.eslintrc.json

{
   "root": true,
   "extends": [
      "airbnb",
      "plugin:@typescript-eslint/recommended",
      "plugin:prettier/recommended"
   ],
   "parser": "@typescript-eslint/parser",
   "plugins": ["@typescript-eslint"],
   "env": {
      "browser": true,
      "jasmine": true,
      "jest": true
   },
   "rules": {
      "indent": ["error", 3],
      "no-underscore-dangle": "off",
      "camelcase": 0,
      "import/prefer-default-export": 0,
      "import/no-extraneous-dependencies": 0,
      "linebreak-style": 0,
      "no-nested-ternary": 0,
      "no-param-reassign": 0,
      "no-prototype-builtins": 0,
      "no-restricted-syntax": 0,
      "no-return-assign": 0,
      "no-unused-expressions": 0,
      "spaced-comment": 0,
      "no-throw-literal": "off",
      "no-use-before-define": "off",
      "@typescript-eslint/ban-ts-comment": "off",
      "@typescript-eslint/no-use-before-define": ["error"],
      "@typescript-eslint/explicit-function-return-type": "off",
      "@typescript-eslint/interface-name-prefix": "off",
      "@typescript-eslint/explicit-module-boundary-types": "off",
      "prettier/prettier": ["error", { "singleQuote": true }],
      "import/extensions": "off",
      "react/jsx-filename-extension": [0],
      "react/jsx-one-expression-per-line": 0,
      "react/prop-types": [0],
      "react/require-default-props": "off"
   },
   "overrides": [
      {
         "files": ["*.ts", "*.tsx"],
         "rules": {}
      },
      {
         "files": ["*.js", "*.jsx"],
         "rules": {
            "@typescript-eslint/explicit-function-return-type": "off",
            "@typescript-eslint/explicit-module-boundary-types": "off",
            "no-unused-vars": "warn"
         }
      }
   ],
   "settings": {
      "import/resolver": {
         "node": {
            "extensions": ["js", "jsx", ".ts", ".tsx"]
         }
      },
      "react": {
         "pragma": "React",
         "version": "detect"
      }
   }
}