This SonarSource project is a static code analyzer for the JavaScript, TypeScript, and CSS languages to produce Clean code.

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This repository now hosts eslint-plugin-sonarjs, our plugin for ESLint.

• Advanced rules based on pattern matching and control flow analysis
• 407 JS rules and 413 TS rules
• 26 CSS rules
• Compatible with ECMAScript 2015-2020
• React JSX, Flow, Vue, and AWS lambda functions support for JavaScript and TypeScript
• CSS, SCSS, SASS, Less, also 'style' inside HTML and VueJS files
• Metrics (complexity, number of lines, etc.)
• Import of test coverage reports
• Import of ESLint, TSLint, and Stylelint issues

You can find documentation here

If you want to report a bug, request a feature, or provide other kind of feedback, please use SonarQube Community Forum. Please do not forget to specify the details of your request, code reproducer, and versions of projects you use.

To work on this project, it is required to have the following tools installed:

• JDK 17
• Node.js >= 22
• npm >= 8
• Maven >= 3.8

The project can be built into the SonarJS Plugin by installing Node.js dependencies, and executing the usual Maven install command.

npm install
mvn clean install

To request a new feature, create a new thread in SonarSource Community Forum. Even if you plan to implement it yourself and submit it back to the community, please create a thread to be sure that we can follow up on it.

To submit a contribution, create a pull request for this repository. Please make sure that you follow our code style and that all tests are passing.

Would you like to work on this project full-time? We are hiring! Check out https://www.sonarsource.com/hiring

Copyright 2011-2024 SonarSource.

SonarQube analyzers released after November 29, 2024, including patch fixes for prior versions, are published under the Sonar Source-Available License Version 1 (SSALv1).

See individual files for details that specify the license applicable to each file. Files subject to the SSALv1 will be noted in their headers.