From 1fde3243c2ec2931ce5e68c09cdfe72627108181 Mon Sep 17 00:00:00 2001
From: Raju Ahmed <rajuahmed1708@gmail.com>
Date: Mon, 26 Jan 2026 16:39:16 +0600
Subject: [PATCH 1/2] chore(response_writer): add Unwrap() method to
 `ResponseWriter` interface

---
 response_writer.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/response_writer.go b/response_writer.go
index 9035e6f1..142a7cc5 100644
--- a/response_writer.go
+++ b/response_writer.go
@@ -44,6 +44,9 @@ type ResponseWriter interface {
 
 	// Pusher get the http.Pusher for server push
 	Pusher() http.Pusher
+
+	// Unwrap get the underlying http.ResponseWriter
+	Unwrap() http.ResponseWriter
 }
 
 type responseWriter struct {

From 675838ec999411f1ed5b3e3d88de0e6f483824a2 Mon Sep 17 00:00:00 2001
From: Raju Ahmed <rajuahmed1708@gmail.com>
Date: Fri, 27 Mar 2026 07:32:52 +0600
Subject: [PATCH 2/2] test(response_writer): add tests for
 ResponseWriter.Unwrap method

---
 response_writer_test.go | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/response_writer_test.go b/response_writer_test.go
index dfc1d2c6..255559a7 100644
--- a/response_writer_test.go
+++ b/response_writer_test.go
@@ -33,12 +33,23 @@ func init() {
 	SetMode(TestMode)
 }
 
+// test for ResponseWriter.Unwrap
 func TestResponseWriterUnwrap(t *testing.T) {
 	testWriter := httptest.NewRecorder()
 	writer := &responseWriter{ResponseWriter: testWriter}
 	assert.Same(t, testWriter, writer.Unwrap())
 }
 
+func TestResponseWriterUnwrapViaInterface(t *testing.T) {
+	testWriter := httptest.NewRecorder()
+	writer := &responseWriter{}
+	writer.reset(testWriter)
+	var w ResponseWriter = writer
+
+	unwrapped := w.Unwrap()
+	assert.Same(t, testWriter, unwrapped)
+}
+
 func TestResponseWriterReset(t *testing.T) {
 	testWriter := httptest.NewRecorder()
 	writer := &responseWriter{}