@typescript-eslint/eslint-plugin

What are @typescript-eslint/eslint-plugin's main functionalities?

/* eslint @typescript-eslint/strict-boolean-expressions: 'error' */
function isTruthy(value: any): boolean {
  return Boolean(value);
}

/* eslint @typescript-eslint/naming-convention: ['error', { 'selector': 'variable', 'format': ['camelCase'] }] */
let myVariable = 1;

/* eslint @typescript-eslint/explicit-function-return-type: 'warn' */
function add(x: number, y: number) {
  return x + y;
}

@typescript-eslint/eslint-plugin

An ESLint plugin which provides lint rules for TypeScript codebases.

👉 See https://typescript-eslint.io/getting-started for our Getting Started docs.

See https://typescript-eslint.io for general documentation on typescript-eslint, the tooling that allows you to run ESLint and Prettier on TypeScript code.

8.29.0 (2025-03-31)

🚀 Features

• eslint-plugin: [prefer-nullish-coalescing] create ignoreIfStatements option (#11000)

🩹 Fixes

• eslint-plugin: [no-unnecessary-condition] don't report on unnecessary optional array index access when noUncheckedIndexedAccess is enabled (#10961)
• eslint-plugin: [use-unknown-in-catch-callback-variable] remove fixable property (#10993)
• eslint-plugin: [prefer-for-of] fix false positive when using erasable type syntax within update expressions (#10981)
• eslint-plugin: support arbitrary extensions in definition files (#10957)
• eslint-plugin: [no-array-constructor] remove optional chaining exemption (#10963)

❤️ Thank You

• Dima Barabash @dbarabashh
• Kim Sang Du @developer-bandi
• Olivier Zalmanski @OlivierZal
• Ronen Amiel
• Yannick Decat @mho22
• zyoshoka @zyoshoka

You can read about our versioning strategy and releases on our website.