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Change RecoveryHandler to accept and return http.Handler #106

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Change RecoveryHandler to accept and return http.Handler #106

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Change RecoveryHandler to accept and return http.Handler
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@tdterry
tdterry committed Sep 13, 2016
commit 68f123b09c6ea84b172e933e8569912ed00a3a23
26 changes: 19 additions & 7 deletions http.go
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Original file line number Diff line number Diff line change
Expand Up @@ -64,11 +64,14 @@ func (h *Http) Class() string { return "request" }

// Recovery handler to wrap the stdlib net/http Mux.
// Example:
// http.HandleFunc("/", raven.RecoveryHandler(func(w http.ResponseWriter, r *http.Request) {
// ...
// }))
func RecoveryHandler(handler func(http.ResponseWriter, *http.Request)) func(http.ResponseWriter, *http.Request) {
return func(w http.ResponseWriter, r *http.Request) {
// mux := http.NewServeMux()
// // add routes to the mux
//
// handler := RecoveryHandler(mux)
// http.ListenAndServe(addr, handler)
//
func RecoveryHandler(handler http.Handler) http.Handler {
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
defer func() {
if rval := recover(); rval != nil {
debug.PrintStack()
Expand All @@ -79,6 +82,15 @@ func RecoveryHandler(handler func(http.ResponseWriter, *http.Request)) func(http
}
}()

handler(w, r)
}
handler.ServeHTTP(w, r)
})
}

// Convenience function to wrap http.HandleFunc-style handlers
// Example:
// http.HandleFunc("/", raven.RecoveryHandler(func(w http.ResponseWriter, r *http.Request) {
// ...
// }))
func RecoveryHandlerFunc(f func(http.ResponseWriter, *http.Request)) func(http.ResponseWriter, *http.Request) {
return RecoveryHandler(http.HandlerFunc(f)).ServeHTTP
}