.eslintrc.json

{
  "root": true,
  "extends": ["eslint-config-prettier"],
  "env": {
    "node": true,
    "es6": true
  },
  "parser": "babel-eslint",
  "parserOptions": {
    "ecmaVersion": 2017,
    "sourceType": "module",
    "ecmaFeatures": {
      "experimentalObjectRestSpread": true
    }
  },
  "plugins": ["eslint-plugin-import"],
  "rules": {
    "array-callback-return": "error",
    "arrow-body-style": "error",
    "block-scoped-var": "error",
    "camelcase": ["error", { "properties": "never" }],
    "class-methods-use-this": "error",
    "consistent-return": "error",
    "consistent-this": "error",
    "constructor-super": "error",
    "curly": "error",
    "dot-notation": "error",
    "eqeqeq": ["error", "always", { "null": "ignore" }],
    "for-direction": "error",
    "func-name-matching": "error",
    "func-names": ["error", "as-needed"],
    "func-style": ["error", "declaration", { "allowArrowFunctions": true }],
    "getter-return": "error",
    "guard-for-in": "error",
    "handle-callback-err": "error",
    "import/default": "error",
    "import/export": "error",
    "import/extensions": "error",
    "import/first": "error",
    "import/named": "error",
    "import/namespace": "error",
    "import/newline-after-import": "error",
    "import/no-absolute-path": "error",
    "import/no-amd": "error",
    "import/no-anonymous-default-export": "error",
    "import/no-commonjs": "error",
    "import/no-deprecated": "error",
    "import/no-duplicates": "error",
    "import/no-extraneous-dependencies": ["error", { "devDependencies": false }],
    "import/no-mutable-exports": "error",
    "import/no-named-as-default": "error",
    "import/no-named-as-default-member": "error",
    "import/no-named-default": "error",
    "import/no-unresolved": "error",
    "import/no-webpack-loader-syntax": "error",
    "import/prefer-default-export": "error",
    "import/unambiguous": "error",
    "init-declarations": "error",
    "linebreak-style": "error",
    "max-len": [
      "error",
      {
        "code": 120,
        "ignoreUrls": true,
        "ignoreStrings": true,
        "ignoreTemplateLiterals": true,
        "ignoreRegExpLiterals": true
      }
    ],
    "max-statements-per-line": "error",
    "new-cap": "error",
    "no-array-constructor": "error",
    "no-await-in-loop": "error",
    "no-bitwise": "error",
    "no-buffer-constructor": "error",
    "no-caller": "error",
    "no-case-declarations": "error",
    "no-catch-shadow": "error",
    "no-class-assign": "error",
    "no-compare-neg-zero": "error",
    "no-cond-assign": "error",
    "no-console": "error",
    "no-const-assign": "error",
    "no-constant-condition": "error",
    "no-control-regex": "error",
    "no-debugger": "error",
    "no-delete-var": "error",
    "no-div-regex": "error",
    "no-dupe-args": "error",
    "no-dupe-class-members": "error",
    "no-dupe-keys": "error",
    "no-duplicate-case": "error",
    "no-duplicate-imports": "error",
    "no-empty": "error",
    "no-empty-character-class": "error",
    "no-empty-function": "error",
    "no-empty-pattern": "error",
    "no-ex-assign": "error",
    "no-extend-native": "error",
    "no-extra-bind": "error",
    "no-extra-boolean-cast": "error",
    "no-extra-label": "error",
    "no-fallthrough": "error",
    "no-floating-decimal": "error",
    "no-func-assign": "error",
    "no-global-assign": "error",
    "no-implicit-coercion": "error",
    "no-implicit-globals": "error",
    "no-implied-eval": "error",
    "no-inner-declarations": "error",
    "no-invalid-regexp": "error",
    "no-invalid-this": "error",
    "no-irregular-whitespace": "error",
    "no-iterator": "error",
    "no-label-var": "error",
    "no-labels": "error",
    "no-lone-blocks": "error",
    "no-lonely-if": "error",
    "no-loop-func": "error",
    "no-mixed-requires": "error",
    "no-multi-assign": "error",
    "no-multi-str": "error",
    "no-negated-condition": "error",
    "no-nested-ternary": "error",
    "no-new": "error",
    "no-new-func": "error",
    "no-new-object": "error",
    "no-new-require": "error",
    "no-new-symbol": "error",
    "no-new-wrappers": "error",
    "no-obj-calls": "error",
    "no-octal": "error",
    "no-octal-escape": "error",
    "no-param-reassign": "error",
    "no-path-concat": "error",
    "no-proto": "error",
    "no-prototype-builtins": "error",
    "no-redeclare": "error",
    "no-regex-spaces": "error",
    "no-return-assign": "error",
    "no-return-await": "error",
    "no-script-url": "error",
    "no-self-assign": "error",
    "no-self-compare": "error",
    "no-sequences": "error",
    "no-shadow": "error",
    "no-shadow-restricted-names": "error",
    "no-sparse-arrays": "error",
    "no-tabs": "error",
    "no-this-before-super": "error",
    "no-throw-literal": "error",
    "no-undef": "error",
    "no-undef-init": "error",
    "no-unexpected-multiline": "error",
    "no-unmodified-loop-condition": "error",
    "no-unneeded-ternary": "error",
    "no-unreachable": "error",
    "no-unsafe-finally": "error",
    "no-unsafe-negation": "error",
    "no-unused-expressions": "error",
    "no-unused-labels": "error",
    "no-unused-vars": "error",
    "no-use-before-define": ["error", { "functions": false }],
    "no-useless-call": "error",
    "no-useless-computed-key": "error",
    "no-useless-concat": "error",
    "no-useless-constructor": "error",
    "no-useless-escape": "error",
    "no-useless-rename": "error",
    "no-useless-return": "error",
    "no-var": "error",
    "no-void": "error",
    "no-with": "error",
    "object-shorthand": "error",
    "one-var": ["error", "never"],
    "operator-assignment": "error",
    "prefer-arrow-callback": "error",
    "prefer-const": "error",
    "prefer-destructuring": "error",
    "prefer-numeric-literals": "error",
    "prefer-promise-reject-errors": "error",
    "prefer-spread": "error",
    "prefer-template": "error",
    "radix": "error",
    "require-yield": "error",
    "spaced-comment": "error",
    "sort-imports": "error",
    "strict": "error",
    "symbol-description": "error",
    "use-isnan": "error",
    "valid-jsdoc": "error",
    "valid-typeof": "error",
    "yoda": "error"
  }
}