.eslintrc

{
    "parserOptions": {
        "ecmaVersion": 2020,
        "sourceType": "module"
    },
	"env": {
		"es6": true
	},
	"globals": {
		"require": true,
		"module": true,
		"exports": true,
		"Promise": true
	},
	"rules": {
		"no-var": 1,
		"no-undef": 2,
		"no-unused-vars": [
			"error",
			{
				"argsIgnorePattern": "_"
			}
		],
		"comma-style": [
			"warn",
			"first",
			{ "exceptions": { "ArrayExpression": true } }
		],
		"operator-linebreak": [
			"warn",
			"before",
			{
				"overrides": {
					"=": "after"
				}
			}
		],
		"no-const-assign": [
			"warn"
		],
		"no-dupe-keys": [
			"warn"
		],
		"no-cond-assign": [
			"off"
		],
		"no-extra-parens": [
			"warn"
		],
		"no-sparse-arrays": [
			"error"
		],
		"array-callback-return": [
			"error"
		],
		"max-depth": [
			"warn",
			4
		],
		"max-len": [
			"warn",
			{
				"code": 80,
				"tabWidth": 2,
				"ignoreStrings": true,
				"ignoreTemplateLiterals": true,
				"ignoreUrls": true,
				"ignoreComments": true
			}
		],
		"consistent-return": 2,
		"no-fallthrough": "error",
		"linebreak-style": [
			"error",
			"unix"
		]
	}
}