.eslintrc

{
  "env": {
    "node": true
  },
  "rules": {
    "comma-dangle": [2, "never"],
    "comma-spacing": ["error", { "before": false, "after": true }],
    "consistent-return": 2,
    "eqeqeq": [2, "allow-null"],
    "indent": [2, 2, { "VariableDeclarator": 2, "SwitchCase": 1 }],
    "key-spacing": [2, { "align": { "beforeColon": true, "afterColon": true, "on": "colon" } }],
    "keyword-spacing": 2,
    "new-parens": 2,
    "no-cond-assign": 2,
    "no-constant-condition": 2,
    "no-control-regex": 2,
    "no-debugger": 2,
    "no-dupe-args": 2,
    "no-dupe-keys": 2,
    "no-duplicate-case": 2,
    "no-empty-character-class": 2,
    "no-empty": 2,
    "no-ex-assign": 2,
    "no-extra-boolean-cast": 2,
    "no-extra-semi": 2,
    "no-func-assign": 2,
    "no-inner-declarations": 2,
    "no-invalid-regexp": 2,
    "no-irregular-whitespace": 2,
    "no-multiple-empty-lines": [2, { "max": 1 }],
    "no-negated-in-lhs": 2,
    "no-obj-calls": 2,
    "no-regex-spaces": 2,
    "no-sparse-arrays": 2,
    "no-trailing-spaces": 2,
    "no-undef": 2,
    "no-unexpected-multiline": 2,
    "no-unreachable": 2,
    "no-unused-vars": 2,
    "one-var": ["error", { "initialized": "never" }],
    "quotes": [2, "single", { "avoidEscape": true, "allowTemplateLiterals": true }],
    "semi": [2, "always"],
    "semi-spacing": 2,
    "space-infix-ops": 2,
    "use-isnan": 2,
    "valid-jsdoc": 2,
    "valid-typeof": 2
  }
}