// https://cn.eslint.org/docs/rules/
//
/*
* "off"或者0，不启用这个规则
* "warn"或者1，出现问题会有警告
* "error"或者2，出现问题会报错
*/module.exports = {
root: true,//此项是用来告诉eslint找当前配置文件不能往父级查找
parserOptions: {
parser: "babel-eslint",
sourceType: "module"
},
env: {//环配置 如 "browser": true, node: true,
browser: true,
node: true,
es6: true
},
extends: ["plugin:vue/recommended", "eslint:recommended"],
// add your custom rules here
//it is base on https://github.com/vuejs/eslint-config-vue
rules: {
"arrow-parens": ["error", "as-needed"], // 箭头函数的参数可以不使用圆括号
"camelcase": 1, //变量声明时中间有_时 字母大写 Bad:do_something 正确:MY_FAVORITE_COLOR ,_myFavoriteColor
"comma-dangle": 0, //尾部没有,
"eqeqeq": 0, //强制全等
"global-require": 0, // 取消对require的验证，使得可以使用require来加载图片的相对路径
"import/extensions": 0, // 取消对文件扩展名的验证
"import/no-cycle": 2, // 文件循环引用
"indent": 0, //强制执行一致的缩进风格
"import/no-unresolved": 0, // 取消自动解析路径，以此开启alias的别名路径设置
"linebreak-style": 0, // 取消换行符
或
的验证
"max-len": 0, //代码过长是否换行
"no-unused-expressions": 0, // 允许使用未使用过的表达式，以此来支持a && a()的代码形式
"no-restricted-syntax": 1, //不允许指定（即用户定义）语法
"no-plusplus": 1, // 不允许一元运算符++和--
"no-underscore-dangle": 0, // 允许在标识符中使用下划线
"no-bitwise": 1, //不允许按位运算符 Bad: y | z; y & z; 正确: y || z; y && z;
"no-console": process.env.NODE_ENV === "production" ? "warn" : "off",
"no-debugger": process.env.NODE_ENV === "production" ? "warn" : "off",
"no-cond-assign": 2, //禁止在条件表达式中使用赋值语句 Bad: if(x = 0) 正确if(x == 0)
"no-shadow": [1, { allow: ["resolve", "reject", "done", "cb"] }],
"no-param-reassign": 0, // 禁止对 function 的参数进行重新赋值
"no-nested-ternary": 0, // 禁止嵌套三元表达式
"no-unused-vars": 1, //
"prefer-const": 2, //未被赋值的常量 使用const
"template-curly-spacing": 1, //强制使用大括号内的间距 Bad: {people.name} 正确{ people.name }
//it is base on https://eslint.vuejs.org/rules/name-property-casing.html
"vue/singleline-html-element-content-newline": "off", // html 标签是不换行
"vue/name-property-casing": ["error", "PascalCase"], // Bad:<MyComponent></MyComponent><my-component/> Good: <MyComponent/> <my-component></my-component>
"array-bracket-spacing": [2, "never"], //是否允许非空数组里面有多余的空格 Bad:[ 'foo', 'bar' ] Good:['foo', 'bar'];
"arrow-spacing": [
2,
{
// 箭头函数=>的前/后括号
before: true,
after: true
}
],
"block-spacing": [2, "always"],
"brace-style": [
2,
"1tbs",
{
allowSingleLine: true
}
],
"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,
"generator-star-spacing": [
2,
{
before: true,
after: true
}
],
"handle-callback-err": [2, "^(err|error)$"],
"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-class-assign": 2,
"no-const-assign": 2,
"no-control-regex": 0,
"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-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-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"
}
}
],
"object-curly-spacing": [
2,
"always",
{
objectsInObjects: false
}
],
"padded-blocks": [2, "never"],
"quotes": [
2,
"single",
{
avoidEscape: true,
allowTemplateLiterals: true
}
],
"semi": [0, "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",
"!",
","
]
}
],
"use-isnan": 2,
"valid-typeof": 2,
"wrap-iife": [2, "any"],
"yield-star-spacing": [2, "both"],
"yoda": [2, "never"]
}
};