.eslintrc

{
  "root": true,
  "extends": [
    "eslint:recommended",
    "plugin:react/recommended",
    "plugin:prettier/recommended"
  ],
  "env": {
    "node": true,
    "es6": true,
    "jest": true,
    "browser": true
  },
  "plugins": ["react"],
  "parser": "babel-eslint",
  "parserOptions": {
    "sourceType": "module",
    "ecmaVersion": 2017
  },
  "rules": {
    "one-var": 0,
    "one-var-declaration-per-line": 0,
    "new-cap": 0,
    "consistent-return": 0,
    "arrow-parens": ["error", "as-needed"],
    "no-param-reassign": 0,
    "comma-dangle": 0,
    "curly": ["error", "multi-line"],
    "no-shadow": [
      "error",
      {
        "allow": ["req", "res", "err"]
      }
    ],
    "react/jsx-filename-extension": [
      1,
      {
        "extensions": [".js", ".jsx"]
      }
    ],
    "prettier/prettier": [
      "error",
      {
        "trailingComma": "none",
        "tabWidth": 2,
        "semi": true,
        "singleQuote": false,
      }
    ]
  }
}