Mercurial > gemma
view pkg/middleware/notfound.go @ 1290:ad528ad130d6
staging area: basic layout and selectionlogic
author | Thomas Junk <thomas.junk@intevation.de> |
---|---|
date | Thu, 22 Nov 2018 13:10:22 +0100 |
parents | 71ba4a66ec95 |
children | 04967d6565fa |
line wrap: on
line source
// This is Free Software under GNU Affero General Public License v >= 3.0 // without warranty, see README.md and license for details. // // SPDX-License-Identifier: AGPL-3.0-or-later // License-Filename: LICENSES/AGPL-3.0.txt // // Copyright (C) 2018 by via donau // – Österreichische Wasserstraßen-Gesellschaft mbH // Software engineering by Intevation GmbH // // Author(s): // * Sascha L. Teichmann <sascha.teichmann@intevation.de> package middleware import ( "errors" "net/http" ) var ErrNotFound = errors.New("Not found") func NotFound(next http.Handler) http.Handler { return http.HandlerFunc(func(rw http.ResponseWriter, req *http.Request) { defer func() { if p := recover(); p != nil { if p == ErrNotFound { http.NotFound(rw, req) } else { panic(p) } } }() next.ServeHTTP(rw, req) }) }