This SonarSource project is a static code analyzer for the JavaScript, TypeScript, and CSS languages to deliver integrated code quality and security.

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

Features

Advanced rules based on pattern matching and control flow analysis
475 JS rules and 492 TS rules
29 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

Documentation

You can find documentation here

Questions or feedback?

SonarSource Community Forum

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.

Contributing

Prerequisites

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

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

How-to

Build the project

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

Request a new feature

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.

Create a Pull Request

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.

Work with us

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

License

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.