#ifndef SRC_NODE_H_

#define SRC_NODE_H_

#ifdef _WIN32

# ifndef BUILDING_NODE_EXTENSION

# define NODE_EXTERN __declspec(dllexport)

# else

# define NODE_EXTERN __declspec(dllimport)

# endif

#else

# define NODE_EXTERN __attribute__((visibility("default")))

#endif

#ifdef BUILDING_NODE_EXTENSION

# undef BUILDING_V8_SHARED

# undef BUILDING_UV_SHARED

# define USING_V8_SHARED 1

# define USING_UV_SHARED 1

#endif

#if defined(__MINGW32__) || defined(_MSC_VER)

#ifndef _WIN32_WINNT

# define _WIN32_WINNT 0x0600 // Windows Server 2008

#endif

#ifndef NOMINMAX

# define NOMINMAX

#endif

#endif

#if defined(_MSC_VER)

#define PATH_MAX MAX_PATH

#endif

#ifdef _WIN32

# define SIGKILL 9

#endif

#if (__GNUC__ >= 8) && !defined(__clang__)

#pragma GCC diagnostic push

#pragma GCC diagnostic ignored "-Wcast-function-type"

#endif

#include "v8.h" // NOLINT(build/include_order)

#if (__GNUC__ >= 8) && !defined(__clang__)

#pragma GCC diagnostic pop

#endif

#include "v8-platform.h" // NOLINT(build/include_order)

#include "node_version.h" // NODE_MODULE_VERSION

#include <memory>

#include <functional>

#ifndef _WIN32

#include <signal.h>

#endif // _WIN32

#define NODE_MAKE_VERSION(major, minor, patch) \

((major) * 0x1000 + (minor) * 0x100 + (patch))

#ifdef __clang__

# define NODE_CLANG_AT_LEAST(major, minor, patch) \

(NODE_MAKE_VERSION(major, minor, patch) <= \

NODE_MAKE_VERSION(__clang_major__, __clang_minor__, __clang_patchlevel__))

#else

# define NODE_CLANG_AT_LEAST(major, minor, patch) (0)

#endif

#ifdef __GNUC__

# define NODE_GNUC_AT_LEAST(major, minor, patch) \

(NODE_MAKE_VERSION(major, minor, patch) <= \

NODE_MAKE_VERSION(__GNUC__, __GNUC_MINOR__, __GNUC_PATCHLEVEL__))

#else

# define NODE_GNUC_AT_LEAST(major, minor, patch) (0)

#endif

#if defined(NODE_WANT_INTERNALS) && NODE_WANT_INTERNALS

# define NODE_DEPRECATED(message, declarator) declarator

#else // NODE_WANT_INTERNALS

# if NODE_CLANG_AT_LEAST(2, 9, 0) || NODE_GNUC_AT_LEAST(4, 5, 0)

# define NODE_DEPRECATED(message, declarator) \

__attribute__((deprecated(message))) declarator

# elif defined(_MSC_VER)

# define NODE_DEPRECATED(message, declarator) \

__declspec(deprecated) declarator

# else

# define NODE_DEPRECATED(message, declarator) declarator

# endif

#endif

struct uv_loop_s;

namespace node {

namespace tracing {

class TracingController;

}

NODE_EXTERN v8::Local<v8::Value> ErrnoException(v8::Isolate* isolate,

int errorno,

const char* syscall = nullptr,

const char* message = nullptr,

const char* path = nullptr);

NODE_EXTERN v8::Local<v8::Value> UVException(v8::Isolate* isolate,

int errorno,

const char* syscall = nullptr,

const char* message = nullptr,

const char* path = nullptr,

const char* dest = nullptr);

NODE_DEPRECATED("Use ErrnoException(isolate, ...)",

inline v8::Local<v8::Value> ErrnoException(

int errorno,

const char* syscall = nullptr,

const char* message = nullptr,

const char* path = nullptr) {

return ErrnoException(v8::Isolate::GetCurrent(),

errorno,

syscall,

message,

path);

})

NODE_DEPRECATED("Use UVException(isolate, ...)",

inline v8::Local<v8::Value> UVException(int errorno,

const char* syscall = nullptr,

const char* message = nullptr,

const char* path = nullptr) {

return UVException(v8::Isolate::GetCurrent(),

errorno,

syscall,

message,

path);

})

NODE_DEPRECATED("Use MakeCallback(..., async_context)",

NODE_EXTERN v8::Local<v8::Value> MakeCallback(

v8::Isolate* isolate,

v8::Local<v8::Object> recv,

const char* method,

int argc,

v8::Local<v8::Value>* argv));

NODE_DEPRECATED("Use MakeCallback(..., async_context)",

NODE_EXTERN v8::Local<v8::Value> MakeCallback(

v8::Isolate* isolate,

v8::Local<v8::Object> recv,

v8::Local<v8::String> symbol,

int argc,

v8::Local<v8::Value>* argv));

NODE_DEPRECATED("Use MakeCallback(..., async_context)",

NODE_EXTERN v8::Local<v8::Value> MakeCallback(

v8::Isolate* isolate,

v8::Local<v8::Object> recv,

v8::Local<v8::Function> callback,

int argc,

v8::Local<v8::Value>* argv));

} // namespace node

#include <cassert>

#include <cstdint>

#ifndef NODE_STRINGIFY

# define NODE_STRINGIFY(n) NODE_STRINGIFY_HELPER(n)

# define NODE_STRINGIFY_HELPER(n) #n

#endif

#ifdef _WIN32

#if !defined(_SSIZE_T_) && !defined(_SSIZE_T_DEFINED)

typedef intptr_t ssize_t;

# define _SSIZE_T_

# define _SSIZE_T_DEFINED

#endif

#else // !_WIN32

# include <sys/types.h> // size_t, ssize_t

#endif // _WIN32

namespace node {

class IsolateData;

class Environment;

NODE_EXTERN int Start(int argc, char* argv[]);

NODE_EXTERN int Stop(Environment* env);

NODE_DEPRECATED("Use InitializeNodeWithArgs() instead",

NODE_EXTERN void Init(int* argc,

const char** argv,

int* exec_argc,

const char*** exec_argv));

NODE_EXTERN int InitializeNodeWithArgs(std::vector<std::string>* argv,

std::vector<std::string>* exec_argv,

std::vector<std::string>* errors);

enum OptionEnvvarSettings {

kAllowedInEnvironment,

kDisallowedInEnvironment

};

NODE_EXTERN int ProcessGlobalArgs(std::vector<std::string>* args,

std::vector<std::string>* exec_args,

std::vector<std::string>* errors,

OptionEnvvarSettings settings);

class NodeArrayBufferAllocator;

class NODE_EXTERN ArrayBufferAllocator : public v8::ArrayBuffer::Allocator {

public:

// If `always_debug` is true, create an ArrayBuffer::Allocator instance

// that performs additional integrity checks (e.g. make sure that only memory

// that was allocated by the it is also freed by it).

// This can also be set using the --debug-arraybuffer-allocations flag.

static std::unique_ptr<ArrayBufferAllocator> Create(

bool always_debug = false);

private:

virtual NodeArrayBufferAllocator* GetImpl() = 0;

friend class IsolateData;

};

NODE_EXTERN ArrayBufferAllocator* CreateArrayBufferAllocator();

NODE_EXTERN void FreeArrayBufferAllocator(ArrayBufferAllocator* allocator);

class NODE_EXTERN IsolatePlatformDelegate {

public:

virtual std::shared_ptr<v8::TaskRunner> GetForegroundTaskRunner() = 0;

virtual bool IdleTasksEnabled() = 0;

};

class NODE_EXTERN MultiIsolatePlatform : public v8::Platform {

public:

~MultiIsolatePlatform() override = default;

// Returns true if work was dispatched or executed. New tasks that are

// posted during flushing of the queue are postponed until the next

// flushing.

virtual bool FlushForegroundTasks(v8::Isolate* isolate) = 0;

virtual void DrainTasks(v8::Isolate* isolate) = 0;

// This needs to be called between the calls to `Isolate::Allocate()` and

// `Isolate::Initialize()`, so that initialization can already start

// using the platform.

// When using `NewIsolate()`, this is taken care of by that function.

// This function may only be called once per `Isolate`.

virtual void RegisterIsolate(v8::Isolate* isolate,

struct uv_loop_s* loop) = 0;

// This method can be used when an application handles task scheduling on its

// own through `IsolatePlatformDelegate`. Upon registering an isolate with

// this overload any other method in this class with the exception of

// `UnregisterIsolate` *must not* be used on that isolate.

virtual void RegisterIsolate(v8::Isolate* isolate,

IsolatePlatformDelegate* delegate) = 0;

// This function may only be called once per `Isolate`, and discard any

// pending delayed tasks scheduled for that isolate.

// This needs to be called right before calling `Isolate::Dispose()`.

virtual void UnregisterIsolate(v8::Isolate* isolate) = 0;

// The platform should call the passed function once all state associated

// with the given isolate has been cleaned up. This can, but does not have to,

// happen asynchronously.

virtual void AddIsolateFinishedCallback(v8::Isolate* isolate,

void (*callback)(void*),

void* data) = 0;

static std::unique_ptr<MultiIsolatePlatform> Create(

int thread_pool_size,

v8::TracingController* tracing_controller = nullptr);

};

enum IsolateSettingsFlags {

MESSAGE_LISTENER_WITH_ERROR_LEVEL = 1 << 0,

DETAILED_SOURCE_POSITIONS_FOR_PROFILING = 1 << 1

};

struct IsolateSettings {

};

NODE_EXTERN void SetIsolateUpForNode(v8::Isolate* isolate,

const IsolateSettings& settings);

NODE_EXTERN void SetIsolateUpForNode(v8::Isolate* isolate);

NODE_EXTERN v8::Isolate* NewIsolate(ArrayBufferAllocator* allocator,

struct uv_loop_s* event_loop);

NODE_EXTERN v8::Isolate* NewIsolate(ArrayBufferAllocator* allocator,

struct uv_loop_s* event_loop,

MultiIsolatePlatform* platform);

NODE_EXTERN v8::Isolate* NewIsolate(

std::shared_ptr<ArrayBufferAllocator> allocator,

struct uv_loop_s* event_loop,

MultiIsolatePlatform* platform);

NODE_EXTERN v8::Local<v8::Context> NewContext(

v8::Isolate* isolate,

v8::Local<v8::ObjectTemplate> object_template =

v8::Local<v8::ObjectTemplate>());

NODE_EXTERN bool InitializeContext(v8::Local<v8::Context> context);

NODE_EXTERN IsolateData* CreateIsolateData(

v8::Isolate* isolate,

struct uv_loop_s* loop,

MultiIsolatePlatform* platform = nullptr,

ArrayBufferAllocator* allocator = nullptr);

NODE_EXTERN void FreeIsolateData(IsolateData* isolate_data);

struct ThreadId {

uint64_t id = static_cast<uint64_t>(-1);

};

NODE_EXTERN ThreadId AllocateEnvironmentThreadId();

namespace EnvironmentFlags {

enum Flags : uint64_t {

};

} // namespace EnvironmentFlags

struct InspectorParentHandle {

virtual ~InspectorParentHandle();

};

NODE_DEPRECATED("Use overload taking a flags argument",

NODE_EXTERN Environment* CreateEnvironment(IsolateData* isolate_data,

v8::Local<v8::Context> context,

int argc,

const char* const* argv,

int exec_argc,

const char* const* exec_argv));

NODE_EXTERN Environment* CreateEnvironment(

IsolateData* isolate_data,

v8::Local<v8::Context> context,

const std::vector<std::string>& args,

const std::vector<std::string>& exec_args,

EnvironmentFlags::Flags flags = EnvironmentFlags::kDefaultFlags,

ThreadId thread_id = {} /* allocates a thread id automatically */,

std::unique_ptr<InspectorParentHandle> inspector_parent_handle = {});

NODE_EXTERN std::unique_ptr<InspectorParentHandle> GetInspectorParentHandle(

Environment* parent_env,

ThreadId child_thread_id,

const char* child_url);

struct StartExecutionCallbackInfo {

v8::Local<v8::Object> process_object;

v8::Local<v8::Function> native_require;

};

using StartExecutionCallback =

std::function<v8::MaybeLocal<v8::Value>(const StartExecutionCallbackInfo&)>;

NODE_DEPRECATED("Use variants returning MaybeLocal<> instead",

NODE_EXTERN void LoadEnvironment(Environment* env));

NODE_EXTERN v8::MaybeLocal<v8::Value> LoadEnvironment(

Environment* env,

StartExecutionCallback cb,

std::unique_ptr<InspectorParentHandle> ignored_donotuse_removeme = {});

NODE_EXTERN v8::MaybeLocal<v8::Value> LoadEnvironment(

Environment* env,

const char* main_script_source_utf8,

std::unique_ptr<InspectorParentHandle> ignored_donotuse_removeme = {});

NODE_EXTERN void FreeEnvironment(Environment* env);

NODE_EXTERN void SetProcessExitHandler(

Environment* env,

std::function<void(Environment*, int)>&& handler);

NODE_EXTERN void DefaultProcessExitHandler(Environment* env, int exit_code);

NODE_EXTERN Environment* GetCurrentEnvironment(v8::Local<v8::Context> context);

NODE_DEPRECATED("Use GetMultiIsolatePlatform(env) instead",

NODE_EXTERN MultiIsolatePlatform* GetMainThreadMultiIsolatePlatform());

NODE_EXTERN MultiIsolatePlatform* GetMultiIsolatePlatform(Environment* env);

NODE_EXTERN MultiIsolatePlatform* GetMultiIsolatePlatform(IsolateData* env);

NODE_DEPRECATED("Use variant taking a v8::TracingController* pointer instead",

NODE_EXTERN MultiIsolatePlatform* CreatePlatform(

int thread_pool_size,

node::tracing::TracingController* tracing_controller));

NODE_EXTERN MultiIsolatePlatform* CreatePlatform(

int thread_pool_size,

v8::TracingController* tracing_controller);

NODE_EXTERN void FreePlatform(MultiIsolatePlatform* platform);

NODE_EXTERN void EmitBeforeExit(Environment* env);

NODE_EXTERN int EmitExit(Environment* env);

NODE_EXTERN void RunAtExit(Environment* env);

NODE_EXTERN struct uv_loop_s* GetCurrentEventLoop(v8::Isolate* isolate);

NODE_DEPRECATED("Use v8::Date::New() directly",

inline v8::Local<v8::Value> NODE_UNIXTIME_V8(double time) {

return v8::Date::New(

v8::Isolate::GetCurrent()->GetCurrentContext(),

1000 * time)

.ToLocalChecked();

})

#define NODE_UNIXTIME_V8 node::NODE_UNIXTIME_V8

NODE_DEPRECATED("Use v8::Date::ValueOf() directly",

inline double NODE_V8_UNIXTIME(v8::Local<v8::Date> date) {

return date->ValueOf() / 1000;

})

#define NODE_V8_UNIXTIME node::NODE_V8_UNIXTIME

#define NODE_DEFINE_CONSTANT(target, constant) \

do { \

v8::Isolate* isolate = target->GetIsolate(); \

v8::Local<v8::Context> context = isolate->GetCurrentContext(); \

v8::Local<v8::String> constant_name = \

v8::String::NewFromUtf8(isolate, #constant, \

v8::NewStringType::kInternalized).ToLocalChecked(); \

v8::Local<v8::Number> constant_value = \

v8::Number::New(isolate, static_cast<double>(constant)); \

v8::PropertyAttribute constant_attributes = \

static_cast<v8::PropertyAttribute>(v8::ReadOnly | v8::DontDelete); \

(target)->DefineOwnProperty(context, \

constant_name, \

constant_value, \

constant_attributes).Check(); \

} \

while (0)

#define NODE_DEFINE_HIDDEN_CONSTANT(target, constant) \

do { \

v8::Isolate* isolate = target->GetIsolate(); \

v8::Local<v8::Context> context = isolate->GetCurrentContext(); \

v8::Local<v8::String> constant_name = \

v8::String::NewFromUtf8(isolate, #constant, \

v8::NewStringType::kInternalized) \

.ToLocalChecked(); \

v8::Local<v8::Number> constant_value = \

v8::Number::New(isolate, static_cast<double>(constant)); \

v8::PropertyAttribute constant_attributes = \

static_cast<v8::PropertyAttribute>(v8::ReadOnly | \

v8::DontDelete | \

v8::DontEnum); \

(target)->DefineOwnProperty(context, \

constant_name, \

constant_value, \

constant_attributes).Check(); \

} \

while (0)

inline void NODE_SET_METHOD(v8::Local<v8::Template> recv,

}

inline void NODE_SET_METHOD(v8::Local<v8::Object> recv,

}

#define NODE_SET_METHOD node::NODE_SET_METHOD

inline void NODE_SET_PROTOTYPE_METHOD(v8::Local<v8::FunctionTemplate> recv,

}

#define NODE_SET_PROTOTYPE_METHOD node::NODE_SET_PROTOTYPE_METHOD

enum encoding {ASCII, UTF8, BASE64, UCS2, BINARY, HEX, BUFFER, LATIN1 = BINARY};

NODE_EXTERN enum encoding ParseEncoding(

v8::Isolate* isolate,

v8::Local<v8::Value> encoding_v,

enum encoding default_encoding = LATIN1);

NODE_EXTERN void FatalException(v8::Isolate* isolate,

const v8::TryCatch& try_catch);

NODE_EXTERN v8::Local<v8::Value> Encode(v8::Isolate* isolate,

const char* buf,

size_t len,

enum encoding encoding = LATIN1);

NODE_EXTERN v8::Local<v8::Value> Encode(v8::Isolate* isolate,

const uint16_t* buf,

size_t len);

NODE_EXTERN ssize_t DecodeBytes(v8::Isolate* isolate,

v8::Local<v8::Value>,

enum encoding encoding = LATIN1);

NODE_EXTERN ssize_t DecodeWrite(v8::Isolate* isolate,

char* buf,

size_t buflen,

v8::Local<v8::Value>,

enum encoding encoding = LATIN1);

#ifdef _WIN32

NODE_EXTERN v8::Local<v8::Value> WinapiErrnoException(

v8::Isolate* isolate,

int errorno,

const char* syscall = nullptr,

const char* msg = "",

const char* path = nullptr);

#endif

const char* signo_string(int errorno);

typedef void (*addon_register_func)(

v8::Local<v8::Object> exports,

v8::Local<v8::Value> module,

void* priv);

typedef void (*addon_context_register_func)(

v8::Local<v8::Object> exports,

v8::Local<v8::Value> module,

v8::Local<v8::Context> context,

void* priv);

enum ModuleFlags {

kLinked = 0x02

};

struct node_module {

};

extern "C" NODE_EXTERN void node_module_register(void* mod);

#ifdef _WIN32

# define NODE_MODULE_EXPORT __declspec(dllexport)

#else

# define NODE_MODULE_EXPORT __attribute__((visibility("default")))

#endif

#ifdef NODE_SHARED_MODE

# define NODE_CTOR_PREFIX

#else

# define NODE_CTOR_PREFIX static

#endif

#if defined(_MSC_VER)

#pragma section(".CRT$XCU", read)

#define NODE_C_CTOR(fn) \

NODE_CTOR_PREFIX void __cdecl fn(void); \

__declspec(dllexport, allocate(".CRT$XCU")) \

void (__cdecl*fn ## _)(void) = fn; \

NODE_CTOR_PREFIX void __cdecl fn(void)

#else

#define NODE_C_CTOR(fn) \

NODE_CTOR_PREFIX void fn(void) __attribute__((constructor)); \

NODE_CTOR_PREFIX void fn(void)

#endif

#define NODE_MODULE_X(modname, regfunc, priv, flags) \

extern "C" { \

static node::node_module _module = \

{ \

NODE_MODULE_VERSION, \

flags, \

NULL, /* NOLINT (readability/null_usage) */ \

__FILE__, \

(node::addon_register_func) (regfunc), \

NULL, /* NOLINT (readability/null_usage) */ \

NODE_STRINGIFY(modname), \

priv, \

NULL /* NOLINT (readability/null_usage) */ \

}; \

NODE_C_CTOR(_register_ ## modname) { \

node_module_register(&_module); \

} \

}

#define NODE_MODULE_CONTEXT_AWARE_X(modname, regfunc, priv, flags) \

extern "C" { \

static node::node_module _module = \

{ \

NODE_MODULE_VERSION, \

flags, \

NULL, /* NOLINT (readability/null_usage) */ \

__FILE__, \

NULL, /* NOLINT (readability/null_usage) */ \

(node::addon_context_register_func) (regfunc), \

NODE_STRINGIFY(modname), \

priv, \

NULL /* NOLINT (readability/null_usage) */ \

}; \

NODE_C_CTOR(_register_ ## modname) { \

node_module_register(&_module); \

} \

}

#define NODE_MODULE(modname, regfunc) \

NODE_MODULE_X(modname, regfunc, NULL, 0) // NOLINT (readability/null_usage)

#define NODE_MODULE_CONTEXT_AWARE(modname, regfunc) \

/* NOLINTNEXTLINE (readability/null_usage) */ \

NODE_MODULE_CONTEXT_AWARE_X(modname, regfunc, NULL, 0)

#define NODE_MODULE_LINKED(modname, regfunc) \

/* NOLINTNEXTLINE (readability/null_usage) */ \

NODE_MODULE_CONTEXT_AWARE_X(modname, regfunc, NULL, \

node::ModuleFlags::kLinked)

#define NODE_MODULE_DECL /* nothing */

#define NODE_MODULE_INITIALIZER_BASE node_register_module_v

#define NODE_MODULE_INITIALIZER_X(base, version) \

NODE_MODULE_INITIALIZER_X_HELPER(base, version)

#define NODE_MODULE_INITIALIZER_X_HELPER(base, version) base##version

#define NODE_MODULE_INITIALIZER \

NODE_MODULE_INITIALIZER_X(NODE_MODULE_INITIALIZER_BASE, \

NODE_MODULE_VERSION)

#define NODE_MODULE_INIT() \

extern "C" NODE_MODULE_EXPORT void \

NODE_MODULE_INITIALIZER(v8::Local<v8::Object> exports, \

v8::Local<v8::Value> module, \

v8::Local<v8::Context> context); \

NODE_MODULE_CONTEXT_AWARE(NODE_GYP_MODULE_NAME, \

NODE_MODULE_INITIALIZER) \

void NODE_MODULE_INITIALIZER(v8::Local<v8::Object> exports, \

v8::Local<v8::Value> module, \

v8::Local<v8::Context> context)

NODE_EXTERN void AddLinkedBinding(Environment* env, const node_module& mod);

NODE_EXTERN void AddLinkedBinding(Environment* env,

const char* name,

addon_context_register_func fn,

void* priv);

NODE_DEPRECATED(

"Use the three-argument variant of AtExit() or AddEnvironmentCleanupHook()",

NODE_EXTERN void AtExit(void (*cb)(void* arg), void* arg = nullptr));

NODE_EXTERN void AtExit(Environment* env,

void (*cb)(void* arg),

void* arg);

NODE_DEPRECATED(

"Use the three-argument variant of AtExit() or AddEnvironmentCleanupHook()",

inline void AtExit(Environment* env,

void (*cb)(void* arg)) {

AtExit(env, cb, nullptr);

})

typedef double async_id;

struct async_context {

::node::async_id async_id;

::node::async_id trigger_async_id;

};

NODE_EXTERN void AddEnvironmentCleanupHook(v8::Isolate* isolate,

void (*fun)(void* arg),

void* arg);

NODE_EXTERN void RemoveEnvironmentCleanupHook(v8::Isolate* isolate,

void (*fun)(void* arg),

void* arg);

NODE_EXTERN async_id AsyncHooksGetExecutionAsyncId(v8::Isolate* isolate);

NODE_EXTERN async_id AsyncHooksGetTriggerAsyncId(v8::Isolate* isolate);

NODE_EXTERN async_context EmitAsyncInit(v8::Isolate* isolate,

v8::Local<v8::Object> resource,

const char* name,

async_id trigger_async_id = -1);

NODE_EXTERN async_context EmitAsyncInit(v8::Isolate* isolate,

v8::Local<v8::Object> resource,

v8::Local<v8::String> name,

async_id trigger_async_id = -1);

NODE_EXTERN void EmitAsyncDestroy(v8::Isolate* isolate,

async_context asyncContext);

NODE_EXTERN void EmitAsyncDestroy(Environment* env,

async_context asyncContext);

class InternalCallbackScope;

class NODE_EXTERN CallbackScope {

public:

CallbackScope(v8::Isolate* isolate,

v8::Local<v8::Object> resource,

async_context asyncContext);

~CallbackScope();

void operator=(const CallbackScope&) = delete;

void operator=(CallbackScope&&) = delete;

CallbackScope(const CallbackScope&) = delete;

CallbackScope(CallbackScope&&) = delete;

private:

InternalCallbackScope* private_;

v8::TryCatch try_catch_;

};

v8::MaybeLocal<v8::Value> MakeCallback(v8::Isolate* isolate,

v8::Local<v8::Object> recv,

v8::Local<v8::Function> callback,

int argc,

v8::Local<v8::Value>* argv,

async_context asyncContext);

v8::MaybeLocal<v8::Value> MakeCallback(v8::Isolate* isolate,

v8::Local<v8::Object> recv,

const char* method,

int argc,

v8::Local<v8::Value>* argv,

async_context asyncContext);

v8::MaybeLocal<v8::Value> MakeCallback(v8::Isolate* isolate,

v8::Local<v8::Object> recv,

v8::Local<v8::String> symbol,

int argc,

v8::Local<v8::Value>* argv,

async_context asyncContext);

class NODE_EXTERN AsyncResource {

public:

AsyncResource(v8::Isolate* isolate,

v8::Local<v8::Object> resource,

const char* name,

async_id trigger_async_id = -1);

virtual ~AsyncResource();

AsyncResource(const AsyncResource&) = delete;

void operator=(const AsyncResource&) = delete;

v8::MaybeLocal<v8::Value> MakeCallback(

v8::Local<v8::Function> callback,

int argc,

v8::Local<v8::Value>* argv);

v8::MaybeLocal<v8::Value> MakeCallback(

const char* method,

int argc,

v8::Local<v8::Value>* argv);

v8::MaybeLocal<v8::Value> MakeCallback(

v8::Local<v8::String> symbol,

int argc,

v8::Local<v8::Value>* argv);

v8::Local<v8::Object> get_resource();

async_id get_async_id() const;

async_id get_trigger_async_id() const;

protected:

class NODE_EXTERN CallbackScope : public node::CallbackScope {

public:

explicit CallbackScope(AsyncResource* res);

};

private:

Environment* env_;

v8::Global<v8::Object> resource_;

async_context async_context_;

};