.eslintrc.json

{
  "env": {
    "browser": true,
    "commonjs": true,
    "es6": true,
    "jest": true
  },
  "extends": "standard",
  "globals": {
    "Atomics": "readonly",
    "SharedArrayBuffer": "readonly"
  },
  "parserOptions": {
    "ecmaVersion": 11
  },
  "rules": {
    "space-before-function-paren": ["error", {
      "anonymous": "never",
      "named": "never",
      "asyncArrow": "always"
    }],
    "curly": ["error", "multi-line"],
    "no-return-await": "error",
    "quote-props": ["error", "as-needed"],
    "arrow-spacing": "error",
    "space-before-blocks": "error",
    "keyword-spacing": "error",
    "indent": ["error", 2, {"SwitchCase": 1}],
    "key-spacing": ["error", {"beforeColon": false, "afterColon": true, "mode": "minimum"}],
    "comma-spacing": ["error", { "before": false, "after": true }],
    "camelcase": "error",
    "no-var": "error",
    "prefer-const": "error",
    "semi": ["error", "never"],
    "max-len": ["error", 150, 4],
    "generator-star-spacing": ["error", {"before": true, "after": false}],
    "quotes": ["error", "single"],
    "strict": ["error", "global"],
    "object-curly-spacing": ["error", "never"]
  }
}