which manifests in the profusion of WATs and WTFs that make JavaScript the butt of so many industry jokes. Therefore, when we extract a method, we need to provide the missing piece ourselves and fill in a fixed value for this, via the function method. * references all over our code. config Provide a path to the JSON config file for eslint. Getting Started. Project Information Install $ npm install -g ngwp Example. ESLint is a JavaScript linter/style checker that has quickly risen in popularity for a number of reasons. React Redux Starter Kit. While this might be ok for an app or a command line tool, it becomes a problem if your code is a library which you intend to publish for others to use or if you can't exactly control the environment. 这两天因为公司要求,就对ESLint进行了初步的了解,网上的内容基本上都差不多,但是内容有些乱,我这呢,就跟着大部分的文章,以及官方文档整理出了一篇入门学习的文字,技术点不算特别全,但是对于新手的我来说是够的,文章的篇幅很长,内容可能有些累赘,. For example, alert(), confirm() are methods defined on the window object. js), expose a factory as module. The Data Type of typeof. Hello! Thanks for this great plugin! I have a, for me at least, weird problem with it. js 的技术研究。 服务器赞助商为 ,存储赞助商为 ,由 提供应用性能服务。. - The dependencies listed in package. json files contain a standard set of information. In browsers that support it this is handled with a point-events: none style but not all browsers support it yet. 이 책은 같은 길벗 출판사의 자바스크립트 패턴과 테스트 (래리 스펜서 저)와 함께 읽으면 시너지가 있습니다. Introducing Polyfills. When Not To Use It If you have a module that must be initialized with information that comes from the file-system or if a module is only used in very rare situations and will cause significant overhead to load it may make sense to disable the rule. Long term support of older versions of Electron does not currently exist. Instead you will see the @vue/cli-service and various @vue/cli-plugin-* dependencies. To fix that it’s recommended to add Jest type definition file to the list of JavaScript library in WebStorm – Preferences – Languages & Frameworks – JavaScript – Libraries, click Download and search for Jest. I REALLY struggled with building an error-free Webpack and Express application boilerplate. If, on the other hand, the feature foo is not defined, then resolution of the expression will be deferred to when the application is loaded in the browser and the run-time value of the feature foo will be used to determine which module reference is provided. [ESLint] Fix ESLint issues in devtools/client/webconsole/hudservice. The environment variables defined in dotenv will only be used when the backend is not in production mode, i. Now let’s move on to running and debugging Node. Storybook for Vueで「Failed to mount component: template or render function not defined. // in problematic UIWebViews, Promise. When I try to install any node package e. Quite a few frameworks have built-in HTTP APIs. Prototypes should not have properties that are not functions, because prototype properties that are not primitives (such as arrays and objects) will not behave as one would expect, since they will use the instance that is looked up from the prototype. It was only supported for target es6 transpiling directly to ES6 generators. transformIgnorePatterns [array]. Also these hooks can return a promise, the test framework will not continue until the promise is resolved, or will fail it is rejected: before(() => { // do some work, return promise / promise chain return new Promise(() => true); } after(() => functionThatReturnsPromise());. Mastering Async Await in Node. In Brackets with brackets-eslint I get this error: ERROR: 'Promise' is not defined. Add jest to the plugins section of your. config Provide a path to the JSON config file for eslint. Technical discussion about Quasar Framework, tooling, etc. Operators ( + - * / ) do not have any data type. Module resolution is the process the compiler uses to figure out what an import refers to. Given a set of places with lat/long predefined (locations that are not defined in google maps etc should be included), I need to get the top N number of places which are within a given distance radius from a given location (also with lat/long defined). By continuing to use Pastebin, you agree to our use of cookies as described in the Cookies Policy. js creating a larger download file for users to download( example: registering vue-twix is not necessary on pages that do not have textareas) or will nuxt/webpack handle the removal of unnecessary plugins on a page by page or component by component basis (so i dont have to even worry about this). window API Watch the following video to know more about the window object. The test then expects that certain requests have or have not been made, performs assertions against those requests, and finally provides responses by "flushing" each expected request. TypeScript Deep Dive: Promise The return type of an async function or method must be the global Promise type: the return type of an async function is a promise; It's like how async functions in. This documentation always reflects the latest stable version of React. I'm really new to ReactJs and currently struggling to create an onClick event, that will take the href value of itself and pass it to a function called 'action'. ESLint Config Files. In Babel 6, values passed to Babel directly (not from a config file), were resolved relative to the files being compiled, which led to lots of confusion. bind() (line A):. ESLint is a popular linter which also supports TypeScript. eslint --init すると、質問に答えていい感じの設定を作ってくれる!? How would you like to use ESLint? (Use arrow keys) To check syntax only > To check syntax and find problems To check syntax, find problems, and enforce code style? What type of modules does your project use?. Prettier + ESLint + Facebook Code Quality: The Auto-magical React Styling Tutorial. Gireesh Punathil is now a member of the Technical Steering Committee #26657. First of all, it's easily plugable. clear() can vary across operating systems and terminal types. Its main purpose is to bundle JavaScript files for usage in a browser, yet it is also capable of transforming, bundling, or packaging just about any resource or asset. json, install karma and grunt-karma with the following commands:. Hi, I'm Nicholas C. Contribute to Open Source. TypeScript team doesn't use null: TypeScript coding guidelines and it hasn't caused any problems. While Language Servers have many benefits, they are not the only option for extending the editing capabilities of VS Code. * @type {Promise} */ get promise() { return this. In this tutorial we are going to build simple VueJS 2 Typeahead Component. Use sessionMessage() or sessionError() to add a form level message, throw a ValidationException during submission, or add a custom validator. May 25, 2015. ReferenceError。 何がうまくいかなかったのか? どこかで定義されていない変数を参照しています。この変数は、定義されている必要があります。または、現在のスクリプトか scope で利用可能か確認する必要があります。. For more information about the promise, you can read an article on the. return the first argument that is `!== undefined` Additional ESLint rules. '; // SyntaxError: unterminated string literal. eslint/eslint. But, the typeof operator always returns a string (containing the type of the operand). Project Information Install $ npm install -g ngwp Example. ESLint is a JavaScript linter/style checker that has quickly risen in popularity for a number of reasons. If you are, we have some special instructions and tips just for you. I also did some Googling and found that it is common for Windows users to do python and Linux to do python3 since python3 is not defined on a Windows system. We have not defined a mapStateToProps function for this component because we are using the very same one from project. Browsers not supporting strict mode will run strict mode code with different behavior from browsers that do, so don't rely on strict mode without feature-testing for support for the relevant aspects of strict mode. // For environments that do not have a `window` with a `document` // (such as Node. js file for any do_check_eq, add_task not defined in a test directory. In this tutorial, we're going to look at how you might start out. bin/gulp build inside their module directory. js® is a JavaScript runtime built on Chrome's V8 JavaScript engine. 예를들어 Promise 객체는 기존에 존재하지 않는 ES6 에서 추가된 객체로, ES6 이전에서 new Promise() 를 하는 경우 Javascript 의 Syntax 이지만 정의되지 않는 function 이라는 의미에서 'Promise is not a function ' 의 결과를 보여준다. Discover open source packages, modules and frameworks you can use in your code. Define a schema and call. If expect is passed a promise, it only runs the expectation when the promise is resolved. JSHint will enforce these rules even if it is executed in a JavaScript engine which does not support the "u" flag. [Vue warn]: Property or method "say" is not defined on the instance but referenced during render. 12以上で動かすならどっちで書いてもいいかなという感じがした。 古い環境をターゲットにするならcoffeeの方が安心感がある。 ESLint. Note: This is often called lexical binding — the value of this is dependent entirely upon where the arrow function is defined. We defined the environment variables for development in file. So for this release cycle, we have removed the dependency from plugins that were relying on it and gave the plugins a major version jump. env , but the environment variable that defines the database URL in production should be set to Heroku with the heroku config:set command. js), expose a factory as module. Final thoughts. however, upon running eslint in the react app directory, it's saying it's missing plugins. If these do not exist at runtime and you try to use them, things will break without warning. libraryExport. In Babel 6, values passed to Babel directly (not from a config file), were resolved relative to the files being compiled, which led to lots of confusion. js APIs in your client-side code. See babel-jest plugin. Check if an object is empty or not. The + operator variant looks like this:. TypeScript Deep Dive: Promise The return type of an async function or method must be the global Promise type: the return type of an async function is a promise; It's like how async functions in. js process with a non-zero exit code. var ref = db. I'm really new to ReactJs and currently struggling to create an onClick event, that will take the href value of itself and pass it to a function called 'action'. Since we only look at the returned value from any feature detection function, you do not need to actually use a function. This is one of the ways of achieving concurrency in JavaScript. 모듈이란 애플리케이션을 구성하는 개별적 요소로서 재사용 가능한 코드 조각을 말한다. Now let’s move on to running and debugging Node. Get Started with ESLint. (no-undef) #9812. This might indicate that some of your packages—even though they run in a browser environment—still rely on globals (these are usually only available in a Node environment) and may require a polyfill to work. js I make a reference to the function created in js1. Quite a few frameworks have built-in HTTP APIs. eslint使用注意事项. It shined a spotlight on unknown production issues. '$' is not defined. Second, it's sort of a hybrid between JSHint, and JSCS. Update: if you are using Jasmine 2, andCallThrough() has been changed to and. People Repo info Activity. Project Information Install $ npm install -g ngwp Example. Eslint alert is not defined keyword after analyzing the system lists the list of keywords related and the list of websites with related content, in addition you can see which keywords most interested customers on the this website. Environment variables that affect the build process ¶ CONDA_PY. As I think it's more a problem of the documentation on not a bug, I'm looking for more complete examples for the configuration. slickを使用する際jQuery is not definedというエラーがでる TypeScriptでPromise. Latest release 1. You can start * electron renderer process from here and communicate with the other processes * through IPC. '$' is not defined. I mean, I also think it's an absolutely awful language but it's really proven to be a valuable source of data for what other programming languages should do and perhaps more importantly: not do. 73 KB TypeError: Bad argument. It does not require a DOM. The core WebExtension code lives in the same repository as the Firefox browser. slickを使用する際jQuery is not definedというエラーがでる TypeScriptでPromise. Search issue labels to find the right project for you!. Check if an object is empty or not. There are separate observers for each component, it should be simpler to just register a listener for places and specific events 2. js application with async functions (async/await). The following node global objects are still defined for ES modules, because they are also defined for browser execution environments: console, setTimeout, clearTimeout, setImmediate, setInterval To get the other node pre-defined globals and module locals, you must import them. It's therefore recommended to also enable it in your. But we want to disable it for these global variables. 最新React全家桶实战使用配置指南. JavaScript 不斷的演進下,許多不嚴謹的寫法都應該逐漸被修正,但哪些是需要修正的字詞呢!? 'use strict' 則是新加入的標準,目的是為了讓編寫「具穩定性的 JavaScript 更容. npm install --save redux react-redux. The environment variables defined in dotenv will only be used when the backend is not in production mode, i. From the same directory as your project's Gruntfile and package. A typical starting point with ESLint is to first analyse your code with it and look at the output. This is a concept that typically means providing JavaScript which tests for features that are missing (prototypes not defined, etc) and "fills" them by providing an implementation. config Provide a path to the JSON config file for eslint. Please do not delete this template. 2r로 업그레이드하는 것도 포함됩니. Airbnb has two configs, a base one eslint-config-airbnb-base and one that includes rules for React eslint-config-airbnb. If you want to see more examples of Mithril code, check the examples page. Imagine the following situation - you’re trying to select columns from a Postgres table Let’s assume these are the only four fields you want…. (no-undef) #9812. eslint(no-undef) typescriptだと @types/jest を入れろと言われるが、eslint ではそれだけではダメだった。. The practical guide for Building REST API in Nodejs and MongoDB include Passport and JWT : PGTFB. Module resolution is the process the compiler uses to figure out what an import refers to. eslint-plugin-css-modules This plugin intends to help you in tracking down problems when you are using css-modules. It's the successor to JSHint, and both are static analysis tools: they're software that analyzes your code statically (without running it) and analyzes it. Bevis Tseng — Bug 1415796 - Fix test failures of SessionStore if comformant Promise handling Preferences is defined; - Enable ESLint rule mozilla/use. Commit Score: This score is calculated by counting number of weeks with non-zero commits in the last 1 year period. eslint使用注意事项. [ESLint] Fix ESLint issues in devtools/client/webconsole/hudservice. 原来是因为虽然是传递的值,但是在函数传参的时候也要加引号,加上引号后就. Have you an explanation?. Javascript Promise all is the best way to aggregate a group of promises to a single promise. vue开发中regeneratorRuntime is not defined. I see this here in the eslint docs:. The environment variables defined in dotenv will only be used when the backend is not in production mode, i. An example for the places list would be restaurants in a country. Get Started with ESLint. 发布:2019-01-03 阅读(568) 'define' is not defined. When upgrading to a version of the addon beyond 1. /* eslint no-unreachable: off */ /** * This module executes inside of electron's main process. 1; eventsource-polyfill ^0. ESLint for plugins Introduction. I want as much control over my code as possible. 問題 jest + typescript で、eslintが以下のエラーを出力した。 'describe' is not defined. More than 3 years have passed since last update. 1 not defined in the RE? error-code error-handling eslint esp8266 ethereum ethernet event projection prolog prometheus promise promql properties protocol. (no-undef) To get rid of the first warning, I had to add an option to the. ESLint中文官网, ESLint中英文对照, JavaScript代码检测, JavaScript代码风格检测, JavaScript代码自动格式化,A pluggable and configurable linter tool for identifying and reporting on patterns in JavaScript. js® is a JavaScript runtime built on Chrome's V8 JavaScript engine. MySpace Profile - Illegal Skateboards, 26 y Live OddsNFL ScoresNFL MatchupsNFL TrendsNFL InjuriesNFL DatabasesNFL TeamsNFL LogsNFL TransactionsNFL Stats - Hot & NotNFL Stats - OffensiveNFL Stats - DefensiveNFL ATS StandingsNCAAFNCAAF HomeSportsBooksNCAAF Live OddsNCAAF ScoresNCAAF MatchupsNCAAF TrendsNCAAF InjuriesNCAAF DatabaseNCAAF TeamsNCAAF LogsNCAAF TransactionsNCAAF Stats - Hot. For example, alert(), confirm() are methods defined on the window object. /* eslint no-unreachable: off */ /** * This module executes inside of electron's main process. The option is open, not noOpen. Linting is the process of running your code through a tool to analyse for potential errors. The good news is that many major modern browsers support the use of arrow functions. js projects. Linux or other operating systems Node installers. m?js$/, loader: 'babel',} webpack then tries to load the babel package instead of the babel-loader. * @type {Promise} */ get promise() { return this. The paramater we want is the :id parameter which we defined in our router file. Because of this, rules that operate on import checking or typechecking rules will likely not work. Added a Stop API to shut down Node. 73 KB TypeError: Bad argument. How to use Gulp in Visual Studio 2014-10-08. then doesn't completely break, but // it can get stuck in a weird state where callbacks are pushed into the // microtask queue but the queue isn't being flushed, until the browser. Mastering Async Await in Node. Merge branch 'develop' into 'master' Move dev work to master for OneFlow See merge request sterrk/yquery!10. 2018 - Added global document. 1; eventsource-polyfill ^0. With TrackJS, we're empowered to proactively resolve UI errors the moment they occur instead of passively waiting for customers to report issues. It is a powerful metaphor, although if you read the Wikipedia article, it turns out frogs do not actually behave that way. To declare those as ok it might be tempting to just add those objects which are defined by node. Since these functions are not defined or require'd anywhere in your code, standard will warn that you're using a variable that is not defined (usually, this rule is really useful for catching typos!). Recently I had the need to set up a small internal static site that interacted with a few remote services. If something isn't defined in the mongoose. Therefore, when we extract a method, we need to provide the missing piece ourselves and fill in a fixed value for this, via the function method. It warns when dependencies are specified incorrectly and suggests a fix. The bins (intervals) must be adjacent and are often (but are not required to be) of equal size. npx eslint main. local checks only that locally-declared variables are used but will allow global variables to be unused. While Language Servers have many benefits, they are not the only option for extending the editing capabilities of VS Code. はてなブログをはじめよう! urawayさんは、はてなブログを使っています。あなたもはてなブログをはじめてみませんか?. If, on the other hand, the feature foo is not defined, then resolution of the expression will be deferred to when the application is loaded in the browser and the run-time value of the feature foo will be used to determine which module reference is provided. A linter is a static code analysis tool that often flags your code about: out of the/your code standards; misusages of language features that are obsolete or harmful; misusages of programming in. Web Dev Gulp. Gireesh Punathil is now a member of the Technical Steering Committee #26657. JSHint will enforce these rules even if it is executed in a JavaScript engine which does not support the "u" flag. Javascript Promise all is the best way to aggregate a group of promises to a single promise. It is compatible with node. jsx by importing it. I founded the first version using cmake, because my projects are mostly C++, but that'll evolve (to include gradle for example or whatever). Promise 对象就是为了解决这个问题而提出的。它不是新的语法功能,而是一种新的写法,允许将回调函数的嵌套改成链式调用。 Promise 的最大问题是代码冗余,原来的任务被 Promise 包装了一下,不管什么操作,一眼看去都是一堆 then ,原来的语义变得很不清楚。. eslint环境变量设置. Since these functions are not defined or require'd anywhere in your code, standard will warn that you're using a variable that is not defined (usually, this rule is really useful for catching typos!). OK, I Understand. It is compatible with node. In addition to the core ESLint rules, we also provide rule presets for React and Ember. com おかげさまで、はてブで77ブクマ (本稿執筆時点) いただき、皆様もこの件について苦労なさっていることが伺い知れた。. This is what I have saved in DB. Promise Manager; Command line processing; Implementations. I'm trying to create a shared eslint config package that 4 of my react apps can use. js file for any do_check_eq, add_task not defined in a test directory. Since these functions are not defined or require'd anywhere in your code, standard will warn that you're using a variable that is not defined (usually, this rule is really useful for catching typos!). * @type {Promise} */ get promise() { return this. '; // SyntaxError: unterminated string literal. Added a Stop API to shut down Node. The goal is to get the value of the 1st id. Close - A QUnit plugin for asserting that a number is approximately equal (or not) to an expected number, within a given tolerance. shadow: This option suppresses warnings about variable shadowing i. How to get all arguments for all calls that have been made to the spy?. We don’t really need to bind directly to the this value, JavaScript can work on its own (such as updating var foo = {}; locally in a callback rather than vm. 2r로 업그레이드하는 것도 포함됩니. Respect sequence with multiple modifier keys passed to pressKey. Make sure you have TypeScript and @typescript-eslint/parser installed, then install the plugin: npm i @typescript-eslint. js + Express4 + Sequelize + PostgreSQLでRESTful APIサーバをつくる; Node. Mongoose provides a straight-forward, schema-based solution to model your application data. js의 보안 결함에 대한 수정 외에 중간 수준의 보안 취약점에 대한 수정 사항이 포함된 Node. Now, whenever a new property is added to post objects, it will automatically be available inside. at the top of your files instead, and all magical objects that can be used by node. A linter is a static code analysis tool that often flags your code about: out of the/your code standards; misusages of language features that are obsolete or harmful; misusages of programming in. ESLint Config Files. As you can see, conceptually, closures are identical to objects except that objects allow you to access multiple things while closures allow you to access only one (function application). While this might be ok for an app or a command line tool, it becomes a problem if your code is a library which you intend to publish for others to use or if you can't exactly control the environment. For those times you have an error-ish but what you really want is an Error. なんかややこしいすね。 単純な for 文だと駄目です。 だって Promise 完了まで待たないとすぐ終わっちゃうから。 なので、 Promise オブジェクトを変数 p で覚えておいて、さらにそこから then() の戻り値で上書きしながら連結します。. 24 * (c) 2017 Abdelrahman Awad * @license MIT */ (function (global, factory) { typeof exports === 'object' && typeof module. Most probably they are all about require is not defined or module is nor defined. Installation. js As developers, we often face situations where we need to use unfamiliar code. Usage with Airbnb. In order to help people write standard-compliant code from the start and avoid wasting time during code reviews, a set of ESLint configuration files have been added to the code base so that JavaScript can be analyzed automatically. When you use Prettier and Healthier code editor extensions, you will get both auto formatting and linting working in tandem. grunt-karma. People Repo info Activity. _internalRenderTask. 解决方法 getCurrentPages() // eslint-disable-line. 所谓模块化编程,就是把你定义的模块划分成一个一个模块,当需要的时候引入。 所以你报错的代码里,Orienter其实是一个模块对象,而不是一个构造函数。. This is done in order to prevent promise chaining from replacing the promise with the resolved value before it is provided to the caller. It is an operator. json do not include the expected webpack, webpack-web-server, various webpack loaders, and mocha-webpack. render for more. Since JavaScript code tends to have a large amount of object literals defined, interfaces provide an easy way to validate that the right type of object is being used. Most IDEs and editors have good linter integration so you can spot issues as you develop. The problem is that the dot operator for calling a method is not simply a combination of first reading the property and then calling the result. Comment on attachment 8747442 0001-Bug-1256822-ESLint-Fix-ESLint-issues-in-devtools-cli.