.eslintrc.json

{
	"env": {
		"browser": true,
		"webextensions": true,
		"es6": true
	},
	"extends": "eslint:recommended",
	"globals": {
		"Atomics": "readonly",
		"SharedArrayBuffer": "readonly"
	},
	"parserOptions": {
		"ecmaVersion": 2018
	},
	"rules": {
		"indent": [
			"error",
			"tab",
			{"SwitchCase": 1}
		],
		"linebreak-style": [
			"error",
			"unix"
		],
		"semi": [
			"error",
			"always"
		],
		"brace-style": [
			"error",
			"stroustrup",
			{ "allowSingleLine": true }
		],

		// "max-len": ["error", {"code": 160}],
		"prefer-const": ["error", { "destructuring": "all", "ignoreReadBeforeAssign": false }],
		// "function-call-argument-newline": ["error", "never"],
		// "function-paren-newline": ["error", { "minItems": 10 }],
		"arrow-parens": [1, "as-needed", { "requireForBlockBody": false }],
		"no-unused-vars": ["error", { "argsIgnorePattern": "^_", "caughtErrorsIgnorePattern": "_" }],
		"no-use-before-define": ["error", { "functions": false }]
	}
}