.eslintrc

{
  "extends": ["airbnb", "prettier", "prettier/react"],
  "plugins": ["prettier"],
  "parser": "babel-eslint",
  "parserOptions": {
    "ecmaVersion": 2016,
    "sourcetype": "module",
    "ecmaFeature": {
      "jsx": true
    }
  },
  "env": {
    "es6": true,
    "browser": true,
    "node": true,
    "jest": true
  },
  "rules": {
    // strings
    "quotes": [1, "single"],
    "jsx-quotes": [1, "prefer-single"],

    // Codeing
    "semi": [1, "never"],
    "no-console": 1,

    // indentation
    "indent": [0, 2],
    "space-before-function-paren": 0,

    // spacing
    "template-curly-spacing": [1, "always"],
    "object-curly-spacing": [0, "always"],
    "computed-property-spacing": [1, "always"],
    "no-multiple-empty-lines": [2, { "max": 1, "maxEOF": 1, "maxBOF": 0 }],



    // code arrangement matter
    "no-use-before-define": [1, { "functions": false }],

    // make it meaningful
    "prefer-const": 1,
    "no-unused-vars": 2,
    "no-shadow": 1,
    "no-return-assign": 0,
    "no-underscore-dangle": 0,
    "no-restricted-globals": 0,
    "no-undef": 0,

    // react
    "react/prefer-es6-class": 2,
    "react/jsx-filename-extension": [1, { "extensions": [".js", ".jsx"] }],
    "react/jsx-curly-spacing": [2, "always"],
    "react/prefer-stateless-function": 0,
    "react/forbid-prop-types": 0,
    "react/require-default-props": 0,
    "react/no-array-index-key": 0,
    "react/no-danger": 0,

    // jsx
    "jsx-a11y/anchor-is-valid": 0,
    "jsx-a11y/label-has-for": 0,
    "jsx-a11y/no-noninteractive-element-interactions": 0,
    "jsx-a11y/click-events-have-key-events": 0,

    //import
    "import/no-extraneous-dependencies": 0, // Enzyme dont want to Dev dependency

    "no-unused-expressions": 0,
    "no-param-reassign": 0
  }
}