| package mux |
| |
| import "net/http" |
| |
| // MiddlewareFunc is a function which receives an http.Handler and returns another http.Handler. |
| // Typically, the returned handler is a closure which does something with the http.ResponseWriter and http.Request passed |
| // to it, and then calls the handler passed as parameter to the MiddlewareFunc. |
| type MiddlewareFunc func(http.Handler) http.Handler |
| |
| // middleware interface is anything which implements a MiddlewareFunc named Middleware. |
| type middleware interface { |
| Middleware(handler http.Handler) http.Handler |
| } |
| |
| // MiddlewareFunc also implements the middleware interface. |
| func (mw MiddlewareFunc) Middleware(handler http.Handler) http.Handler { |
| return mw(handler) |
| } |
| |
| // Use appends a MiddlewareFunc to the chain. Middleware can be used to intercept or otherwise modify requests and/or responses, and are executed in the order that they are applied to the Router. |
| func (r *Router) Use(mwf MiddlewareFunc) { |
| r.middlewares = append(r.middlewares, mwf) |
| } |
| |
| // useInterface appends a middleware to the chain. Middleware can be used to intercept or otherwise modify requests and/or responses, and are executed in the order that they are applied to the Router. |
| func (r *Router) useInterface(mw middleware) { |
| r.middlewares = append(r.middlewares, mw) |
| } |