.eslintrc.json

{
  "parserOptions": {
    "ecmaVersion": 2018,
    "sourceType": "module",
    "ecmaFeatures": {
      "jsx": true
    }
  },
  "plugins": [
    "react"
  ],
  "env": {
    "browser": true,
    "node": true,
    "commonjs": true,
    "mocha": true,
    "es6": true
  },
  "rules": {
    "no-cond-assign": [2,"always"],
    "no-constant-condition": 2,
    "no-dupe-args": 2,
    "no-dupe-keys": 2,
    "no-duplicate-case": 2,
    "no-empty-character-class": 2,
    "no-extra-boolean-cast": 2,
    "no-extra-semi": 2,
    "no-func-assign": 2,
    "no-invalid-regexp": 2,
    "no-irregular-whitespace": 2,
    "no-unsafe-negation": 2,
    "no-obj-calls": 2,
    "no-unreachable": 2,
    "use-isnan": 2,
    "valid-typeof": 2,
    "no-unexpected-multiline": 2,
    "eqeqeq": [2,"always",{"null":"ignore"}],
    "new-parens": 2,
    "no-array-constructor": 2,
    "no-lonely-if": 2,
    "no-extra-parens": [2,"functions"],
    "keyword-spacing": 2,
    "wrap-regex": 2,
    "arrow-spacing": [2,{"before":true,"after":true}],
    "constructor-super": 2,
    "no-class-assign": 2,
    "no-const-assign": 2,
    "no-this-before-super": 2,
    "prefer-const": 2,
    "no-empty": [2,{"allowEmptyCatch":true}],
    "valid-jsdoc": [2,{"prefer":{"return":"returns"},"requireParamDescription":false,"requireReturnDescription":false,"requireReturn":false}],
    "dot-location": [2,"property"],
    "wrap-iife": 2,
    "array-bracket-spacing": [2,"always",{"objectsInArrays":false,"arraysInArrays":false}],
    "brace-style": [2,"1tbs",{"allowSingleLine":true}],
    "camelcase": [2,{"properties":"never"}],
    "comma-spacing": [2,{"before":false,"after":true}],
    "comma-style": [2,"last"],
    "comma-dangle": [2,{"arrays":"never","objects":"never","imports":"never","exports":"never","functions": "never"}],
    "indent": [2,"tab",{"SwitchCase":1,"CallExpression":{"arguments": "off"}}],
    "key-spacing": [2,{"beforeColon":false,"afterColon":true}],
    "no-mixed-spaces-and-tabs": 2,
    "no-multiple-empty-lines": 2,
    "no-nested-ternary": 2,
    "no-trailing-spaces": 2,
    "one-var": [2,"never"],
    "quote-props": [2,"consistent-as-needed"],
    "quotes": [2,"single",{"allowTemplateLiterals":true}],
    "semi": [2,"never"],
    "semi-spacing": [2,{"before":false,"after":true}],
    "space-before-blocks": [2,"always"],
    "space-before-function-paren": [2,{"anonymous":"never","named":"never","asyncArrow":"always"}],
    "space-in-parens": [2,"never",{}],
    "space-infix-ops": 2,
    "space-unary-ops": [2,{"words":true,"nonwords":false}],
    "spaced-comment": [2,"always",{}],
    "generator-star-spacing": [2,{"before":false}],
    "computed-property-spacing": 2,
    "object-curly-spacing": [2,"always"],
    "operator-linebreak": [2,"after"],
    "func-style": 2,
    "new-cap": 2,
    "no-var": 2,
    "no-labels": 2,
    "no-implicit-coercion": 2,
    "no-implied-eval": 2,
    "no-lone-blocks": 2,
    "no-multi-spaces": 2,
    "no-multi-str": 2,
    "no-global-assign": 2,
    "no-new-func": 2,
    "no-new-wrappers": 2,
    "no-proto": 2,
    "no-redeclare": 2,
    "no-script-url": 2,
    "no-self-compare": 2,
    "no-sequences": 2,
    "no-useless-call": 2,
    "no-void": 2,
    "no-undef-init": 2,
    "no-caller": 2,
    "no-eval": 2,
    "no-extend-native": 2,
    "no-fallthrough": 2,
    "no-octal": 2,
    "no-delete-var": 2,
    "no-undef": 2,
    "no-unused-vars": [2,{"varsIgnorePattern":"^h$"}],
    "no-new-require": 2,
    "no-path-concat": 2,
    "func-call-spacing": 2,
    "no-unneeded-ternary": 2,
    "callback-return": 2,
    "no-new-object": 2,
    "handle-callback-err": 2,
    "no-useless-catch": 2,
    "no-misleading-character-class": 2,
    "no-async-promise-executor": 2,
    "lines-between-class-members": [2,"always",{"exceptAfterSingleLine": true}],
    "getter-return": 2,
    "react/jsx-closing-bracket-location": 2,
    "react/jsx-closing-tag-location": 2,
    "react/jsx-curly-spacing": [2,{"when":"always"}],
    "react/jsx-equals-spacing": [2,"never"],
    "react/jsx-first-prop-new-line": 2,
    "react/jsx-no-comment-textnodes": 2,
    "react/jsx-no-duplicate-props": 2,
    "react/jsx-curly-brace-presence": [2,{"props":"never","children":"never"}],
    "react/jsx-pascal-case": [2,{"allowAllCaps":true}],
    "react/jsx-tag-spacing": 2,
    "react/jsx-uses-vars": 2,
    "arrow-parens": [2, "always"]
  }
}