routing module

출처 : https://spectrumdig.blogspot.com/2012/02/routing-module-handler.html?m=0 

 

package main import (   "fmt" ) type Handler func(method string) type Route struct {   Method,Pattern string } type Routes struct {   Routes []Route } func (r Routes) routeCount() int {   return len(r.Routes) } func (r *Routes) addRoute(method, pattern string, handler Handler) {   r.Routes=append(r.Routes, Route{Method:method, Pattern:pattern})   fmt.Printf("route Count : %d\n", len(r.Routes))   handler(method) } func (r *Routes) GET(pattern string, handler Handler) {   r.addRoute("GET", pattern, handler) } func (r *Routes) POST(pattern string, handler Handler) {   r.addRoute("POST", pattern, handler) } func (r *Routes) PUT(pattern string, handler Handler) {   r.addRoute("PUT", pattern, handler) } func (r *Routes) DELETE(pattern string, handler Handler) {   r.addRoute("DELETE", pattern, handler) } func handler(method string) {   fmt.Printf("%s handler executed \n", method) } func main() {   r:=new(Routes)   r.GET("/user/:user", handler)   r.PUT("/add/:user", handler)   r.POST("/update/:user", handler)   r.DELETE("/delete/:user", handler)   for _,v:=range r.Routes {     fmt.Printf("%s:%s\n",v.Method, v.Pattern)   } }