.eslintrc

{
  "extends": [
    "react-app",
    "airbnb",
    "plugin:jest/recommended",
    "plugin:prettier/recommended",
    "plugin:sonarjs/recommended-legacy"
  ],
  "parser": "@typescript-eslint/parser",
  "plugins": [
    "react",
    "jest",
    "prettier",
    "sonarjs"
  ],
  "env": {
    "browser": true,
    "node": true,
    "es6": true, // Add ES6 environment for new ES6 globals
  },
  "settings": {
    "import/extensions": [
      ".js",
      ".jsx",
      ".ts",
      ".tsx"
    ],
    "import/parsers": {
      "@typescript-eslint/parser": [
        ".ts",
        ".tsx"
      ]
    },
    "import/resolver": {
      "node": {
        "extensions": [
          ".js",
          ".jsx",
          ".ts",
          ".tsx"
        ]
      }
    }
  },
  "rules": {
    "prettier/prettier": [
      "error"
    ],
    "import/extensions": [
      "error",
      "ignorePackages",
      {
        "js": "never",
        "jsx": "never",
        "ts": "never",
        "tsx": "never"
      }
    ],
    "@typescript-eslint/no-unused-vars": [
      "error",
      {
        "args": "all",
        "argsIgnorePattern": "^_",
        "caughtErrors": "all",
        "caughtErrorsIgnorePattern": "^_",
        "destructuredArrayIgnorePattern": "^_",
        "varsIgnorePattern": "^_",
        "ignoreRestSiblings": true
      }
    ],
    "default-param-last": [
      "off"
    ],
    "import/no-extraneous-dependencies": [
      "error",
      {
        "devDependencies": [
          "**/test/**",
          "**/tests/**",
          "**/__tests__/**",
          "**/spec/**",
          "**/__mocks__/**",
        ]
      }
    ], // Update the pattern to include common test directories
    "react/function-component-definition": "off",
    "react/jsx-filename-extension": [
      "error",
      {
        "extensions": [
          ".js",
          ".jsx",
          ".ts",
          ".tsx"
        ]
      }
    ], // Update the pattern to include TypeScript files
    "react/react-in-jsx-scope": "off", // Turn off as React 17 doesn't require React to be in scope
    "react/jsx-props-no-spreading": "off", // Turn off if you want to allow prop spreading
    "react/prop-types": "off",
    "react/require-default-props": "off",
    "no-console": "warn", // Warn on console.log usage
    "no-param-reassign": [
      "error",
      {
        "props": false
      }
    ],
    "jest/expect-expect": 0
  }
}