reg/vendor/github.com/gorilla/mux/middleware.go
Jess Frazelle ab6c553e6b
update deps
Signed-off-by: Jess Frazelle <acidburn@microsoft.com>
2018-03-06 10:41:43 -05:00

29 lines
1.3 KiB
Go

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)
}