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Linting

Projects created with [email protected] or later include ESLint configuration. For older projects, follow the manual setup below.

Manual Setup​

1. Install Dependencies​

npm install eslint eslint-plugin-react eslint-plugin-react-hooks --save-dev

2. Create Configuration​

.eslintrc
{
  "env": {
    "browser": true,
    "es6": true,
    "node": true
  },
  "extends": [
    "eslint:recommended",
    "plugin:react/recommended"
  ],
  "parserOptions": {
    "sourceType": "module",
    "ecmaVersion": "latest"
  },
  "plugins": [
    "react",
    "react-hooks"
  ],
  "rules": {
    "react-hooks/exhaustive-deps": "error"
  },
  "settings": {
    "react": {
      "version": "detect"
    }
  }
}

3. Add Ignore File​

.eslintignore
build/
node_modules/

4. Add Script​

package.json
{
  "scripts": {
    "lint": "eslint ."
  }
}

Usage​

# Check for issues
npm run lint

# Fix auto-fixable issues
npm run lint -- --fix