react脚手架配置路径别名的方法

alias: {
   // Support React Native Web
   // https://www.smashingmagazine.com/2016/08/a-glimpse-into-the-future-with-react-native-for-web/
   'react-native': 'react-native-web',
   // Allows for better profiling with ReactDevTools
   ...(isEnvProductionProfile && {
     'react-dom$': 'react-dom/profiling',
     'scheduler/tracing': 'scheduler/tracing-profiling',
   }),
   ...(modules.webpackAliases || {}),
},

alias: {
   // Support React Native Web
   // https://www.smashingmagazine.com/2016/08/a-glimpse-into-the-future-with-react-native-for-web/
   'react-native': 'react-native-web',
   // Allows for better profiling with ReactDevTools
   ...(isEnvProductionProfile && {
     'react-dom$': 'react-dom/profiling',
     'scheduler/tracing': 'scheduler/tracing-profiling',
   }),
   ...(modules.webpackAliases || {}),
   // 文件路径别名
   '@': path.resolve(__dirname, '../src'),
   '@view': path.resolve(__dirname, '../src/view'),
}, 

  const proxy = require('http-proxy-middleware')
  module.exports = function(app) {
   app.use(
    proxy.createProxyMiddleware('/api', {  //带有api是需要转发的请求 
     target: 'http://localhost:4000',  // 这里是服务器地址
     changeOrigin: true,//值为布尔值, 为true时, 本地就会虚拟一个服务器接收你的请求并代你发送该请求,
     pathRewrite: {'^/api': ''}
    })
   )
  }