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add:unit test for es6
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yinsang committed Sep 14, 2018
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78 changes: 74 additions & 4 deletions README.md
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针对很多新人前端不明白现在的开发工具及框架如何使用,对各个技术栈做一个说明。

如果对前端哪些技术栈不熟悉,可以issue我添加

## 说明

进入每个目录,如果有package.json则需要先在该目录下在终端(cmd)里`npm i`一下
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1. react

react js形式 非jsx

react 可以不用npm包那一堆来写,react创建dom节点(虚拟),reactDOM去渲染成真实dom。

reactDOM就是一个虚拟dom到真实dom的转换器

react可以按照这种js的形式写,但是现代es6更推荐模块化,这时需要用es6的module(模块)
2. vue

vue js 形式 非单文件

比react 更好明白了。

定义了全局Vue的类,然后new 了一个实例。对dom进行改造编译渲染了message进行数据绑定
3. typescript

仅运行ts demo

`npm install -g typescript`

全局安装ts

`tsc --init` 会生成tsconfig.json文件
'tsc' 会把ts编译成index.js文件
4. babel

仅展示babel运作模式
5. webpack
`npm i`
`npm install -g babel-cli`
`npm run babel-build`
打开index.html

babel 命令需要安装在-g环境才能用babel的命令行

babel是个编译器,能把你的js代码编译成其他版本js,至于编译成什么版本的js需要一个.babelrc来规定。

所以需要安装babel-preset-env,再再.babelrc里写明用这个预先布置

npm run babel-build是执行package.json里的scripts,为了生成可执行的index.dist.js
5. webpack-demo

执行webpack的最小模式

在命令行执行:webpack

execute 【webpack】 in commander
6. webpack-babel

webpack+babel

演示babel-loader运行模式
`npm i`

`webpack`
babel会吧es6的扩展...编译成es5,可以看dist文件查看

you need to add .babelrc file for babel rules,
and webpack.config.js for webpack rules.
babel-loader is a way for webpack when using babel.
7. vue-webpack

webpack + vue-loader + webpack-dev-server

在webpack中用vue-loader编译vue单文件
有webpack-dev-server帮助开
有webpack-dev-server帮助开发

single-file-components vue单文件组件

`npm i`

webpack 配置已完成打包工作

`webpack`

webpack-dev-server可以用npm run dev打开

`npm run dev`

为了引入方便 dev生成的/dist/main.js 和webpack build的main.js 放在一个文件夹。
dev生成的main.js 其实在内存中,不在文件中显示

8. react-webpack-eslint

webpack + babel-loader + webpack-dev-server + eslit
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10. vue-webpack-eslint-typescript

webpack + +babel-loader + vue-loader + webpack-dev-server + eslint + typescript
vue的ts支持暂时用vue-property-decorator,因为ts对vue的this识别很困难,后期vue+ts兼容较好时可以废弃vue-property-decorator

vue的ts支持暂时用

vue-property-decorator,因为ts对vue的this识别很困难,后期vue+ts兼容较好时可以废弃vue-property-decorator

11. react-webpack-eslint-typescript

webpack + +babel-loader + webpack-dev-server + eslint + typescript
事实证明react比vue对ts的支持好太多了啊,摔!
事实证明react比vue对ts的支持好太多了啊,摔!

12. webpack-babel-unitTest

babel 需要用2015,用env会导致babel版本错误。这是个bug吧。

ps: mocha等单元测试的内容请上网自己搜,[阮一峰mocha](http://www.ruanyifeng.com/blog/2015/12/a-mocha-tutorial-of-examples.html)

es6需要babel来编译,chai是断言库,mocha是测试框架
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# 命令
npm i
npm install -g babel-cli
npm run babel-build
打开index.html
# 说明
babel 命令需要安装在-g环境才能用babel的命令行
babel是个编译器,能把你的js代码编译成其他版本js,至于编译成什么版本的js需要一个.babelrc来规定。
所以需要安装babel-preset-env,再再.babelrc里写明用这个预先布置
npm run babel-build是执行package.json里的scripts,为了生成可执行的index.dist.js
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{
"name": "webpack",
"name": "webpack-demo",
"version": "1.0.0",
"description": "",
"main": "index.js",
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