1 files changed, 27 insertions, 0 deletions
diff --git a/deps/v8/src/torque/ls/message-handler.h b/deps/v8/src/torque/ls/message-handler.h
new file mode 100644
index 0000000000..2f0f83f1b4
--- /dev/null
+++ b/deps/v8/src/torque/ls/message-handler.h
@@ -0,0 +1,27 @@
+// Copyright 2019 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef V8_TORQUE_LS_MESSAGE_HANDLER_H_
+#define V8_TORQUE_LS_MESSAGE_HANDLER_H_
+
+#include "src/base/macros.h"
+#include "src/torque/ls/json.h"
+
+namespace v8 {
+namespace internal {
+namespace torque {
+namespace ls {
+
+// The message handler might send responses or follow up requests.
+// To allow unit testing, the "sending" function is configurable.
+using MessageWriter = void (*)(JsonValue& message);
+
+V8_EXPORT_PRIVATE void HandleMessage(JsonValue& raw_message, MessageWriter);
+
+}  // namespace ls
+}  // namespace torque
+}  // namespace internal
+}  // namespace v8
+
+#endif  // V8_TORQUE_LS_MESSAGE_HANDLER_H_