PaulChess/MyBlog

团队代码规范

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参考文章:
一键格式化代码带来的快感|你还在为每个项目配置Stylelint和Eslint吗 公众号: IQ前端

千万不能自私

四大前端代码校验工具: StylelintEslintTslintPrettier
通过预设规则校验代码,检测其是否存在错误/漏洞,并对错误/漏洞提示修复方案并尽可能依据修复方案格式化出正确代码。

1.什么是lint ?
Lint其实就是编辑器里运行的一个脚本进程,将代码解析成AST,遍历AST并通过预设规则做一些判断和修改。可通过阅读babel源码eslint源码了解AST的工作原理。

2.引入lint的优势

  • 强制规范团队编码规范
  • 可灵活定制团队编码风格
  • 增加项目代码的可维护性可接入性,让新组员能快速适应项目的架构与需求
  • 保障项目整体质量,可减少无用代码重复代码错误代码漏洞代码的产生几率

3.背景
不想为每个项目配置Lint,力图做到一次配置全局运行,使用此方案可以将所有项目的StylelintEslintTslintPrettier相关依赖和配置文件全部移除,使项目目录变得超级简洁。
工具: Vscode
安装: StylelintEslint的Vscode插件和Npm依赖

4.了解stylelint和eslint的相关依赖(看一下即可)

# Stylelint
npm i -D stylelint stylelint-config-standard stylelint-order
# Eslint
npm i -D eslint babel-eslint eslint-config-standard eslint-plugin-html eslint-plugin-import eslint-plugin-node eslint-plugin-promise eslint-plugin-react eslint-plugin-standard eslint-plugin-vue vue-eslint-parser
# TypeScript Eslint
npm i -D @typescript-eslint/eslint-plugin @typescript-eslint/parser typescript eslint-config-standard-with-typescript

安装完成后需配置多份对应配置文件:
css: css/scss/less/vue
js: js/ts/jsx/tsx/vue

查看插件文档,发现Stylelint只能在settings.json上配置,而Eslint可配置成多份对应配置文件,并在settings.json上通过特定字段指定Eslint配置文件路径。

本文作者joway young开源了自己常用的配置文件集合,详见vscode-lint,目录如下:
image

5.配置流程
1.在Vscode中安装两个插件StylelintEslint
2.在settings.json中插入如下如下配置,遇到其他项目需覆盖配置时在工作区选项下插入eslint.options.configFile指定Eslint配置文件路径
3.重启Vscode

团队内规范test:

  1. 下载vscode-lint项目(制定规范的人搞好的项目)
  2. 在Vscode中粘贴如下配置(提前设置好这套配置):

推荐配置如下(可根据自己团队内的需要进行修改):

{
    "css.validate": false,
    "editor.codeActionsOnSave": {
        "source.fixAll.eslint": true,
        "source.fixAll.stylelint": true
    },
    "eslint.nodePath": "path/vscode-lint/node_modules",
    "eslint.options": {
        "configFile": "path/vscode-lint/eslintrc.js"
    },
    "less.validate": false,
    "scss.validate": false,
    "stylelint.configBasedir": "path/vscode-lint",
    "stylelint.configOverrides": {
        "extends": "stylelint-config-standard",
        "plugins": [
            "stylelint-order"
        ],
        "rules": {
            "at-rule-empty-line-before": "never",
            "at-rule-no-unknown": [
                true,
                {
                    "ignoreAtRules": [
                        "content",
                        "each",
                        "error",
                        "extend",
                        "for",
                        "function",
                        "if",
                        "include",
                        "mixin",
                        "return",
                        "while"
                    ]
                }
            ],
            "color-hex-case": "lower",
            "comment-empty-line-before": "never",
            "declaration-colon-newline-after": null,
            "declaration-empty-line-before": "never",
            "function-linear-gradient-no-nonstandard-direction": null,
            "indentation": "tab",
            "no-descending-specificity": null,
            "no-missing-end-of-source-newline": null,
            "no-empty-source": null,
            "number-leading-zero": "never",
            "rule-empty-line-before": "never",
            "order/order": [
                "custom-properties",
                "declarations"
            ],
            "order/properties-order": [
                // 布局属性
                "display",
                "visibility",
                "overflow",
                "overflow-x",
                "overflow-y",
                "overscroll-behavior",
                "scroll-behavior",
                "scroll-snap-type",
                "scroll-snap-align",
                // 布局属性:浮动
                "float",
                "clear",
                // 布局属性:定位
                "position",
                "left",
                "right",
                "top",
                "bottom",
                "z-index",
                // 布局属性:列表
                "list-style",
                "list-style-type",
                "list-style-position",
                "list-style-image",
                // 布局属性:表格
                "table-layout",
                "border-collapse",
                "border-spacing",
                "caption-side",
                "empty-cells",
                // 布局属性:弹性
                "flex-flow",
                "flex-direction",
                "flex-wrap",
                "justify-content",
                "align-content",
                "align-items",
                "align-self",
                "flex",
                "flex-grow",
                "flex-shrink",
                "flex-basis",
                "order",
                // 布局属性:多列
                "columns",
                "column-width",
                "column-count",
                "column-gap",
                "column-rule",
                "column-rule-width",
                "column-rule-style",
                "column-rule-color",
                "column-span",
                "column-fill",
                "column-break-before",
                "column-break-after",
                "column-break-inside",
                // 布局属性:格栅
                "grid-columns",
                "grid-rows",
                // 尺寸属性
                "box-sizing",
                "margin",
                "margin-left",
                "margin-right",
                "margin-top",
                "margin-bottom",
                "padding",
                "padding-left",
                "padding-right",
                "padding-top",
                "padding-bottom",
                "border",
                "border-width",
                "border-style",
                "border-color",
                "border-colors",
                "border-left",
                "border-left-width",
                "border-left-style",
                "border-left-color",
                "border-left-colors",
                "border-right",
                "border-right-width",
                "border-right-style",
                "border-right-color",
                "border-right-colors",
                "border-top",
                "border-top-width",
                "border-top-style",
                "border-top-color",
                "border-top-colors",
                "border-bottom",
                "border-bottom-width",
                "border-bottom-style",
                "border-bottom-color",
                "border-bottom-colors",
                "border-radius",
                "border-top-left-radius",
                "border-top-right-radius",
                "border-bottom-left-radius",
                "border-bottom-right-radius",
                "border-image",
                "border-image-source",
                "border-image-slice",
                "border-image-width",
                "border-image-outset",
                "border-image-repeat",
                "width",
                "min-width",
                "max-width",
                "height",
                "min-height",
                "max-height",
                // 界面属性
                "appearance",
                "outline",
                "outline-width",
                "outline-style",
                "outline-color",
                "outline-offset",
                "outline-radius",
                "outline-radius-topleft",
                "outline-radius-topright",
                "outline-radius-bottomleft",
                "outline-radius-bottomright",
                "background",
                "background-color",
                "background-image",
                "background-repeat",
                "background-repeat-x",
                "background-repeat-y",
                "background-position",
                "background-position-x",
                "background-position-y",
                "background-size",
                "background-origin",
                "background-clip",
                "background-attachment",
                "bakground-composite",
                "mask",
                "mask-mode",
                "mask-image",
                "mask-repeat",
                "mask-repeat-x",
                "mask-repeat-y",
                "mask-position",
                "mask-position-x",
                "mask-position-y",
                "mask-size",
                "mask-origin",
                "mask-clip",
                "mask-attachment",
                "mask-composite",
                "mask-box-image",
                "mask-box-image-source",
                "mask-box-image-width",
                "mask-box-image-outset",
                "mask-box-image-repeat",
                "mask-box-image-slice",
                "box-shadow",
                "box-reflect",
                "filter",
                "mix-blend-mode",
                "opacity",
                "object-fit",
                "clip",
                "clip-path",
                "resize",
                "zoom",
                "cursor",
                "pointer-events",
                "user-modify",
                "user-focus",
                "user-input",
                "user-select",
                "user-drag",
                // 文字属性
                "line-height",
                "line-clamp",
                "vertical-align",
                "direction",
                "unicode-bidi",
                "writing-mode",
                "ime-mode",
                "text-overflow",
                "text-decoration",
                "text-decoration-line",
                "text-decoration-style",
                "text-decoration-color",
                "text-decoration-skip",
                "text-underline-position",
                "text-align",
                "text-align-last",
                "text-justify",
                "text-indent",
                "text-stroke",
                "text-stroke-width",
                "text-stroke-color",
                "text-shadow",
                "text-transform",
                "text-size-adjust",
                "src",
                "font",
                "font-family",
                "font-style",
                "font-stretch",
                "font-weight",
                "font-variant",
                "font-size",
                "font-size-adjust",
                "color",
                // 内容属性
                "tab-size",
                "overflow-wrap",
                "word-wrap",
                "word-break",
                "word-spacing",
                "letter-spacing",
                "white-space",
                "caret-color",
                "quotes",
                "content",
                "content-visibility",
                "counter-reset",
                "counter-increment",
                "page",
                "page-break-before",
                "page-break-after",
                "page-break-inside",
                // 交互属性
                "will-change",
                "perspective",
                "perspective-origin",
                "backface-visibility",
                "transform",
                "transform-origin",
                "transform-style",
                "transition",
                "transition-property",
                "transition-duration",
                "transition-timing-function",
                "transition-delay",
                "animation",
                "animation-name",
                "animation-duration",
                "animation-timing-function",
                "animation-delay",
                "animation-iteration-count",
                "animation-direction",
                "animation-play-state",
                "animation-fill-mode",
                // Webkit专有属性
                "-webkit-overflow-scrolling",
                "-webkit-box-orient",
                "-webkit-line-clamp",
                "-webkit-text-fill-color",
                "-webkit-tap-highlight-color",
                "-webkit-touch-callout",
                "-webkit-font-smoothing",
                "-moz-osx-font-smoothing"
            ]
        }
    }
}

[ ] eslint-plugin-vue的官方文档地址: https://eslint.vuejs.org/user-guide/#installation, 目前还没有中文版,有时间研读一下。