4.0/.eslintrc.js

module.exports = {
	root: false,
	parser: 'babel-eslint',
	parserOptions: {
		sourceType: 'module'
	},
	env: {
		browser: false,
		node: false,
		es6: false,
	},
	extends: 'eslint:recommended',
	// required to lint *.vue files
	plugins: [
		'html'
	],
	// check if imports actually resolve
	'settings': {
		'import/resolver': {
			'webpack': {
				'config': 'build/webpack.base.conf.js'
			}
		}
	},
	// add your custom rules here
	//it is base on https://github.com/vuejs/eslint-config-vue
	rules: {
		'accessor-pairs': 2,
		'arrow-spacing': [2, {
			'before': true,
			'after': true
		}],
		'block-spacing': [2, 'always'],
		'brace-style': [2, '1tbs', {
			'allowSingleLine': true
		}],
		'camelcase': [0, {
			'properties': 'always'
		}],
		'comma-dangle': [2, 'never'],
		'comma-spacing': [2, {
			'before': false,
			'after': true
		}],
		'comma-style': [2, 'last'],
		'constructor-super': 2,
		'curly': [2, 'multi-line'],
		'dot-location': [2, 'property'],
		'eol-last': 2,
		'eqeqeq': [2, 'allow-null'],
		'generator-star-spacing': [2, {
			'before': true,
			'after': true
		}],
		'handle-callback-err': [2, '^(err|error)$'],
		'indent': [2, 2, {
			'SwitchCase': 1
		}],
		'jsx-quotes': [2, 'prefer-single'],
		'key-spacing': [2, {
			'beforeColon': false,
			'afterColon': true
		}],
		'keyword-spacing': [2, {
			'before': true,
			'after': true
		}],
		'new-cap': [2, {
			'newIsCap': true,
			'capIsNew': false
		}],
		'new-parens': 2,
		'no-array-constructor': 2,
		'no-caller': 2,
		'no-console': 'off',
		'no-class-assign': 2,
		'no-cond-assign': 2,
		'no-const-assign': 2,
		'no-control-regex': 2,
		'no-delete-var': 2,
		'no-dupe-args': 2,
		'no-dupe-class-members': 2,
		'no-dupe-keys': 2,
		'no-duplicate-case': 2,
		'no-empty-character-class': 2,
		'no-empty-pattern': 2,
		'no-eval': 2,
		'no-ex-assign': 2,
		'no-extend-native': 2,
		'no-extra-bind': 2,
		'no-extra-boolean-cast': 2,
		'no-extra-parens': [2, 'functions'],
		'no-fallthrough': 2,
		'no-floating-decimal': 2,
		'no-func-assign': 2,
		'no-implied-eval': 2,
		'no-inner-declarations': [2, 'functions'],
		'no-invalid-regexp': 2,
		'no-irregular-whitespace': 2,
		'no-iterator': 2,
		'no-label-var': 2,
		'no-labels': [2, {
			'allowLoop': false,
			'allowSwitch': false
		}],
		'no-lone-blocks': 2,
		'no-mixed-spaces-and-tabs': 2,
		'no-multi-spaces': 2,
		'no-multi-str': 2,
		'no-multiple-empty-lines': [2, {
			'max': 1
		}],
		'no-native-reassign': 2,
		'no-negated-in-lhs': 2,
		'no-new-object': 2,
		'no-new-require': 2,
		'no-new-symbol': 2,
		'no-new-wrappers': 2,
		'no-obj-calls': 2,
		'no-octal': 2,
		'no-octal-escape': 2,
		'no-path-concat': 2,
		'no-proto': 2,
		'no-redeclare': 2,
		'no-regex-spaces': 2,
		'no-return-assign': [2, 'except-parens'],
		'no-self-assign': 2,
		'no-self-compare': 2,
		'no-sequences': 2,
		'no-shadow-restricted-names': 2,
		'no-spaced-func': 2,
		'no-sparse-arrays': 2,
		'no-this-before-super': 2,
		'no-throw-literal': 2,
		'no-trailing-spaces': 2,
		'no-undef': 2,
		'no-undef-init': 2,
		'no-unexpected-multiline': 2,
		'no-unmodified-loop-condition': 2,
		'no-unneeded-ternary': [2, {
			'defaultAssignment': false
		}],
		'no-unreachable': 2,
		'no-unsafe-finally': 2,
		'no-unused-vars': [2, {
			'vars': 'all',
			'args': 'none'
		}],
		'no-useless-call': 2,
		'no-useless-computed-key': 2,
		'no-useless-constructor': 2,
		'no-useless-escape': 0,
		'no-whitespace-before-property': 2,
		'no-with': 2,
		'one-var': [2, {
			'initialized': 'never'
		}],
		'operator-linebreak': [2, 'after', {
			'overrides': {
				'?': 'before',
				':': 'before'
			}
		}],
		'padded-blocks': [2, 'never'],
		'quotes': [2, 'single', {
			'avoidEscape': true,
			'allowTemplateLiterals': true
		}],
		'semi': [2, 'never'],
		'semi-spacing': [2, {
			'before': false,
			'after': true
		}],
		'space-before-blocks': [2, 'always'],
		'space-before-function-paren': [2, 'never'],
		'space-in-parens': [2, 'never'],
		'space-infix-ops': 2,
		'space-unary-ops': [2, {
			'words': true,
			'nonwords': false
		}],
		'spaced-comment': [2, 'always', {
			'markers': ['global', 'globals', 'eslint', 'eslint-disable', '*package', '!', ',']
		}],
		'template-curly-spacing': [2, 'never'],
		'use-isnan': 2,
		'valid-typeof': 2,
		'wrap-iife': [2, 'any'],
		'yield-star-spacing': [2, 'both'],
		'yoda': [2, 'never'],
		'prefer-const': 2,
		'no-debugger': process.env.NODE_ENV === 'production' ? 2 : 0,
		'object-curly-spacing': [2, 'always', {
			objectsInObjects: false
		}],
		'array-bracket-spacing': [2, 'never']
	}
}