.eslintrc.json

{
	"ignorePatterns": ["**/dist/**/*.js"],
	"parserOptions": {
		"ecmaVersion": 6,
		"sourceType": "module",
		"ecmaFeatures": {
			"impliedStrict": true
		}
	},
	"env": {
		"browser": true,
		"node": true
	},
	"overrides": [
		{
			"files": ["test/**/*.js", "*.test.js"],
			"parserOptions": {
				"ecmaVersion": 7
			}
		}
	],
	"rules": {
		"semi": 1,
		"no-dupe-args": 1,
		"no-dupe-keys": 1,
		"no-unreachable": 1,
		"valid-typeof": 1,
		"curly": 1,
		"no-useless-call": 1,
		"brace-style": [1, "stroustrup"],
		"no-mixed-spaces-and-tabs": [1, "smart-tabs"],
		"spaced-comment": [1, "always", {
			"block": {
				"exceptions": ["*"]
			}
		}],
		"indent": [
			"error",
			"tab",
			{
				"SwitchCase": 1
			}
		],
		"linebreak-style": 0,
		"arrow-spacing": 1,
		"comma-spacing": 1,
		"keyword-spacing": 1
	}
}