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comparison pkg/middleware/notfound.go @ 1494:04967d6565fa

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Added api doc strings for the middleware package.
author Sascha L. Teichmann <sascha.teichmann@intevation.de>
date Tue, 04 Dec 2018 17:56:28 +0100
parents 71ba4a66ec95
children 6f9d00c8cc38
comparison
equal deleted inserted replaced
1493:11e5ff79e616 1494:04967d6565fa
16 import ( 16 import (
17 "errors" 17 "errors"
18 "net/http" 18 "net/http"
19 ) 19 )
20 20
21 // ErrNotFound should be as the argument to panic if the NotFound should
22 // report back a http.StatusNotFound.
21 var ErrNotFound = errors.New("Not found") 23 var ErrNotFound = errors.New("Not found")
22 24
25 // NotFound creates an http.Handler which survives panic(ErrNotFound) and
26 // reports http.StatusNotFound in these cases back to the calling handler.
23 func NotFound(next http.Handler) http.Handler { 27 func NotFound(next http.Handler) http.Handler {
24 return http.HandlerFunc(func(rw http.ResponseWriter, req *http.Request) { 28 return http.HandlerFunc(func(rw http.ResponseWriter, req *http.Request) {
25 defer func() { 29 defer func() {
26 if p := recover(); p != nil { 30 if p := recover(); p != nil {
27 if p == ErrNotFound { 31 if p == ErrNotFound {