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node_modules/react-native/ReactCommon/jsitooling/react/runtime/JSRuntimeFactory.cpp

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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.
+ */
+
+#include "JSRuntimeFactory.h"
+
+namespace facebook::react {
+
+jsi::Runtime& JSIRuntimeHolder::getRuntime() noexcept {
+  return *runtime_;
+}
+
+JSIRuntimeHolder::JSIRuntimeHolder(std::unique_ptr<jsi::Runtime> runtime)
+    : runtime_(std::move(runtime)) {
+  assert(runtime_ != nullptr);
+}
+
+jsinspector_modern::RuntimeTargetDelegate&
+JSRuntime::getRuntimeTargetDelegate() {
+  if (!runtimeTargetDelegate_) {
+    runtimeTargetDelegate_.emplace(getRuntime().description());
+  }
+  return *runtimeTargetDelegate_;
+}
+
+} // namespace facebook::react

node_modules/react-native/ReactCommon/jsitooling/react/runtime/JSRuntimeFactory.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
+
+#ifdef __cplusplus
+
+#include <jsi/jsi.h>
+#include <jsinspector-modern/ReactCdp.h>
+
+namespace facebook::react {
+
+class MessageQueueThread;
+
+/**
+ * An interface that represents an instance of a JS VM
+ */
+class JSRuntime {
+ public:
+  virtual jsi::Runtime &getRuntime() noexcept = 0;
+
+  virtual ~JSRuntime() = default;
+
+  /**
+   * Get a reference to the \c RuntimeTargetDelegate owned (or implemented) by
+   * this JSRuntime. This reference must remain valid for the duration of the
+   * JSRuntime's lifetime.
+   */
+  virtual jsinspector_modern::RuntimeTargetDelegate &getRuntimeTargetDelegate();
+
+  /**
+   * Run initialize work that must happen on the runtime's JS thread. Used for
+   * initializing TLS and registering profiling.
+   *
+   * TODO T194671568 Move the runtime constructor to the JsThread
+   */
+  virtual void unstable_initializeOnJsThread() {}
+
+ private:
+  /**
+   * Initialized by \c getRuntimeTargetDelegate if not overridden, and then
+   * never changes.
+   */
+  std::optional<jsinspector_modern::FallbackRuntimeTargetDelegate> runtimeTargetDelegate_;
+};
+
+/**
+ * Interface for a class that creates instances of a JS VM
+ */
+class JSRuntimeFactory {
+ public:
+  virtual std::unique_ptr<JSRuntime> createJSRuntime(std::shared_ptr<MessageQueueThread> msgQueueThread) noexcept = 0;
+
+  virtual ~JSRuntimeFactory() = default;
+};
+
+/**
+ * Utility class for creating a JSRuntime from a uniquely owned jsi::Runtime.
+ */
+class JSIRuntimeHolder : public JSRuntime {
+ public:
+  jsi::Runtime &getRuntime() noexcept override;
+
+  explicit JSIRuntimeHolder(std::unique_ptr<jsi::Runtime> runtime);
+
+ private:
+  std::unique_ptr<jsi::Runtime> runtime_;
+};
+
+} // namespace facebook::react
+
+#endif // __cplusplus

node_modules/react-native/ReactCommon/jsitooling/react/runtime/JSRuntimeFactoryCAPI.cpp

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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.
+ */
+
+#include "JSRuntimeFactoryCAPI.h"
+#include "JSRuntimeFactory.h"
+
+void js_runtime_factory_destroy(JSRuntimeFactoryRef factory) {
+  if (factory != nullptr) {
+    delete static_cast<facebook::react::JSRuntimeFactory*>(factory);
+  }
+}

node_modules/react-native/ReactCommon/jsitooling/react/runtime/JSRuntimeFactoryCAPI.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
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ JSRuntimeFactory pointer representation in C.
+ */
+typedef void *JSRuntimeFactoryRef;
+
+/**
+ Function used to destroy instance of JSRuntimeFactory.
+ */
+void js_runtime_factory_destroy(JSRuntimeFactoryRef factory);
+
+#ifdef __cplusplus
+}
+#endif