Closes #423

Signed-off-by: Vishal Rana <vr@labstack.com>

echo.go

@@ -253,7 +253,7 @@ func (e *Echo) DefaultHTTPErrorHandler(err error, c Context) {
 	if !c.Response().Committed() {
 		c.String(code, msg)
 	}
-	e.logger.Debug(err)
+	e.logger.Error(err)
 }
 
 // SetHTTPErrorHandler registers a custom Echo.HTTPErrorHandler.

engine/standard/response.go

@@ -1,7 +1,9 @@
 package standard
 
 import (
+	"bufio"
 	"io"
+	"net"
 	"net/http"
 
 	"github.com/labstack/echo/engine"
@@ -74,6 +76,29 @@ func (r *Response) SetWriter(w io.Writer) {
 	r.writer = w
 }
 
+// Flush implements the http.Flusher interface to allow an HTTP handler to flush
+// buffered data to the client.
+// See [http.Flusher](https://golang.org/pkg/net/http/#Flusher)
+func (r *Response) Flush() {
+	r.ResponseWriter.(http.Flusher).Flush()
+}
+
+// Hijack implements the http.Hijacker interface to allow an HTTP handler to
+// take over the connection.
+// See [http.Hijacker](https://golang.org/pkg/net/http/#Hijacker)
+func (r *Response) Hijack() (net.Conn, *bufio.ReadWriter, error) {
+	return r.ResponseWriter.(http.Hijacker).Hijack()
+}
+
+// CloseNotify implements the http.CloseNotifier interface to allow detecting
+// when the underlying connection has gone away.
+// This mechanism can be used to cancel long operations on the server if the
+// client has disconnected before the response is ready.
+// See [http.CloseNotifier](https://golang.org/pkg/net/http/#CloseNotifier)
+func (r *Response) CloseNotify() <-chan bool {
+	return r.ResponseWriter.(http.CloseNotifier).CloseNotify()
+}
+
 func (r *Response) reset(w http.ResponseWriter, h engine.Header) {
 	r.ResponseWriter = w
 	r.header = h
@@ -86,3 +111,15 @@ func (r *Response) reset(w http.ResponseWriter, h engine.Header) {
 func (r *responseAdapter) Write(b []byte) (n int, err error) {
 	return r.writer.Write(b)
 }
+
+func (r *responseAdapter) Flush() {
+	r.ResponseWriter.(http.Flusher).Flush()
+}
+
+func (r *responseAdapter) Hijack() (net.Conn, *bufio.ReadWriter, error) {
+	return r.ResponseWriter.(http.Hijacker).Hijack()
+}
+
+func (r *responseAdapter) CloseNotify() <-chan bool {
+	return r.ResponseWriter.(http.CloseNotifier).CloseNotify()
+}

middleware/recover.go

@@ -25,12 +25,12 @@ var (
 )
 
 func Recover() echo.MiddlewareFunc {
-	return RecoverWithConfig(DefaultRecoverConfig)
+	return RecoverFromConfig(DefaultRecoverConfig)
 }
 
 // Recover returns a middleware which recovers from panics anywhere in the chain
 // and handles the control to the centralized HTTPErrorHandler.
-func RecoverWithConfig(config RecoverConfig) echo.MiddlewareFunc {
+func RecoverFromConfig(config RecoverConfig) echo.MiddlewareFunc {
 	return func(next echo.Handler) echo.Handler {
 		return echo.HandlerFunc(func(c echo.Context) error {
 			defer func() {
@@ -45,7 +45,7 @@ func RecoverWithConfig(config RecoverConfig) echo.MiddlewareFunc {
 					stack := make([]byte, config.StackSize)
 					length := runtime.Stack(stack, config.StackAll)
 					if config.PrintStack {
-						c.Logger().Printf("%s|%s", color.Red("PANIC RECOVER"), stack[:length])
+						c.Logger().Printf("[%s] %s %s", color.Red("PANIC RECOVER"), err, stack[:length])
 					}
 					c.Error(err)
 				}