fix(handler): 补齐 opsCaptureWriter 全部委托方法的 nil 守卫

backend/internal/handler/ops_capture_writer_nil_test.go

@@ -12,25 +12,48 @@ func TestOpsCaptureWriter_NilInnerWriter_NoPanic(t *testing.T) {
 
 	assert.NotPanics(t, func() {
 		assert.Equal(t, 0, w.Status())
-	}, "Status() on released writer must not panic")
-
+	})
 	assert.NotPanics(t, func() {
 		assert.Equal(t, -1, w.Size())
-	}, "Size() on released writer must not panic")
-
+	})
 	assert.NotPanics(t, func() {
 		assert.False(t, w.Written())
-	}, "Written() on released writer must not panic")
-
+	})
 	assert.NotPanics(t, func() {
 		n, err := w.Write([]byte("test"))
 		assert.Equal(t, 0, n)
 		assert.NoError(t, err)
-	}, "Write() on released writer must not panic")
-
+	})
 	assert.NotPanics(t, func() {
 		n, err := w.WriteString("test")
 		assert.Equal(t, 0, n)
 		assert.NoError(t, err)
-	}, "WriteString() on released writer must not panic")
+	})
+	assert.NotPanics(t, func() {
+		h := w.Header()
+		assert.NotNil(t, h)
+	})
+	assert.NotPanics(t, func() {
+		w.WriteHeader(200)
+	})
+	assert.NotPanics(t, func() {
+		w.WriteHeaderNow()
+	})
+	assert.NotPanics(t, func() {
+		w.Flush()
+	})
+	assert.NotPanics(t, func() {
+		conn, rw, err := w.Hijack()
+		assert.Nil(t, conn)
+		assert.Nil(t, rw)
+		assert.Error(t, err)
+	})
+	assert.NotPanics(t, func() {
+		ch := w.CloseNotify()
+		assert.NotNil(t, ch)
+	})
+	assert.NotPanics(t, func() {
+		p := w.Pusher()
+		assert.Nil(t, p)
+	})
 }

backend/internal/handler/ops_error_logger.go

@@ -1,11 +1,14 @@
 package handler
 
 import (
+	"bufio"
 	"bytes"
 	"context"
 	"encoding/json"
 	"errors"
 	"log"
+	"net"
+	"net/http"
 	"runtime"
 	"runtime/debug"
 	"strconv"
@@ -519,6 +522,57 @@ func (w *opsCaptureWriter) Written() bool {
 	return w.ResponseWriter.Written()
 }
 
+func (w *opsCaptureWriter) Header() http.Header {
+	if w.ResponseWriter == nil {
+		return http.Header{}
+	}
+	return w.ResponseWriter.Header()
+}
+
+func (w *opsCaptureWriter) WriteHeader(code int) {
+	if w.ResponseWriter == nil {
+		return
+	}
+	w.ResponseWriter.WriteHeader(code)
+}
+
+func (w *opsCaptureWriter) WriteHeaderNow() {
+	if w.ResponseWriter == nil {
+		return
+	}
+	w.ResponseWriter.WriteHeaderNow()
+}
+
+func (w *opsCaptureWriter) Flush() {
+	if w.ResponseWriter == nil {
+		return
+	}
+	w.ResponseWriter.Flush()
+}
+
+func (w *opsCaptureWriter) Hijack() (net.Conn, *bufio.ReadWriter, error) {
+	if w.ResponseWriter == nil {
+		return nil, nil, errors.New("response writer released")
+	}
+	return w.ResponseWriter.Hijack()
+}
+
+func (w *opsCaptureWriter) CloseNotify() <-chan bool {
+	if w.ResponseWriter == nil {
+		ch := make(chan bool)
+		close(ch)
+		return ch
+	}
+	return w.ResponseWriter.CloseNotify()
+}
+
+func (w *opsCaptureWriter) Pusher() http.Pusher {
+	if w.ResponseWriter == nil {
+		return nil
+	}
+	return w.ResponseWriter.Pusher()
+}
+
 func (w *opsCaptureWriter) Write(b []byte) (int, error) {
 	if w.ResponseWriter == nil {
 		return 0, nil