.eslintrc.json

{
  "env": {
    "browser": true,
    "es2019": true
  },
  "settings": {
    "react": {
      "version": "16.0"
    }
  },
  "plugins": ["react", "react-hooks"],
  "extends": ["eslint:recommended"],
  "parserOptions": {
    "sourceType": "module"
  },
  "rules": {
    "camelcase": ["error"],
    "consistent-return": ["error"],
    "curly": ["error"],
    "default-param-last": ["error"],
    "eol-last": ["error"],
    "eqeqeq": ["error"],
    "func-name-matching": ["error"],
    "func-names": ["error"],
    "func-style": ["error", "declaration", { "allowArrowFunctions": true }],
    "guard-for-in": ["error"],
    "indent": ["error", 2, { "CallExpression": { "arguments": 2 }, "SwitchCase": 1 }],
    "logical-assignment-operators": ["error", "never"],
    "linebreak-style": ["error", "unix"],
    "new-cap": ["error"],
    "new-parens": ["error"],
    "no-array-constructor": ["error"],
    "no-caller": ["error"],
    "no-duplicate-imports": ["error"],
    "no-empty-static-block": ["error"],
    "no-eval": ["error"],
    "no-extend-native": ["error"],
    "no-extra-bind": ["error"],
    "no-extra-label": ["error"],
    "no-extra-semi": ["error"],
    "no-floating-decimal": ["error"],
    "no-implicit-coercion": ["error"],
    "no-implicit-globals": ["error"],
    "no-implied-eval": ["error"],
    "no-invalid-this": ["error"],
    "no-lone-blocks": ["error"],
    "no-lonely-if": ["error"],
    "no-loop-func": ["error"],
    "no-multiple-empty-lines": ["error", { "max": 2, "maxBOF": 0, "maxEOF": 0 }],
    "no-new": ["error"],
    "no-new-func": ["error"],
    "no-object-constructor": ["error"],
    "no-octal-escape": ["error"],
    "no-proto": ["error"],
    "no-return-assign": ["error", "always"],
    "no-script-url": ["error"],
    "no-sequences": ["error"],
    "no-shadow": ["error", { "builtinGlobals": true, "hoist": "all" }],
    "no-template-curly-in-string": ["error"],
    "no-throw-literal": ["error"],
    "no-tabs": ["error"],
    "no-trailing-spaces": ["error"],
    "no-unneeded-ternary": ["error"],
    "no-unused-expressions": ["error"],
    "no-use-before-define": ["error", "nofunc"],
    "no-useless-call": ["error"],
    "no-useless-computed-key": ["error"],
    "no-useless-constructor": ["error"],
    "no-useless-rename": ["error"],
    "no-var": ["error"],
    "object-shorthand": ["error"],
    "prefer-rest-params": ["error"],
    "quotes": ["error", "double"],
    "quote-props": ["error", "as-needed"],
    "semi": ["error", "always"],
    "semi-style": ["error", "last"],
    "strict": ["error"],
    "symbol-description": ["error"],
    "unicode-bom": ["error"],
    "react/no-danger": ["error"],
    "react/no-deprecated": ["error"],
    "react/no-did-mount-set-state": ["error"],
    "react/no-did-update-set-state": ["error"],
    "react/no-direct-mutation-state": ["error"],
    "react/no-find-dom-node": ["error"],
    "react/no-is-mounted": ["error"],
    "react/no-string-refs": ["error"],
    "react/prefer-es6-class": ["error"],
    "react/prefer-stateless-function": ["warn"],
    "react/require-render-return": ["error"],
    "react-hooks/exhaustive-deps": ["error"],
    "react-hooks/rules-of-hooks": ["error"]
  },
  "ignorePatterns": ["_site/dist/*", "_site/external/*.module.js"]
}