.eslintrc.js

module.exports = {
	globals: {
		'browser': true,
		'expect': true,
		'$': true,
		'$$': true
	},
	env: {
		'es6': true, // sets the "ecmaVersion" parser option to 6
		'node': true,
		'mocha': true
	},
	parserOptions: {
		'ecmaVersion': 2018,
	},
	root: true,
	extends: ['eslint:recommended'],
	rules: {
		'comma-dangle': 2,
		'no-console': 0,
		'no-control-regex': 0,
		'no-debugger': 1,
		'no-empty': 0,
		'no-negated-in-lhs': 2,
		'no-regex-spaces': 0,
		'no-unexpected-multiline': 0,
		'block-scoped-var': 1,
		'dot-location': [1, 'property'],
		'eqeqeq': [1, 'smart'],
		'no-caller': 2,
		'no-div-regex': 1,
		'no-eval': 1,
		'no-extra-bind': 1,
		'no-floating-decimal': 1,
		'no-implied-eval': 1,
		'no-iterator': 2,
		'no-labels': 2,
		'no-native-reassign': 2,
		'no-new-func': 2,
		'no-new-wrappers': 2,
		'no-new': 1,
		'no-octal-escape': 1,
		'no-proto': 2,
		'no-redeclare': [2, {'builtinGlobals': true}],
		'no-return-assign': [2, 'except-parens'],
		'no-self-compare': 2,
		'no-sequences': 2,
		'no-throw-literal': 2,
		'no-unused-expressions': [1, {'allowShortCircuit': true, 'allowTernary': true}],
		'no-useless-call': 2,
		'no-useless-return': 1,
		'no-with': 2,
		'radix': [1, 'as-needed'],
		'wrap-iife': [2, 'inside'],
		'no-catch-shadow': 2,
		'no-label-var': 2,
		'no-shadow-restricted-names': 2,
		'no-shadow': [2, {'builtinGlobals': true, 'hoist': 'all', 'allow': ['context']}],
		'no-use-before-define': [2, {'functions': false}],
		'array-bracket-spacing': 1,
		'brace-style': [1, '1tbs', {'allowSingleLine': true }],
		'comma-spacing': 1,
		'comma-style': 1,
		'computed-property-spacing': 1,
		'eol-last': 1,
		'indent': [1, 'tab', {'SwitchCase': 1}],
		'jsx-quotes': 1,
		'linebreak-style': 1,
		'new-cap': [2, {'newIsCap': true, 'capIsNew': false}],
		'new-parens': 1,
		'no-array-constructor': 2,
		'no-lonely-if': 1,
		'no-mixed-spaces-and-tabs': 1,
		'no-new-object': 1,
		'func-call-spacing': 1,
		'no-trailing-spaces': 1,
		'no-unneeded-ternary': 1,
		'operator-linebreak': [1, 'after'],
		'quotes': [1, 'single', {'avoidEscape':true}],
		'semi': [1, 'always'],
		'space-before-function-paren': [1, 'always'],
		'space-infix-ops': 0,
		'space-unary-ops': [1, {'words': true, 'nonwords': false}],
		'spaced-comment': [1, 'always', {'markers': ['*']}],
		'arrow-spacing': 1,
		'require-yield': 0
	}
};