.eslintrc

{
  "parserOptions": {
    "ecmaVersion": 12,
    "ecmaFeatures": "impliedStrict"
  },

  "env": {
    "node": true,
    "es6": true,
    "browser": true,
  },

  "rules": {
    "max-len": ["error", 120, 2],
    "quotes": ["error", "single"],
    "complexity": ["warn", 10],
    "curly": "error",
    "default-case": "error",
    "no-lonely-if": "error",
    "no-multiple-empty-lines": ["warn", { "max": 1} ],
    "no-nested-ternary": "error",
    "quote-props": ["error", "as-needed"],
    "keyword-spacing": ["warn"],
    "space-before-blocks": "warn",
    "space-before-function-paren": ["warn", {"anonymous": "never", "named": "never", "asyncArrow": "always"}],
    "object-curly-spacing": ["warn", "never"],
    "array-bracket-spacing": ["warn", "never"],
    "computed-property-spacing": ["warn", "never"],
    "space-in-parens": ["warn", "never"],
    "no-underscore-dangle": ["off"],
    "no-extra-parens": "error",
    "indent": ["error", 2, {"SwitchCase": 1}],
    "consistent-this": ["warn", "that"],
    "operator-assignment": ["error", "always"],
    "semi": ["error", "always"],
    "brace-style": ["error", "1tbs", { "allowSingleLine": true }],
    "no-eq-null": "error",
    "no-floating-decimal": "error",
    "no-self-compare": "error",
    "no-throw-literal": "error",
    "radix": "error",
    "yoda": ["warn", "never"],
    "comma-dangle": ["error", "always-multiline"],
    "strict": ["error", "never"],
    "no-process-exit": ["off"],
  }
}