index.json

{
	"parserOptions": {
		"ecmaVersion": "2020"
	},
	"env": {
		"es6": true
	},
	"extends": "eslint:recommended",
	"rules": {
		"no-control-regex": "off",
		"no-extra-parens": ["error", "all", {"conditionalAssign": false, "returnAssign": false, "nestedBinaryExpressions": false}],
		"no-prototype-builtins": "error",

		"array-callback-return": "error",
		"block-scoped-var": "error",
		"consistent-return": "error",
		"curly": "error",
		"dot-location": ["error", "property"],
		"dot-notation": "error",
		"eqeqeq": ["error", "always", {"null": "ignore"}],
		"no-caller": "error",
		"no-eval": "error",
		"no-extra-bind": "error",
		"no-floating-decimal": "error",
		"no-implicit-coercion": "error",
		"no-implicit-globals": "error",
		"no-implied-eval": "error",
		"no-iterator": "error",
		"no-lone-blocks": "error",
		"no-multi-spaces": ["error", {"ignoreEOLComments": true, "exceptions": {"Property": false}}],
		"no-new": "error",
		"no-new-wrappers": "error",
		"no-proto": "error",
		"no-sequences": "error",
		"no-throw-literal": "error",
		"no-unmodified-loop-condition": "error",
		"no-unused-expressions": "error",
		"no-with": "error",
		"prefer-promise-reject-errors": "error",
		"radix": "error",
		"wrap-iife": ["error", "inside"],
		"yoda": ["error", "never", {"onlyEquality": true}],

		"strict": ["error", "global"],

		"no-buffer-constructor": "error",
		"no-new-require": "error",
		"no-path-concat": "error",

		"comma-dangle": ["error", {
			"arrays": "always-multiline",
			"objects": "always-multiline",
			"imports": "always-multiline",
			"exports": "always-multiline",
			"functions": "only-multiline"
		}],
		"comma-spacing": "error",
		"comma-style": "error",
		"computed-property-spacing": "error",
		"eol-last": "error",
		"func-call-spacing": "error",
		"indent": ["error", "tab", {"flatTernaryExpressions": true}],
		"key-spacing": "error",
		"keyword-spacing": "error",
		"linebreak-style": ["error", "unix"],
		"new-parens": "error",
		"no-array-constructor": "error",
		"no-mixed-spaces-and-tabs": ["error", "smart-tabs"],
		"no-new-object": "error",
		"no-trailing-spaces": "error",
		"no-unneeded-ternary": "error",
		"no-whitespace-before-property": "error",
		"one-var": ["error", "never"],
		"operator-linebreak": ["error", "after"],
		"padded-blocks": ["error", "never"],
		"quotes": ["error", "single", {"avoidEscape": true}],
		"semi": ["error", "always"],
		"semi-spacing": "error",
		"space-before-blocks": "error",
		"space-before-function-paren": ["error", {
			"named": "ignore"
		}],
		"space-in-parens": "error",
		"space-infix-ops": "error",
		"space-unary-ops": "error",
		"spaced-comment": "error",
		"switch-colon-spacing": "error",
		"template-tag-spacing": "error",
		"unicode-bom": "error",

		"arrow-body-style": "error",
		"arrow-parens": ["error", "as-needed"],
		"arrow-spacing": "error",
		"generator-star-spacing": ["error", "after"],
		"no-useless-computed-key": "error",
		"no-useless-constructor": "error",
		"no-useless-rename": "error",
		"no-var": "error",
		"prefer-const": "error",
		"prefer-numeric-literals": "error",
		"rest-spread-spacing": "error",
		"template-curly-spacing": "error",
		"yield-star-spacing": "error"
	}
}