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#ifndef SRC_NODE_MAIN_INSTANCE_H_
#define SRC_NODE_MAIN_INSTANCE_H_
#if defined(NODE_WANT_INTERNALS) && NODE_WANT_INTERNALS
#include <cstddef>
#include <memory>
#include "node.h"
#include "util.h"
#include "uv.h"
#include "v8.h"
namespace node {
class ExternalReferenceRegistry;
struct EnvSerializeInfo;
struct SnapshotData;
// TODO(joyeecheung): align this with the Worker/WorkerThreadData class.
// We may be able to create an abstract class to reuse some of the routines.
class NodeMainInstance {
public:
// To create a main instance that does not own the isolate,
// The caller needs to do:
//
// Isolate* isolate = Isolate::Allocate();
// platform->RegisterIsolate(isolate, loop);
// isolate->Initialize(...);
// isolate->Enter();
// std::unique_ptr<NodeMainInstance> main_instance =
// NodeMainInstance::Create(isolate, loop, args, exec_args);
//
// When tearing it down:
//
// main_instance->Cleanup(); // While the isolate is entered
// isolate->Exit();
// isolate->Dispose();
// platform->UnregisterIsolate(isolate);
//
// After calling Dispose() the main_instance is no longer accessible.
static std::unique_ptr<NodeMainInstance> Create(
v8::Isolate* isolate,
uv_loop_t* event_loop,
MultiIsolatePlatform* platform,
const std::vector<std::string>& args,
const std::vector<std::string>& exec_args);
void Dispose();
// Create a main instance that owns the isolate
NodeMainInstance(const SnapshotData* snapshot_data,
uv_loop_t* event_loop,
MultiIsolatePlatform* platform,
const std::vector<std::string>& args,
const std::vector<std::string>& exec_args);
~NodeMainInstance();
// Start running the Node.js instances, return the exit code when finished.
int Run();
void Run(int* exit_code, Environment* env);
IsolateData* isolate_data() { return isolate_data_.get(); }
DeleteFnPtr<Environment, FreeEnvironment> CreateMainEnvironment(
int* exit_code);
static const size_t kNodeContextIndex = 0;
NodeMainInstance(const NodeMainInstance&) = delete;
NodeMainInstance& operator=(const NodeMainInstance&) = delete;
NodeMainInstance(NodeMainInstance&&) = delete;
NodeMainInstance& operator=(NodeMainInstance&&) = delete;
private:
NodeMainInstance(v8::Isolate* isolate,
uv_loop_t* event_loop,
MultiIsolatePlatform* platform,
const std::vector<std::string>& args,
const std::vector<std::string>& exec_args);
std::vector<std::string> args_;
std::vector<std::string> exec_args_;
std::unique_ptr<ArrayBufferAllocator> array_buffer_allocator_;
v8::Isolate* isolate_;
MultiIsolatePlatform* platform_;
std::unique_ptr<IsolateData> isolate_data_;
std::unique_ptr<v8::Isolate::CreateParams> isolate_params_;
const SnapshotData* snapshot_data_ = nullptr;
};
} // namespace node
#endif // defined(NODE_WANT_INTERNALS) && NODE_WANT_INTERNALS
#endif // SRC_NODE_MAIN_INSTANCE_H_
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