Eslint config js not working Sep 26, 2022 · That's because ESLint is attempting to parse the file using typescript-eslint, but within your tsconfig. js app using "npx create-next-app" and . Documentation for the new "flat config". js file). Sometimes people can get a bit condescending with silly questions like these. By default, ESLint does not perform autofixes when a custom processor is used, even when the --fix flag is enabled on the command line. To report unused eslint inline config comments (those that don’t change anything from what was already configured), use the reportUnusedInlineConfigs setting. eslintignore. Nov 17, 2023 · You can directly import a configuration and declare it within the new eslint. Install them by yarn add eslint --dev. This page serves as a reference for common issues working with ESLint. Recommended rule-sets from the following ESLint plugins are all used within eslint-config-next: eslint-plugin-react; eslint-plugin-react-hooks Nov 9, 2022 · The thing is turborepo's eslint setting is kinda weird because they set their eslint-config-custom name in package. json is present, the glob patterns in the config are relative to . It looks like I can maybe move this into my eslint. js file which ESLint will look for and read automatically, or you can specify a configuration file on the command line . After updating VSCode, adding "eslint. js file at the root of your project. Aug 30, 2022 · Unfortunately this is not so easy. Run the CLI in Debug Mode Mar 25, 2022 · Verify canary release I verified that the issue exists in Next. js", "babel. how to add linting rules to nextjs config { "env": { Mar 5, 2024 · Step 1: Install ESLint and Vite Plugin npm install eslint vite-plugin-eslint eslint-config-react-app --save-dev. rather than . The recommended ESLint rules were enabled by the "extends": "eslint:recommended" property in the old configuration files, but that property does not exist anymore in Jan 15, 2025 · I was setting up a new vue3 + typscript project with all the required prettier and lint configuration. js --no-ignore would cause my-config-file. js, and app/+html. js environment. For example, if --config configs/. js, you'll probably need to restart VS Code for the new configuration to apply. Nov 3, 2024 · You can use npx eslint --debug filename. But it doesn't work, when eslint has launched from vscode. Oct 16, 2019 · I had ESLint config file setup, i intentionally code wrong to test if ESLint is working, but i did not see any errors. js and since you are using eslint. 4. js is the new config file format that ESLint follows by default in v9. js Current Jan 15, 2025 · ESLint is generally configured for a single environment. グローバル変数: 使用するECMAScriptのバージョンやブラウザ・Node. Eslint still higlights formatting rules even after restarting eslint server; I dont know how to add plugins or configs in this file. js" and that these are relative to the base directory of your ESLint configuration file. I can finally be at peace. As you can see in the "flat config" documentation, the eslint. For example, the app. I am currently working on a TypeScript project for a client, and ESLint must be configured such that it is able to parse TypeScript syntax, but I cannot seem to correctly configure ESLint to use the TS-parser plugins. 0 Local ESLint version: 9. js; The lowest minor version of the Node. Apr 9, 2024 · However, in the case of the keycloak repository, it looks like the plugin is unable to find the eslint. I've already followed countless tutorials on getting eslint+prettier+airbnb plus all of the relevant plugins working. When you run npm init @eslint/config, you’ll be asked a series of questions to determine how you’re using ESLint and what options should be included. It is unopinionated by default but customizable by passing options to the factory function. 0 Global ESLint version: 9. Now I've introduced Typescript to my React project, ESLint is no longer working on the fly in VSC. js). jsx). vue\" --ignore-path . ESLint for VSCode has already been installed with version 1. later I have installed airbnb . Neither of these options are working for me to make ESLint process files beyond the default of *. How to Fix ESLint CLI Not Working 1. /. json file in the root of your project that includes your selected configuration. Dec 9, 2020 · Okay it is working now. mjs file instead of a . config({ extends: ['next'], }), ] export default eslintConfig Feb 24, 2022 · Recently we set up Husky to pre-commit our git commits, and some of the settings changed and while next lint correctly lints, and our Husky settings work with both types of files, the VSCode extension for EsLint no longer works on JavaScript files. alwaysShowStatus": true to my settings. The Node. To run ESLint for other folders as well, you have to use the --dir flag. To me this seems correct. Aug 29, 2017 · npm install -D rimraf prettier babel-eslint eslint-plugin-react eslint-plugin-jsx-a11y eslint-plugin-import eslint-config-prettier eslint-config-airbnb eslint-plugin-react-hooks npm run build Try running this, worked for me. js --ext . Nov 12, 2019 · Download the eslint vscode plugin from the vscode marketplace. However, I'm unable to CTRL + click imports or F12 th Still not working? check if your eslint works fine by running this in the terminal: eslint --ext \". When viewing CommonJS files in VS Code, errors are being shown for requires. Plugin definitions can be created virtually directly in your config. Because ignores in eslint. eslintrc file Jun 11, 2022 · When you use the eslint-config-airbnb-base package via the command below $ npm install --save-dev eslint-config-airbnb-base you have to add "airbnb-base" the following to your . The current configuration file format for ESLint. The thing is it was installing an older version of ESLINT, so from now on I install the deps myself. To learn more about the flat config format, refer to this blog post. Instead of searching from the current working directory, ESLint will search for a configuration file by first starting in the directory of the file being linted and then searching up its ancestor directories until it finds a eslint. This guide provides an overview of how you can migrate your ESLint configuration file from the eslintrc format (typically configured in . However, the source code is written in JavaScript in an Expo app that runs in multiple different environments. Jun 4, 2021 · this solves the issue in my TypeScript project. js and automatically reloads eslint if that file has changed, but when you're making changes in another file like config. Its purpose is to make the code more consistent and avoid bugs. js LTS release that includes the features the ESLint team wants to use. 1 What version of Node. js provides an ESLint plugin, eslint-plugin-next, already bundled within the base configuration that makes it possible to catch common issues and problems in a Next. Jul 13, 2024 · config expects objects; push acts on arrays. js" or "**/*. js file and I set up eslint to my project with eslint --init. Jan 22, 2018 · I'd like to setup my dev environment for Node. It perform successful. Flat config files are named in the format eslint. Note that ESLint does not support ESM configuration at this time. You must set the ESLINT_USE_FLAT_CONFIG environment variable to true and must pass eslint. Jun 25, 2021 · The documentation for overrides says that glob patterns for files can be along the lines of "src/*. I have a . Apr 6, 2024 · Hi @sysmat, npm init @eslint/config generating an eslint. You need to either tell ESLint to fall back to a default parser to Oct 23, 2024 · You can use the following eslint config with Next 15 and ESLint 9: // eslint. json can cause ESLint to break and not run properly. Jul 7, 2020 · I am trying to import the files using custom aliases following the nextjs documentation. js doesn't have to load all the required modules every time. Rule violations may also include file changes that are unsafe and not automatically applied in the form of suggestions. ESLint supports configuration files in several formats: JavaScript - use . 13. In April of 2024, ESLint released v9. mjs) file created in your directory. js, metro. A file '. js:. js application. I also don't really get the new flat config file working like it should as it always ignores my typescript files, hope you have more success! Thanks! I really appreciate your kind answers. js"]}] Apr 22, 2023 · I’m trying to use the new ESLint configuration file eslint. gitignore . js code with 2 places i expect to generate errors: $ npm install -g eslint later I ran the following command to generate a config file . There are no guides on how to apply custom rules to this config. eslintignore are prioritized above implicit ignore rules. Add the following to your . js; About the configuration package. /src from directory front, it work. May 5, 2023 · Part 1 extends syntax that was compatible with config files is not needed in the flat file config that is code - just import/require the plug-in as a normal lib. Reference. /components/Header'; to import Header from '@compon Aug 17, 2023 · I have a React project in which I'm using Vite and ESLint. Add this to the top of your file: /* eslint-disable */ It needs to be in /* this kind */ of comment, not // this kind. My current approach is from import Header from '. eslint. Not sure if it could be related to react updated or not, but as soon as I did that it worked like a charm. mjs import { FlatCompat } from '@eslint/eslintrc' const compat = new FlatCompat({ // import. js contains a console log just to show that the tailwind css object is being properly added to the settings object. Previously, I supplied various patterns that needed to be linted via command line in package. The file must be included in at least one of the projects provided Dec 9, 2024 · Environment Node version: 20. Report unused eslint inline config comments. js, and react-internal. js and . After answering these questions, you’ll have an eslint. // ESLint configurations. Apr 23, 2024 · npm i -D eslint-config-prettier; add to compat. json, contains ESLint rules and settings. an ESlint configuration can be configured to be run before a commit, in a CI/CD or anywhere really. It should be noted that the same command without the --no-ignore line would not lint the my-config-file. There's a folder off the project root called build. 0. This file will replace your existing . npm install eslint-import-resolver-typescript After eslint-import-resolver-typescript installation { // other configuration are omitted for brevity settings: { "import/resolver": { typescript: {} // this loads <rootdir>/tsconfig. Eslint was suggesting no semi-colon but my prettier extension was adding semi-colon to line endings. So far, I've installed the following packages: "eslint": "9. test. 0 baseDirectory: import. Asking for help, clarification, or responding to other answers. Apr 15, 2017 · My VS Code Setting is "eslint. js and ESLint on WSL and Visual Studio Code, with the ES Apr 15, 2024 · Hi @aladdin-add I have the same issue, tried to figure out what you meant with the workaround you showed here, but I'm not sure what I need to do because you're refering to the standard-with-typescript and I'm not using that May 28, 2019 · Turning off default Visual Studio Code parser and just leaving the eslint parser on save fixed it for me. The plugin integrates eslint into your gui and enables warnings and also auto fix. For example, eslint . js versions are updated to be: The most recent maintenance release of Node. I wanted the eslint output to show up in the console when saving edits to a file directly (just like with CRA). Jan 30, 2025 · ESLint is a linter for JavaScript and TypeScript code that helps identify and report on patterns found in ECMAScript/JavaScript code. Jun 2, 2022 · If you open any directory other than /usr/src/my-project as the workspace in VSCode (for example /usr/src or /usr/src/my-project/client), then VSCode won’t recognize the ESLint configuration file. ESLint introduced a new configuration system in 2022, named "flat config". Just as a note, I actually found it helpful to manually change the env to "jquery". js work differently than in . Install this package and eslint in your devDependencies. And the last step it asks and installs the deps needed for ESLINT. js export default [{ignores: ["foo. That said, I don't think there's much danger of a jest or beforeEach global leaking out into production code ;) – Oct 1, 2018 · using an ESlint + Prettier combo will strip the need to have a specific personal configuration aside of the codebase (untracked). Apr 10, 2024 · Example of the eslint. config/my-config-file. I did not have an . I've tried everything I know and could find online the eslint. js, however if that configuration extends other configurations this won't work - I can't see your '@ui' configuration definition so I have assumed in my code block that it does not extend configurations within itself (if it does, see blog link below on using Cancel: Does not include any ESLint configuration. 3 days ago · ESLintの基本設定とルール設定の進め方メモ. I can take another look, but I'm fairly certain this Sep 28, 2024 · Create a new eslint. The other errors are easily fixed by running this command from a terminal: npm run lint Jun 28, 2022 · using the new eslint flat config, you can add this to the default generated config: import globals from "globals"; import pluginJs from "@eslint/js"; import tseslint Oct 26, 2024 · I've recently migrated my project to Next. I don't want any js file in that folder or any of its subfolders linted. js", "sthing-sthing/**/*. The reason the variable is not removed automatically is because the linter cannot guarantee that you are not using your variable in another place and could break your application, so you have to make this kind of decision yourself whether you want to remove it or not. js 15, but ESLint isn’t functioning as expected. ESLint couldn't find the plugin … Issues oftentimes can be resolved by updating the to latest versions of the eslint package and any related packages, such as for ESLint shareable configs and plugins. I modified the following option in the VS Code User Settings: "eslint. js (or eslint. ts) for the client. /configs . recommended, tseslint. I'll fall back to using the old config for a little while longer. | Documentation for the old configuration system. eslintrc file, even though the ESLint plugin documentation mentions that it works with . 0, a new major version. js", "something/**/*. config. 7. mjs file is not a bug. . config( eslint. I have ESLint extension installed in VSC and it works fine for . Check that your eslint extension config has the "Experimental: use flat config" option enabled. js that was ignored in . Just go to settings Ctrl/Cmd + ,, choose User (global settings) or Workspace (only for the working repo) and on top right corner click the paper with a turning arrow. If it failed with exit code 2 try removing node modules and install again . So I uninstalled all prettier related extensions and deleted my . jsx. This can be in the form of an eslint. ESLint Configuration Errors Check for ESLint configuration errors: open the VSCode Terminal, go to the Output tab, and choose ESLint from the You can use the unstable_config_lookup_from_file flag to change the way ESLint searches for configuration files. Used by @nuxt/eslint module to generate project-aware ESLint config. 0). json to eslint }, }, } If a config is provided via the --config CLI option, the glob patterns in the config are relative to the current working directory rather than the base directory of the given config. js) is still problematic with the VS Code ESLint extension even though they have a flag to enable it. JavaScript (ESM) - use . js. When lint-staged runs, it is showing errors related to this rule. You'll also benefit from having Vue/Nuxt specific ESlint rules and a simpler/more universal configuration. Feb 12, 2020 · The problem I'm having is that whenever a get the configuration sort of working for the vue project, the js files in the backend are not validated. Aug 12, 2017 · ESLint is not working for me in VS Code. mjs to the -c option in CLI in order for your case to work. Part 2 The vscode-eslint extension was slow to adopt the flat file config and I do not think it is fully supported yet (in the case of workspaces), but 2. g. js, but it seems all other files in the directory are also being scanned. For this config you will need to install the following packages in the project: Nov 19, 2023 · ️ Eslint: FlatCompat utility and its work and magic, a deep dive that demystifies Flat config and translation from eslintrc ️ Set your plugins either after or above the one, depending on the… I'm migrating to eslint v9 and am having trouble with the files and ignores. And ESLint won't complain about your file any more! I wanna mention that I had this problem before with other project, but there was no TypeScript - only . I have the plugin installed in VS Code, and ESLint itself as a developer dependency in my package. js canary release Provide environment information Operating System: Platform: darwin Arch: x64 Version: Darwin Kernel Version 21. js (in my case *. Here, the namespace local is used, but you can also use any name you’d like instead. I don't know which one VS Code will use. My main question is if it is possible at all to do this or not. js file because it's in the js directory (the plugin looks for configurations relative to the working directory). The workingDirectories setting instructs the extension to use js as a working directory for files below the js directory hence the file is found. Jul 28, 2023 · I've converted a couple projects to the new config. Sep 24, 2020 · I usually setup my ESLINT manually every project. For example, suppose you have an eslint. 0 supposedly works. The @repo/eslint-config package has three configuration files, base. “Flat” config files are named as such because all nesting must be done in one configuration file. ESLint. js but it didn't output any result. js -c eslint-test. I have the following setup: The app is a Vite + Svelte + TS starter Apr 10, 2024 · it turned out I needed 2 different config blocks for it to work like this: { ignores: ["jest. js, next. The larger the configuration file, the more difficult it can be to determine why a file isn’t linted as expected. dirname, }) const eslintConfig = [ compat. cjs when running ESLint in JavaScript packages that specify "type":"module" in their package. Provide details and share your research! But avoid …. I run eslint CLI from a root folder (where eslint. js file. json file, and then enabling ESLint to Allow Everywhere for all workspaces. Enter > followed by ESLint: Restart ESLint Server. Allowlist and denylist rules specified via --ignore-pattern or . js for debugging. Should one of those be included in the path? I have 37 different files all named . Dec 3, 2021 · Here are my ESlint + Prettier dev packages to have the whole thing properly working: @babel/eslint-parser @nuxtjs/eslint-config @nuxtjs/eslint-module eslint eslint-config-prettier eslint-plugin-nuxt eslint-plugin-prettier eslint-plugin-vue prettier. extends("airbnb-base", 'prettier'), and the new config does not work. When the ESLint CLI is used, it searches for eslint. js: My project uses ESM (. Only select this option if you plan on setting up your own custom ESLint configuration. Apr 9, 2024 · Since the eslint. Sep 26, 2022 · Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question. 1. * and package. js are you using? 11. Flat Config. jsなどの環境を指定 Jun 26, 2022 · Then, either restart the IDE, or restart its ESLint server to pick up the new config: Open the command palette in VS Code by pressing ⌘+P on macOS, or ⊞ Win+P on Windows. Without the eslint vscode plugin you will have to run the eslint command on the command line. npm info "eslint-config-airbnb@latest" peerDependencies When you pass directories to the ESLint CLI, files and directories are silently ignored. By default, eslint_d uses the local eslint package if available. Parsing error: "parserOptions. json files) to the new flat config format (typically configured in an eslint. Another way Since the official config, apparently, is quite crooked (and, to be honest, I don’t even know if it works correctly), you may want to install the linter yourself. js export default [{linterOptions: {reportUnusedInlineConfigs: "error"}}]; Sep 13, 2024 · I've been trying to enable code warnings and errors in VS Code, but when I run npx eslint --init, ESLint creates an eslint. Just add the additional rule object: import eslint from "@eslint/js"; import tseslint from "typescript-eslint"; export default tseslint. What type of modules does your project use? · esm Oct 31, 2021 · Unfortunately, it didn't work either. mjs) files for server-side code, CommonJS (. js file that looks like this: // eslint. js"], }, { // other config } Jun 8, 2024 · Review the project's ESLint configuration to ensure it is correctly set up. eslintrc. js v20. json, which I have installed as well. ESLintの設定ファイルには、主に次の4つの項目がある. 11. Aug 21, 2019 · typescript-eslint has added a super simple config (permalink here) to disable type-aware linting for all js files. This is faster because node. Sep 10, 2024 · Syntax Errors in Configuration Files: Errors in ESLint’s configuration or package. json as "eslint-config-custom" but put "custom" in all eslint configuration instead. js has no eslint plugin/loader specified in their webpack config so I extended theirs by adding my own. If either of the two configuration options are selected, Next. Jul 22, 2023 · Just feedback from a user perspective because it's confusing, maybe because this is a new configuration system we have to get used to. json you excluded that file (either explicitly using the "exclude" setting, or you used "include" to define paths that don't include the path for frontend/tailwind. From the user's perspective, the ignore option means that ESLint will completely ignore all entries from the specified array and will not lint them. eslintrc files. nodePath": "C:\\Users\\Lynne\node_modules\\", Inside that folder are several folders for ESLint -- eslint-config-standard, eslint-plugin-standard, etc. js versions released after the Node. json. Jan 11, 2021 · Your eslint setup might be configured with a "flat config" which is something of newer versions. If you pass a specific file to ESLint, then ESLint creates a warning that the file was skipped. js on Windows, using the Windows Subsystem for Linux as much as possible. Aug 11, 2021 · What version of Next. eslint **/__tests__/*. This is my App. js; A ui package that also has its own eslint. js or . recommended, { ignores: ["build/*"] } ); See here for the documentation. Note: If your project uses ECMAScript modules (ESM) Nov 11, 2017 · I love ESLint but sometimes you want it to completely ignore a whole file. Next. To aid in debugging your configuration, ESLint provides several tools. /packages/eslint-config that holds all ESLint configuration; Two applications, each with their own eslint. eslint: This is the core package of ESLint, a popular JavaScript linting tool that Oct 17, 2024 · I'm having trouble putting the tailwind css plugin for eslint to work I'm using sveltekit, not sure if that is relevant. 1 and in the link contains my project's structure. eslintignore and yet are expected to work together (being able to unignore a file from eslint. Eslint extension was also not working, but suddenly during coding it started to run and warnings appears. For example: // eslint. Confirm its presence in the root directory of the project and examine its contents for any potential errors. If the local eslint package is missing, eslint_d falls back to the bundled eslint package. For example, one of the questions is “Where does your code run?” Aug 5, 2022 · By limiting configuration to one location and one format, we can take advantage of the JavaScript runtime’s loading mechanism directly and avoid the need for custom parsing of config files. I think your issue is the other way around: your plain eslint command is not picking up the configuration. js and export an object containing your configuration. ESLint highlighted the code that needed to be changed up. js file (or any other extension of Aug 2, 2024 · Problem Statement — The Flat config changes. js from the current working directory and if not found will continue the search up the Feb 26, 2022 · According to the docs, next lint runs ESLint for files in the following folders: pages, components, and lib. Mar 16, 2021 · Ok so I found the solution. js) for tooling, and TypeScript (. module. js to be linted. but it's not working. js,. Below you will see my script, response and Oct 28, 2022 · I want to configure ESLint using the new configuration available for it, "flat config" (i. here is the eslint. js will automatically install eslint and eslint-config-next as dependencies in your application and create an . js resides) something like npx eslint **/* or npm run lint (where the "lint" script is eslint **/*). What you have to do is change your extends property to match eslint-config-custom name in package. json will be deprecated in ESLint 9. 16. Jan 15, 2022 · It looks like you have an ESLint configuration file in the Project folder, which is up the directory structure of your actual project folder. jsx . yml. project" has been set for '@typescript-eslint/parser' The file does not match your project config: src/lang/messages. In your eslint config you have specified this rule '@typescript-eslint/indent': ['error', 2],. js, babel. js are you using? 14 What browser are you using? Chrome What operating system are you using? macOS How are you deploying your applic Feb 19, 2024 · Note that vscode-eslint tracks eslint. It seems like you have two options: "eslint. mjs, it can't find a config file and hence complains. dirname is available after Node. tsx files are run in a Node. json file's extends field, as seen below: ESLint creates a configuration for each file that is linted based on your configuration file and command line options. May 9, 2022 · I'm trying to make ESlint work on my vscode but somehow it does not work, I install ESlint by these step. 9. The setup then by yarn create @eslint/config How would you like to use ESLint? · problems. In output I see: May 31, 2023 · Hi @acommodari, ESLint by default searches for eslint. e. options": { "configFile": "C:/mypath" } Mar 17, 2023 · VSCode is not running ESLint server on my codebase when using the new ESLint Flat Config eslint. 0", "eslint-config Jul 27, 2017 · Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand Oct 4, 2019 · I have created basic next. Step 1. I've installed Node. configs. But I have some troubles with eslint config to front. Step 2. eslintignore), I had to move to one common way of interpreting ignores. A package called @repo/eslint-config in . 0 Operating System: MacOS What parser are you using? Jan 12, 2020 · However, the new "flat config" system (eslint. Initially, I did not realize that Next. I'm sure the path to the folders below are correct (at least from a structural POV). Check this image to see what I mean by name Jun 12, 2024 · I was wondering the same when I tried to use eslint to automatically remove unused imports. Configuration Files - use a JavaScript file to specify configuration information for an entire directory and all of its subdirectories. Jul 26, 2015 · This is a bit too brute force for an actual answer, but you could have a separate linting task that manually uses aneslint-test file with a glob, e. meta. When I run it with yarn eslint --ext . json file created to add eslint rules. When you run ESLint in a folder, ESLint first looks for configuration files in that folder. Configure a Virtual Plugin. To allow ESLint to autofix code when using your processor, you should take the following additional steps: At that time, ESLint's supported Node. js files. Flat config is now the default configuration, which is a big structural change for ESLint users, plugin developers, and integrators. js file is in the js directory and the working directory is by default the workspace folder the eslint npm module doesn't find the configuration files. 0: Mon Feb 21 20:34:37 PST 2022; root:xnu-8 The entry @nuxt/eslint-config provides a factory function to create a project-aware ESLint config for Nuxt 3 projects. The configuration file, typically named . js for the new version. 設定項目. 0 npm version: 10. exports = { When you run eslint_d, it forwards all arguments to the server and prints the result. workingDirectories": ["js"] @newoga thanks for providing the great answer. Jul 11, 2019 · Eslint to back work perfectly. js Current release; ESLint is also expected to work with Node. I've tried my configurations but none if it worked. js file does not have an "env" key/property where you can specify the environment for the linter ("node" or "browser"). json' is created in my project's root directory $ eslint --init later i ran the following command : $ eslint yourfile. js (since the old ESLint configuration files. (c|m)?js. zhiang jukgnv keeez nerivq jahs bivbxz nysin yda zsfilit unwgydw ysguf rllk hhstbk sdxeytuc nlekmv