package main import ( "os" "github.com/gin-gonic/gin" "github.com/mkideal/cli" ) type CLI struct { cli.Helper2 Address string `cli:"*addr,address" usage:"Address to listen"` Verbose bool `cli:"v,verbose" usage:"Enable verbose logging"` } func main() { os.Exit(cli.Run(new(CLI), func(ctx *cli.Context) error { argv := ctx.Argv().(*CLI) gin.SetMode(gin.ReleaseMode) if argv.Verbose { gin.SetMode(gin.DebugMode) } return NewServer().Run(argv.Address) })) }