add supprt for go1.20 http.rwUnwrapper to gin.responseWriter (#3489)

gin-gonic · Feb 12, 2023 · c1d06e3 · c1d06e3
1 parent bd82c9e
commit c1d06e3
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Showing 2 changed files with 10 additions and 0 deletions.
diff --git a/response_writer.go b/response_writer.go
@@ -51,6 +51,10 @@ type responseWriter struct {
 
 var _ ResponseWriter = (*responseWriter)(nil)
 
+func (w *responseWriter) Unwrap() http.ResponseWriter {
+	return w.ResponseWriter
+}
+
 func (w *responseWriter) reset(writer http.ResponseWriter) {
 	w.ResponseWriter = writer
 	w.size = noWritten

diff --git a/response_writer_test.go b/response_writer_test.go
@@ -30,6 +30,12 @@ func init() {
 	SetMode(TestMode)
 }
 
+func TestResponseWriterUnwrap(t *testing.T) {
+	testWriter := httptest.NewRecorder()
+	writer := &responseWriter{ResponseWriter: testWriter}
+	assert.Same(t, testWriter, writer.Unwrap())
+}
+
 func TestResponseWriterReset(t *testing.T) {
 	testWriter := httptest.NewRecorder()
 	writer := &responseWriter{}