.eslintrc

{
  "root": true,
  "env": {
    "node": true,
    "es6": true
  },
  "parserOptions": {
    "ecmaVersion": 2018,
    "sourceType": "module"
  },
  "extends": [ "eslint:recommended" ],
  "rules": {
    "array-bracket-spacing": [ "error", "always" ],
    "camelcase": "error",
    "comma-dangle": [
      "error",
      {
        "arrays": "always-multiline",
        "exports": "never",
        "functions": "never",
        "imports": "never",
        "objects": "never"
      }
    ],
    "comma-spacing": [ "error", { "after": true, "before": false } ],
    "curly": [ "error", "multi" ],
    "eqeqeq": [ "error", "smart" ],
    "indent": [ "error", 2, { "SwitchCase": 1 } ],
    "line-comment-position": [ "error", { "position": "above" } ],
    "linebreak-style": [ "error", "unix" ],
    "lines-between-class-members": [ "error", "always" ],
    "newline-before-return": "error",
    "no-duplicate-imports": "error",
    "no-eval": "error",
    "no-irregular-whitespace": "error",
    "no-multi-spaces": "error",
    "no-template-curly-in-string": "error",
    "no-trailing-spaces": "error",
    "no-unsafe-finally": "error",
    "no-unused-expressions": "error",
    "no-var": "error",
    "object-curly-newline": [ "error", { "multiline": true } ],
    "object-shorthand": "warn",
    "prefer-template": "error",
    "quotes": [ "error", "single", { "allowTemplateLiterals": true, "avoidEscape": true } ],
    "radix": [ "error", "as-needed" ],
    "require-jsdoc": "error",
    "semi": [ "error", "always" ],
    "sort-keys": "off",
    "space-before-blocks": "error",
    "space-before-function-paren": "error",
    "spaced-comment": [ "error", "always" ],
    "max-len": [ "error", { "code": 120 } ]
  }
}