gin embed打包静态资源文件

项目目录

├── asset // 静态资源文件
│   ├── bootstrap.min.css
│   ├── bootstrap.min.js
│   └── jquery.js
├── go.mod
├── go.sum
├── html // html模版文件
│   └── index.html
└── main.go

package main
import (
  "embed"
  "html/template"
  "net/http"
  "github.com/gin-gonic/gin"
)

//go:embed html/*
var htmlFS embed.FS

//go:embed asset/*
var assetFS embed.FS

func main() {
  app := gin.Default()
  //引入js css  例如jquery.js  访问地址为 localhost:8080/asset/jquery.js
  app.Any("/asset/*filepath", func(c *gin.Context) {
    staticServer := http.FileServer(http.FS(assetFS))
    staticServer.ServeHTTP(c.Writer, c.Request)
  })
  // 引入html
  app.SetHTMLTemplate(template.Must(template.New("").ParseFS(htmlFS, "html/*")))
  
  app.Handle("GET", "/", index)
  
  app.Run()
}

func index(c *gin.Context) {
  c.HTML(http.StatusOK, "index.html")
}