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node_modules/react-native/ReactCommon/jsinspector-modern/PerfMonitorV2.h

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+/*
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#pragma once
+
+#include <string>
+
+namespace facebook::react::jsinspector_modern {
+
+class HostTargetDelegate;
+
+struct PerfIssuePayload {
+  std::string name;
+  std::string severity;
+};
+
+/**
+ * [Experimental] Utility to handle performance metrics updates received from
+ * the runtime and forward update events to the V2 Perf Monitor UI.
+ */
+class PerfMonitorUpdateHandler {
+ public:
+  explicit PerfMonitorUpdateHandler(HostTargetDelegate &delegate) : delegate_(delegate) {}
+
+  /**
+   * Handle a new "__react_native_perf_issues_reporter" message.
+   */
+  void handlePerfIssueAdded(const std::string &message);
+
+ private:
+  HostTargetDelegate &delegate_;
+};
+
+} // namespace facebook::react::jsinspector_modern