money/vendor/go.mau.fi/util/exhttp/middleware.go

31 lines
1.1 KiB
Go

// Copyright (c) 2024 Sumner Evans
//
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at http://mozilla.org/MPL/2.0/.
package exhttp
import "net/http"
// Middleware represents a middleware that can be applied to an [http.Handler].
type Middleware func(http.Handler) http.Handler
// ApplyMiddleware applies the provided [Middleware] functions to the given
// router. The middlewares will be applied in the order they are provided.
func ApplyMiddleware(router http.Handler, middlewares ...Middleware) http.Handler {
// Apply middlewares in reverse order because the first middleware provided
// needs to be the outermost one.
for i := len(middlewares) - 1; i >= 0; i-- {
router = middlewares[i](router)
}
return router
}
// StripPrefix is a wrapper for [http.StripPrefix] is compatible with the middleware pattern.
func StripPrefix(prefix string) Middleware {
return func(next http.Handler) http.Handler {
return http.StripPrefix(prefix, next)
}
}