.eslintrc.json

{
  "root": true,
  "extends": ["airbnb-base", "prettier"],
  "env": {
    "browser": true,
    "es2021": true
  },
  "parser": "@typescript-eslint/parser",
  "plugins": ["@typescript-eslint"],
  "parserOptions": {
    "ecmaFeatures": {
      "jsx": true
    },
    "ecmaVersion": "latest",
    "sourceType": "module"
  },
  "rules": {
    "no-restricted-globals": "off",
    "no-unused-vars": ["error", { "argsIgnorePattern": "^_" }],
    "@typescript-eslint/no-unused-vars": ["error", { "argsIgnorePattern": "^_" }],
    "no-console": "off",
    "import/extensions": "off",
    "import/no-absolute-path": "off",
    "import/no-unresolved": "off",
    "class-methods-use-this": "off",
    "no-undef": "off",
    "indent": ["error", 2]
  },
  "overrides": [
    {
      // enable the rule specifically for TypeScript files
      "files": ["*.ts", "*.tsx"],
      "rules": {
        "@typescript-eslint/explicit-function-return-type": [
          "error",
          {
            "allowTypedFunctionExpressions": true
          }
        ]
      }
    }
  ]
}