@@ -7,15 +7,15 @@ "alin.ovh/x/log"
 )
 
 // HandleFunc is a function that handles an HTTP request and may return an Error.
-type HandleFunc func(http.ResponseWriter, *http.Request) *Error
+type HandleFunc func(http.ResponseWriter, *http.Request) Error
 
 // Handler is an interface for types that can serve HTTP requests and may return an Error.
 type Handler interface {
-	ServeHTTP(http.ResponseWriter, *http.Request) *Error
+	ServeHTTP(http.ResponseWriter, *http.Request) Error
 }
 
 // ErrorHandler is a function that handles HTTP errors.
-type ErrorHandler func(*Error, http.ResponseWriter, *http.Request)
+type ErrorHandler func(Error, http.ResponseWriter, *http.Request)
 
 // ServeMux is an HTTP request multiplexer with error handling support.
 // It matches the URL of each incoming request against a list of registered
@@ -30,8 +30,8 @@ // NewServeMux creates a new ServeMux with a default error handler.
 func NewServeMux() *ServeMux {
 	return &ServeMux{
 		ServeMux: http.NewServeMux(),
-		errorHandler: func(err *Error, w http.ResponseWriter, _ *http.Request) {
-			http.Error(w, err.Message, err.Code)
+		errorHandler: func(err Error, w http.ResponseWriter, _ *http.Request) {
+			err.WriteHTTP(w)
 		},
 	}
 }