2020/04/03, 02:47, V1.2.2

9 files changed, 0 insertions, 4717 deletions

diff --git a/node_modules/node-addon-api/src/node_api.cc b/node_modules/node-addon-api/src/node_api.cc
deleted file mode 100644
index dd16016..0000000
--- a/node_modules/node-addon-api/src/node_api.cc
+++ /dev/null
@@ -1,3649 +0,0 @@
-/******************************************************************************
- * Experimental prototype for demonstrating VM agnostic and ABI stable API
- * for native modules to use instead of using Nan and V8 APIs directly.
- *
- * The current status is "Experimental" and should not be used for
- * production applications.  The API is still subject to change
- * and as an experimental feature is NOT subject to semver.
- *
- ******************************************************************************/
-
-#include <node_buffer.h>
-#include <node_object_wrap.h>
-#include <limits.h>  // INT_MAX
-#include <string.h>
-#include <algorithm>
-#include <cmath>
-#include <vector>
-#include "node_api.h"
-#include "node_internals.h"
-
-#define NAPI_VERSION  1
-
-static
-napi_status napi_set_last_error(napi_env env, napi_status error_code,
-                                uint32_t engine_error_code = 0,
-                                void* engine_reserved = nullptr);
-static
-napi_status napi_clear_last_error(napi_env env);
-
-struct napi_env__ {
-  explicit napi_env__(v8::Isolate* _isolate): isolate(_isolate),
-      has_instance_available(true), last_error() {}
-  ~napi_env__() {
-    last_exception.Reset();
-    has_instance.Reset();
-    wrap_template.Reset();
-  }
-  v8::Isolate* isolate;
-  v8::Persistent<v8::Value> last_exception;
-  v8::Persistent<v8::Value> has_instance;
-  v8::Persistent<v8::ObjectTemplate> wrap_template;
-  bool has_instance_available;
-  napi_extended_error_info last_error;
-  int open_handle_scopes = 0;
-};
-
-#define ENV_OBJECT_TEMPLATE(env, prefix, destination, field_count) \
-  do {                                                             \
-    if ((env)->prefix ## _template.IsEmpty()) {                    \
-      (destination) = v8::ObjectTemplate::New(isolate);            \
-      (destination)->SetInternalFieldCount((field_count));         \
-      (env)->prefix ## _template.Reset(isolate, (destination));    \
-    } else {                                                       \
-      (destination) = v8::Local<v8::ObjectTemplate>::New(          \
-          isolate, env->prefix ## _template);                      \
-    }                                                              \
-  } while (0)
-
-#define RETURN_STATUS_IF_FALSE(env, condition, status)                  \
-  do {                                                                  \
-    if (!(condition)) {                                                 \
-      return napi_set_last_error((env), (status));                      \
-    }                                                                   \
-  } while (0)
-
-#define CHECK_ENV(env)        \
-  if ((env) == nullptr) {     \
-    return napi_invalid_arg;  \
-  }
-
-#define CHECK_ARG(env, arg) \
-  RETURN_STATUS_IF_FALSE((env), ((arg) != nullptr), napi_invalid_arg)
-
-#define CHECK_MAYBE_EMPTY(env, maybe, status) \
-  RETURN_STATUS_IF_FALSE((env), !((maybe).IsEmpty()), (status))
-
-#define CHECK_MAYBE_NOTHING(env, maybe, status) \
-  RETURN_STATUS_IF_FALSE((env), !((maybe).IsNothing()), (status))
-
-// NAPI_PREAMBLE is not wrapped in do..while: try_catch must have function scope
-#define NAPI_PREAMBLE(env)                                       \
-  CHECK_ENV((env));                                              \
-  RETURN_STATUS_IF_FALSE((env), (env)->last_exception.IsEmpty(), \
-                         napi_pending_exception);                \
-  napi_clear_last_error((env));                                  \
-  v8impl::TryCatch try_catch((env))
-
-#define CHECK_TO_TYPE(env, type, context, result, src, status)                \
-  do {                                                                        \
-    CHECK_ARG((env), (src));                                                  \
-    auto maybe = v8impl::V8LocalValueFromJsValue((src))->To##type((context)); \
-    CHECK_MAYBE_EMPTY((env), maybe, (status));                                \
-    (result) = maybe.ToLocalChecked();                                        \
-  } while (0)
-
-#define CHECK_TO_FUNCTION(env, result, src)                                 \
-  do {                                                                      \
-    CHECK_ARG((env), (src));                                                \
-    v8::Local<v8::Value> v8value = v8impl::V8LocalValueFromJsValue((src));  \
-    RETURN_STATUS_IF_FALSE((env), v8value->IsFunction(), napi_invalid_arg); \
-    (result) = v8value.As<v8::Function>();                                  \
-  } while (0)
-
-#define CHECK_TO_OBJECT(env, context, result, src) \
-  CHECK_TO_TYPE((env), Object, (context), (result), (src), napi_object_expected)
-
-#define CHECK_TO_STRING(env, context, result, src) \
-  CHECK_TO_TYPE((env), String, (context), (result), (src), napi_string_expected)
-
-#define CHECK_TO_NUMBER(env, context, result, src) \
-  CHECK_TO_TYPE((env), Number, (context), (result), (src), napi_number_expected)
-
-#define CHECK_TO_BOOL(env, context, result, src)            \
-  CHECK_TO_TYPE((env), Boolean, (context), (result), (src), \
-    napi_boolean_expected)
-
-// n-api defines NAPI_AUTO_LENGHTH as the indicator that a string
-// is null terminated. For V8 the equivalent is -1. The assert
-// validates that our cast of NAPI_AUTO_LENGTH results in -1 as
-// needed by V8.
-#define CHECK_NEW_FROM_UTF8_LEN(env, result, str, len)                   \
-  do {                                                                   \
-    static_assert(static_cast<int>(NAPI_AUTO_LENGTH) == -1,              \
-                  "Casting NAPI_AUTO_LENGTH to int must result in -1");  \
-    RETURN_STATUS_IF_FALSE((env),                                        \
-        (len == NAPI_AUTO_LENGTH) || len <= INT_MAX,                     \
-        napi_invalid_arg);                                               \
-    auto str_maybe = v8::String::NewFromUtf8(                            \
-        (env)->isolate, (str), v8::NewStringType::kInternalized,         \
-        static_cast<int>(len));                                          \
-    CHECK_MAYBE_EMPTY((env), str_maybe, napi_generic_failure);           \
-    (result) = str_maybe.ToLocalChecked();                               \
-  } while (0)
-
-#define CHECK_NEW_FROM_UTF8(env, result, str) \
-  CHECK_NEW_FROM_UTF8_LEN((env), (result), (str), NAPI_AUTO_LENGTH)
-
-#define GET_RETURN_STATUS(env)      \
-  (!try_catch.HasCaught() ? napi_ok \
-                         : napi_set_last_error((env), napi_pending_exception))
-
-#define THROW_RANGE_ERROR_IF_FALSE(env, condition, error, message) \
-  do {                                                             \
-    if (!(condition)) {                                            \
-      napi_throw_range_error((env), (error), (message));           \
-      return napi_set_last_error((env), napi_generic_failure);     \
-    }                                                              \
-  } while (0)
-
-#define CREATE_TYPED_ARRAY(                                                    \
-    env, type, size_of_element, buffer, byte_offset, length, out)              \
-  do {                                                                         \
-    if ((size_of_element) > 1) {                                               \
-      THROW_RANGE_ERROR_IF_FALSE(                                              \
-          (env), (byte_offset) % (size_of_element) == 0,                       \
-          "ERR_NAPI_INVALID_TYPEDARRAY_ALIGNMENT",                             \
-          "start offset of "#type" should be a multiple of "#size_of_element); \
-    }                                                                          \
-    THROW_RANGE_ERROR_IF_FALSE((env), (length) * (size_of_element) +           \
-        (byte_offset) <= buffer->ByteLength(),                                 \
-        "ERR_NAPI_INVALID_TYPEDARRAY_LENGTH",                                  \
-        "Invalid typed array length");                                         \
-    (out) = v8::type::New((buffer), (byte_offset), (length));                  \
-  } while (0)
-
-#define NAPI_CALL_INTO_MODULE(env, call, handle_exception)                   \
-  do {                                                                       \
-    int open_handle_scopes = (env)->open_handle_scopes;                      \
-    napi_clear_last_error((env));                                            \
-    call;                                                                    \
-    CHECK_EQ((env)->open_handle_scopes, open_handle_scopes);                 \
-    if (!(env)->last_exception.IsEmpty()) {                                  \
-      handle_exception(                                                      \
-          v8::Local<v8::Value>::New((env)->isolate, (env)->last_exception)); \
-      (env)->last_exception.Reset();                                         \
-    }                                                                        \
-  } while (0)
-
-#define NAPI_CALL_INTO_MODULE_THROW(env, call) \
-  NAPI_CALL_INTO_MODULE((env), call, (env)->isolate->ThrowException)
-
-namespace {
-namespace v8impl {
-
-// convert from n-api property attributes to v8::PropertyAttribute
-static inline v8::PropertyAttribute V8PropertyAttributesFromDescriptor(
-    const napi_property_descriptor* descriptor) {
-  unsigned int attribute_flags = v8::PropertyAttribute::None;
-
-  if (descriptor->getter != nullptr || descriptor->setter != nullptr) {
-    // The napi_writable attribute is ignored for accessor descriptors, but
-    // V8 requires the ReadOnly attribute to match nonexistence of a setter.
-    attribute_flags |= (descriptor->setter == nullptr ?
-      v8::PropertyAttribute::ReadOnly : v8::PropertyAttribute::None);
-  } else if ((descriptor->attributes & napi_writable) == 0) {
-    attribute_flags |= v8::PropertyAttribute::ReadOnly;
-  }
-
-  if ((descriptor->attributes & napi_enumerable) == 0) {
-    attribute_flags |= v8::PropertyAttribute::DontEnum;
-  }
-  if ((descriptor->attributes & napi_configurable) == 0) {
-    attribute_flags |= v8::PropertyAttribute::DontDelete;
-  }
-
-  return static_cast<v8::PropertyAttribute>(attribute_flags);
-}
-
-class HandleScopeWrapper {
- public:
-  explicit HandleScopeWrapper(v8::Isolate* isolate) : scope(isolate) {}
-
- private:
-  v8::HandleScope scope;
-};
-
-// In node v0.10 version of v8, there is no EscapableHandleScope and the
-// node v0.10 port use HandleScope::Close(Local<T> v) to mimic the behavior
-// of a EscapableHandleScope::Escape(Local<T> v), but it is not the same
-// semantics. This is an example of where the api abstraction fail to work
-// across different versions.
-class EscapableHandleScopeWrapper {
- public:
-  explicit EscapableHandleScopeWrapper(v8::Isolate* isolate)
-      : scope(isolate), escape_called_(false) {}
-  bool escape_called() const {
-    return escape_called_;
-  }
-  template <typename T>
-  v8::Local<T> Escape(v8::Local<T> handle) {
-    escape_called_ = true;
-    return scope.Escape(handle);
-  }
-
- private:
-  v8::EscapableHandleScope scope;
-  bool escape_called_;
-};
-
-static
-napi_handle_scope JsHandleScopeFromV8HandleScope(HandleScopeWrapper* s) {
-  return reinterpret_cast<napi_handle_scope>(s);
-}
-
-static
-HandleScopeWrapper* V8HandleScopeFromJsHandleScope(napi_handle_scope s) {
-  return reinterpret_cast<HandleScopeWrapper*>(s);
-}
-
-static
-napi_escapable_handle_scope JsEscapableHandleScopeFromV8EscapableHandleScope(
-    EscapableHandleScopeWrapper* s) {
-  return reinterpret_cast<napi_escapable_handle_scope>(s);
-}
-
-static
-EscapableHandleScopeWrapper*
-V8EscapableHandleScopeFromJsEscapableHandleScope(
-    napi_escapable_handle_scope s) {
-  return reinterpret_cast<EscapableHandleScopeWrapper*>(s);
-}
-
-//=== Conversion between V8 Handles and napi_value ========================
-
-// This asserts v8::Local<> will always be implemented with a single
-// pointer field so that we can pass it around as a void*.
-static_assert(sizeof(v8::Local<v8::Value>) == sizeof(napi_value),
-  "Cannot convert between v8::Local<v8::Value> and napi_value");
-
-static
-napi_deferred JsDeferredFromV8Persistent(v8::Persistent<v8::Value>* local) {
-  return reinterpret_cast<napi_deferred>(local);
-}
-
-static
-v8::Persistent<v8::Value>* V8PersistentFromJsDeferred(napi_deferred local) {
-  return reinterpret_cast<v8::Persistent<v8::Value>*>(local);
-}
-
-static
-napi_value JsValueFromV8LocalValue(v8::Local<v8::Value> local) {
-  return reinterpret_cast<napi_value>(*local);
-}
-
-static
-v8::Local<v8::Value> V8LocalValueFromJsValue(napi_value v) {
-  v8::Local<v8::Value> local;
-  memcpy(&local, &v, sizeof(v));
-  return local;
-}
-
-static inline void trigger_fatal_exception(
-    napi_env env, v8::Local<v8::Value> local_err) {
-  v8::TryCatch try_catch(env->isolate);
-  env->isolate->ThrowException(local_err);
-  node::FatalException(env->isolate, try_catch);
-}
-
-static inline napi_status V8NameFromPropertyDescriptor(napi_env env,
-                                         const napi_property_descriptor* p,
-                                         v8::Local<v8::Name>* result) {
-  if (p->utf8name != nullptr) {
-    CHECK_NEW_FROM_UTF8(env, *result, p->utf8name);
-  } else {
-    v8::Local<v8::Value> property_value =
-      v8impl::V8LocalValueFromJsValue(p->name);
-
-    RETURN_STATUS_IF_FALSE(env, property_value->IsName(), napi_name_expected);
-    *result = property_value.As<v8::Name>();
-  }
-
-  return napi_ok;
-}
-
-// Adapter for napi_finalize callbacks.
-class Finalizer {
- protected:
-  Finalizer(napi_env env,
-             napi_finalize finalize_callback,
-             void* finalize_data,
-             void* finalize_hint)
-    : _env(env),
-      _finalize_callback(finalize_callback),
-      _finalize_data(finalize_data),
-      _finalize_hint(finalize_hint) {
-  }
-
-  ~Finalizer() {
-  }
-
- public:
-  static Finalizer* New(napi_env env,
-                        napi_finalize finalize_callback = nullptr,
-                        void* finalize_data = nullptr,
-                        void* finalize_hint = nullptr) {
-    return new Finalizer(
-      env, finalize_callback, finalize_data, finalize_hint);
-  }
-
-  static void Delete(Finalizer* finalizer) {
-    delete finalizer;
-  }
-
-  // node::Buffer::FreeCallback
-  static void FinalizeBufferCallback(char* data, void* hint) {
-    Finalizer* finalizer = static_cast<Finalizer*>(hint);
-    if (finalizer->_finalize_callback != nullptr) {
-      NAPI_CALL_INTO_MODULE_THROW(finalizer->_env,
-        finalizer->_finalize_callback(
-          finalizer->_env,
-          data,
-          finalizer->_finalize_hint));
-    }
-
-    Delete(finalizer);
-  }
-
- protected:
-  napi_env _env;
-  napi_finalize _finalize_callback;
-  void* _finalize_data;
-  void* _finalize_hint;
-};
-
-// Wrapper around v8::Persistent that implements reference counting.
-class Reference : private Finalizer {
- private:
-  Reference(napi_env env,
-            v8::Local<v8::Value> value,
-            uint32_t initial_refcount,
-            bool delete_self,
-            napi_finalize finalize_callback,
-            void* finalize_data,
-            void* finalize_hint)
-       : Finalizer(env, finalize_callback, finalize_data, finalize_hint),
-        _persistent(env->isolate, value),
-        _refcount(initial_refcount),
-        _delete_self(delete_self) {
-    if (initial_refcount == 0) {
-      _persistent.SetWeak(
-          this, FinalizeCallback, v8::WeakCallbackType::kParameter);
-      _persistent.MarkIndependent();
-    }
-  }
-
-  ~Reference() {
-    // The V8 Persistent class currently does not reset in its destructor:
-    // see NonCopyablePersistentTraits::kResetInDestructor = false.
-    // (Comments there claim that might change in the future.)
-    // To avoid memory leaks, it is better to reset at this time, however
-    // care must be taken to avoid attempting this after the Isolate has
-    // shut down, for example via a static (atexit) destructor.
-    _persistent.Reset();
-  }
-
- public:
-  static Reference* New(napi_env env,
-                        v8::Local<v8::Value> value,
-                        uint32_t initial_refcount,
-                        bool delete_self,
-                        napi_finalize finalize_callback = nullptr,
-                        void* finalize_data = nullptr,
-                        void* finalize_hint = nullptr) {
-    return new Reference(env,
-      value,
-      initial_refcount,
-      delete_self,
-      finalize_callback,
-      finalize_data,
-      finalize_hint);
-  }
-
-  static void Delete(Reference* reference) {
-    delete reference;
-  }
-
-  uint32_t Ref() {
-    if (++_refcount == 1) {
-      _persistent.ClearWeak();
-    }
-
-    return _refcount;
-  }
-
-  uint32_t Unref() {
-    if (_refcount == 0) {
-        return 0;
-    }
-    if (--_refcount == 0) {
-      _persistent.SetWeak(
-          this, FinalizeCallback, v8::WeakCallbackType::kParameter);
-      _persistent.MarkIndependent();
-    }
-
-    return _refcount;
-  }
-
-  uint32_t RefCount() {
-    return _refcount;
-  }
-
-  v8::Local<v8::Value> Get() {
-    if (_persistent.IsEmpty()) {
-      return v8::Local<v8::Value>();
-    } else {
-      return v8::Local<v8::Value>::New(_env->isolate, _persistent);
-    }
-  }
-
- private:
-  static void FinalizeCallback(const v8::WeakCallbackInfo<Reference>& data) {
-    Reference* reference = data.GetParameter();
-    reference->_persistent.Reset();
-
-    // Check before calling the finalize callback, because the callback might
-    // delete it.
-    bool delete_self = reference->_delete_self;
-    napi_env env = reference->_env;
-
-    if (reference->_finalize_callback != nullptr) {
-      NAPI_CALL_INTO_MODULE_THROW(env,
-        reference->_finalize_callback(
-            reference->_env,
-            reference->_finalize_data,
-            reference->_finalize_hint));
-    }
-
-    if (delete_self) {
-      Delete(reference);
-    }
-  }
-
-  v8::Persistent<v8::Value> _persistent;
-  uint32_t _refcount;
-  bool _delete_self;
-};
-
-class TryCatch : public v8::TryCatch {
- public:
-  explicit TryCatch(napi_env env)
-      : v8::TryCatch(env->isolate), _env(env) {}
-
-  ~TryCatch() {
-    if (HasCaught()) {
-      _env->last_exception.Reset(_env->isolate, Exception());
-    }
-  }
-
- private:
-  napi_env _env;
-};
-
-//=== Function napi_callback wrapper =================================
-
-// Use this data structure to associate callback data with each N-API function
-// exposed to JavaScript. The structure is stored in a v8::External which gets
-// passed into our callback wrapper. This reduces the performance impact of
-// calling through N-API.
-// Ref: benchmark/misc/function_call
-// Discussion (incl. perf. data): https://github.com/nodejs/node/pull/21072
-struct CallbackBundle {
-  // Bind the lifecycle of `this` C++ object to a JavaScript object.
-  // We never delete a CallbackBundle C++ object directly.
-  void BindLifecycleTo(v8::Isolate* isolate, v8::Local<v8::Value> target) {
-    handle.Reset(isolate, target);
-    handle.SetWeak(this, WeakCallback, v8::WeakCallbackType::kParameter);
-  }
-
-  napi_env       env;      // Necessary to invoke C++ NAPI callback
-  void*          cb_data;  // The user provided callback data
-  napi_callback  function_or_getter;
-  napi_callback  setter;
-  node::Persistent<v8::Value> handle;  // Die with this JavaScript object
-
- private:
-  static void WeakCallback(v8::WeakCallbackInfo<CallbackBundle> const& info) {
-    // Use the "WeakCallback mechanism" to delete the C++ `bundle` object.
-    // This will be called when the v8::External containing `this` pointer
-    // is being GC-ed.
-    CallbackBundle* bundle = info.GetParameter();
-    if (bundle != nullptr) {
-      delete bundle;
-    }
-  }
-};
-
-// Base class extended by classes that wrap V8 function and property callback
-// info.
-class CallbackWrapper {
- public:
-  CallbackWrapper(napi_value this_arg, size_t args_length, void* data)
-      : _this(this_arg), _args_length(args_length), _data(data) {}
-
-  virtual napi_value GetNewTarget() = 0;
-  virtual void Args(napi_value* buffer, size_t bufferlength) = 0;
-  virtual void SetReturnValue(napi_value value) = 0;
-
-  napi_value This() { return _this; }
-
-  size_t ArgsLength() { return _args_length; }
-
-  void* Data() { return _data; }
-
- protected:
-  const napi_value _this;
-  const size_t _args_length;
-  void* _data;
-};
-
-template <typename Info, napi_callback CallbackBundle::*FunctionField>
-class CallbackWrapperBase : public CallbackWrapper {
- public:
-  CallbackWrapperBase(const Info& cbinfo, const size_t args_length)
-      : CallbackWrapper(JsValueFromV8LocalValue(cbinfo.This()),
-                        args_length,
-                        nullptr),
-        _cbinfo(cbinfo) {
-    _bundle = reinterpret_cast<CallbackBundle*>(
-        v8::Local<v8::External>::Cast(cbinfo.Data())->Value());
-    _data = _bundle->cb_data;
-  }
-
-  napi_value GetNewTarget() override { return nullptr; }
-
- protected:
-  void InvokeCallback() {
-    napi_callback_info cbinfo_wrapper = reinterpret_cast<napi_callback_info>(
-        static_cast<CallbackWrapper*>(this));
-
-    // All other pointers we need are stored in `_bundle`
-    napi_env env = _bundle->env;
-    napi_callback cb = _bundle->*FunctionField;
-
-    napi_value result;
-    NAPI_CALL_INTO_MODULE_THROW(env, result = cb(env, cbinfo_wrapper));
-
-    if (result != nullptr) {
-      this->SetReturnValue(result);
-    }
-  }
-
-  const Info& _cbinfo;
-  CallbackBundle* _bundle;
-};
-
-class FunctionCallbackWrapper
-    : public CallbackWrapperBase<v8::FunctionCallbackInfo<v8::Value>,
-                                 &CallbackBundle::function_or_getter> {
- public:
-  static void Invoke(const v8::FunctionCallbackInfo<v8::Value>& info) {
-    FunctionCallbackWrapper cbwrapper(info);
-    cbwrapper.InvokeCallback();
-  }
-
-  explicit FunctionCallbackWrapper(
-      const v8::FunctionCallbackInfo<v8::Value>& cbinfo)
-      : CallbackWrapperBase(cbinfo, cbinfo.Length()) {}
-
-  napi_value GetNewTarget() override {
-    if (_cbinfo.IsConstructCall()) {
-      return v8impl::JsValueFromV8LocalValue(_cbinfo.NewTarget());
-    } else {
-      return nullptr;
-    }
-  }
-
-  /*virtual*/
-  void Args(napi_value* buffer, size_t buffer_length) override {
-    size_t i = 0;
-    size_t min = std::min(buffer_length, _args_length);
-
-    for (; i < min; i += 1) {
-      buffer[i] = v8impl::JsValueFromV8LocalValue(_cbinfo[i]);
-    }
-
-    if (i < buffer_length) {
-      napi_value undefined =
-          v8impl::JsValueFromV8LocalValue(v8::Undefined(_cbinfo.GetIsolate()));
-      for (; i < buffer_length; i += 1) {
-        buffer[i] = undefined;
-      }
-    }
-  }
-
-  /*virtual*/
-  void SetReturnValue(napi_value value) override {
-    v8::Local<v8::Value> val = v8impl::V8LocalValueFromJsValue(value);
-    _cbinfo.GetReturnValue().Set(val);
-  }
-};
-
-class GetterCallbackWrapper
-    : public CallbackWrapperBase<v8::PropertyCallbackInfo<v8::Value>,
-                                 &CallbackBundle::function_or_getter> {
- public:
-  static void Invoke(v8::Local<v8::Name> property,
-                     const v8::PropertyCallbackInfo<v8::Value>& info) {
-    GetterCallbackWrapper cbwrapper(info);
-    cbwrapper.InvokeCallback();
-  }
-
-  explicit GetterCallbackWrapper(
-      const v8::PropertyCallbackInfo<v8::Value>& cbinfo)
-      : CallbackWrapperBase(cbinfo, 0) {}
-
-  /*virtual*/
-  void Args(napi_value* buffer, size_t buffer_length) override {
-    if (buffer_length > 0) {
-      napi_value undefined =
-          v8impl::JsValueFromV8LocalValue(v8::Undefined(_cbinfo.GetIsolate()));
-      for (size_t i = 0; i < buffer_length; i += 1) {
-        buffer[i] = undefined;
-      }
-    }
-  }
-
-  /*virtual*/
-  void SetReturnValue(napi_value value) override {
-    v8::Local<v8::Value> val = v8impl::V8LocalValueFromJsValue(value);
-    _cbinfo.GetReturnValue().Set(val);
-  }
-};
-
-class SetterCallbackWrapper
-    : public CallbackWrapperBase<v8::PropertyCallbackInfo<void>,
-                                 &CallbackBundle::setter> {
- public:
-  static void Invoke(v8::Local<v8::Name> property,
-                     v8::Local<v8::Value> value,
-                     const v8::PropertyCallbackInfo<void>& info) {
-    SetterCallbackWrapper cbwrapper(info, value);
-    cbwrapper.InvokeCallback();
-  }
-
-  SetterCallbackWrapper(const v8::PropertyCallbackInfo<void>& cbinfo,
-                        const v8::Local<v8::Value>& value)
-      : CallbackWrapperBase(cbinfo, 1), _value(value) {}
-
-  /*virtual*/
-  void Args(napi_value* buffer, size_t buffer_length) override {
-    if (buffer_length > 0) {
-      buffer[0] = v8impl::JsValueFromV8LocalValue(_value);
-
-      if (buffer_length > 1) {
-        napi_value undefined = v8impl::JsValueFromV8LocalValue(
-            v8::Undefined(_cbinfo.GetIsolate()));
-        for (size_t i = 1; i < buffer_length; i += 1) {
-          buffer[i] = undefined;
-        }
-      }
-    }
-  }
-
-  /*virtual*/
-  void SetReturnValue(napi_value value) override {
-    // Ignore any value returned from a setter callback.
-  }
-
- private:
-  const v8::Local<v8::Value>& _value;
-};
-
-// Creates an object to be made available to the static function callback
-// wrapper, used to retrieve the native callback function and data pointer.
-static
-v8::Local<v8::Value> CreateFunctionCallbackData(napi_env env,
-                                                napi_callback cb,
-                                                void* data) {
-  CallbackBundle* bundle = new CallbackBundle();
-  bundle->function_or_getter = cb;
-  bundle->cb_data = data;
-  bundle->env = env;
-  v8::Local<v8::Value> cbdata = v8::External::New(env->isolate, bundle);
-  bundle->BindLifecycleTo(env->isolate, cbdata);
-
-  return cbdata;
-}
-
-// Creates an object to be made available to the static getter/setter
-// callback wrapper, used to retrieve the native getter/setter callback
-// function and data pointer.
-static
-v8::Local<v8::Value> CreateAccessorCallbackData(napi_env env,
-                                                napi_callback getter,
-                                                napi_callback setter,
-                                                void* data) {
-  CallbackBundle* bundle = new CallbackBundle();
-  bundle->function_or_getter = getter;
-  bundle->setter = setter;
-  bundle->cb_data = data;
-  bundle->env = env;
-  v8::Local<v8::Value> cbdata = v8::External::New(env->isolate, bundle);
-  bundle->BindLifecycleTo(env->isolate, cbdata);
-
-  return cbdata;
-}
-
-int kWrapperFields = 3;
-
-// Pointer used to identify items wrapped by N-API. Used by FindWrapper and
-// napi_wrap().
-const char napi_wrap_name[] = "N-API Wrapper";
-
-// Search the object's prototype chain for the wrapper object. Usually the
-// wrapper would be the first in the chain, but it is OK for other objects to
-// be inserted in the prototype chain.
-static
-bool FindWrapper(v8::Local<v8::Object> obj,
-                 v8::Local<v8::Object>* result = nullptr,
-                 v8::Local<v8::Object>* parent = nullptr) {
-  v8::Local<v8::Object> wrapper = obj;
-
-  do {
-    v8::Local<v8::Value> proto = wrapper->GetPrototype();
-    if (proto.IsEmpty() || !proto->IsObject()) {
-      return false;
-    }
-    if (parent != nullptr) {
-      *parent = wrapper;
-    }
-    wrapper = proto.As<v8::Object>();
-    if (wrapper->InternalFieldCount() == kWrapperFields) {
-      v8::Local<v8::Value> external = wrapper->GetInternalField(1);
-      if (external->IsExternal() &&
-          external.As<v8::External>()->Value() == v8impl::napi_wrap_name) {
-        break;
-      }
-    }
-  } while (true);
-
-  if (result != nullptr) {
-    *result = wrapper;
-  }
-  return true;
-}
-
-static void DeleteEnv(napi_env env, void* data, void* hint) {
-  delete env;
-}
-
-static
-napi_env GetEnv(v8::Local<v8::Context> context) {
-  napi_env result;
-
-  auto isolate = context->GetIsolate();
-  auto global = context->Global();
-
-  // In the case of the string for which we grab the private and the value of
-  // the private on the global object we can call .ToLocalChecked() directly
-  // because we need to stop hard if either of them is empty.
-  //
-  // Re https://github.com/nodejs/node/pull/14217#discussion_r128775149
-  auto key = v8::Private::ForApi(isolate,
-      v8::String::NewFromOneByte(isolate,
-          reinterpret_cast<const uint8_t*>("N-API Environment"),
-          v8::NewStringType::kInternalized).ToLocalChecked());
-  auto value = global->GetPrivate(context, key).ToLocalChecked();
-
-  if (value->IsExternal()) {
-    result = static_cast<napi_env>(value.As<v8::External>()->Value());
-  } else {
-    result = new napi_env__(isolate);
-    auto external = v8::External::New(isolate, result);
-
-    // We must also stop hard if the result of assigning the env to the global
-    // is either nothing or false.
-    CHECK(global->SetPrivate(context, key, external).FromJust());
-
-    // Create a self-destructing reference to external that will get rid of the
-    // napi_env when external goes out of scope.
-    Reference::New(result, external, 0, true, DeleteEnv, nullptr, nullptr);
-  }
-
-  return result;
-}
-
-static
-napi_status Unwrap(napi_env env,
-                   napi_value js_object,
-                   void** result,
-                   v8::Local<v8::Object>* wrapper,
-                   v8::Local<v8::Object>* parent = nullptr) {
-  CHECK_ARG(env, js_object);
-  CHECK_ARG(env, result);
-
-  v8::Local<v8::Value> value = v8impl::V8LocalValueFromJsValue(js_object);
-  RETURN_STATUS_IF_FALSE(env, value->IsObject(), napi_invalid_arg);
-  v8::Local<v8::Object> obj = value.As<v8::Object>();
-
-  RETURN_STATUS_IF_FALSE(
-    env, v8impl::FindWrapper(obj, wrapper, parent), napi_invalid_arg);
-
-  v8::Local<v8::Value> unwrappedValue = (*wrapper)->GetInternalField(0);
-  RETURN_STATUS_IF_FALSE(env, unwrappedValue->IsExternal(), napi_invalid_arg);
-
-  *result = unwrappedValue.As<v8::External>()->Value();
-
-  return napi_ok;
-}
-
-static
-napi_status ConcludeDeferred(napi_env env,
-                             napi_deferred deferred,
-                             napi_value result,
-                             bool is_resolved) {
-  NAPI_PREAMBLE(env);
-  CHECK_ARG(env, result);
-
-  v8::Local<v8::Context> context = env->isolate->GetCurrentContext();
-  v8::Persistent<v8::Value>* deferred_ref =
-      V8PersistentFromJsDeferred(deferred);
-  v8::Local<v8::Value> v8_deferred =
-      v8::Local<v8::Value>::New(env->isolate, *deferred_ref);
-
-  auto v8_resolver = v8::Local<v8::Promise::Resolver>::Cast(v8_deferred);
-
-  v8::Maybe<bool> success = is_resolved ?
-      v8_resolver->Resolve(context, v8impl::V8LocalValueFromJsValue(result)) :
-      v8_resolver->Reject(context, v8impl::V8LocalValueFromJsValue(result));
-
-  deferred_ref->Reset();
-  delete deferred_ref;
-
-  RETURN_STATUS_IF_FALSE(env, success.FromMaybe(false), napi_generic_failure);
-
-  return GET_RETURN_STATUS(env);
-}
-
-}  // end of namespace v8impl
-
-// Intercepts the Node-V8 module registration callback. Converts parameters
-// to NAPI equivalents and then calls the registration callback specified
-// by the NAPI module.
-void napi_module_register_cb(v8::Local<v8::Object> exports,
-                             v8::Local<v8::Value> module,
-                             v8::Local<v8::Context> context,
-                             void* priv) {
-  napi_module* mod = static_cast<napi_module*>(priv);
-
-  // Create a new napi_env for this module or reference one if a pre-existing
-  // one is found.
-  napi_env env = v8impl::GetEnv(context);
-
-  napi_value _exports;
-  NAPI_CALL_INTO_MODULE_THROW(env,
-      _exports = mod->nm_register_func(env,
-          v8impl::JsValueFromV8LocalValue(exports)));
-
-  // If register function returned a non-null exports object different from
-  // the exports object we passed it, set that as the "exports" property of
-  // the module.
-  if (_exports != nullptr &&
-      _exports != v8impl::JsValueFromV8LocalValue(exports)) {
-    napi_value _module = v8impl::JsValueFromV8LocalValue(module);
-    napi_set_named_property(env, _module, "exports", _exports);
-  }
-}
-
-}  // end of anonymous namespace
-
-// Registers a NAPI module.
-void napi_module_register(napi_module* mod) {
-  node::node_module* nm = new node::node_module {
-    NODE_MODULE_VERSION,
-    mod->nm_flags,
-    nullptr,
-    mod->nm_filename,
-    nullptr,
-    napi_module_register_cb,
-    mod->nm_modname,
-    mod,  // priv
-    nullptr,
-  };
-  node::node_module_register(nm);
-}
-
-// Warning: Keep in-sync with napi_status enum
-static
-const char* error_messages[] = {nullptr,
-                                "Invalid argument",
-                                "An object was expected",
-                                "A string was expected",
-                                "A string or symbol was expected",
-                                "A function was expected",
-                                "A number was expected",
-                                "A boolean was expected",
-                                "An array was expected",
-                                "Unknown failure",
-                                "An exception is pending",
-                                "The async work item was cancelled",
-                                "napi_escape_handle already called on scope"};
-
-static inline napi_status napi_clear_last_error(napi_env env) {
-  env->last_error.error_code = napi_ok;
-
-  // TODO(boingoing): Should this be a callback?
-  env->last_error.engine_error_code = 0;
-  env->last_error.engine_reserved = nullptr;
-  return napi_ok;
-}
-
-static inline
-napi_status napi_set_last_error(napi_env env, napi_status error_code,
-                                uint32_t engine_error_code,
-                                void* engine_reserved) {
-  env->last_error.error_code = error_code;
-  env->last_error.engine_error_code = engine_error_code;
-  env->last_error.engine_reserved = engine_reserved;
-  return error_code;
-}
-
-napi_status napi_get_last_error_info(napi_env env,
-                                     const napi_extended_error_info** result) {
-  CHECK_ENV(env);
-  CHECK_ARG(env, result);
-
-  // you must update this assert to reference the last message
-  // in the napi_status enum each time a new error message is added.
-  // We don't have a napi_status_last as this would result in an ABI
-  // change each time a message was added.
-  static_assert(
-      node::arraysize(error_messages) == napi_escape_called_twice + 1,
-      "Count of error messages must match count of error values");
-  CHECK_LE(env->last_error.error_code, napi_escape_called_twice);
-
-  // Wait until someone requests the last error information to fetch the error
-  // message string
-  env->last_error.error_message =
-      error_messages[env->last_error.error_code];
-
-  *result = &(env->last_error);
-  return napi_ok;
-}
-
-napi_status napi_fatal_exception(napi_env env, napi_value err) {
-  NAPI_PREAMBLE(env);
-  CHECK_ARG(env, err);
-
-  v8::Local<v8::Value> local_err = v8impl::V8LocalValueFromJsValue(err);
-  v8impl::trigger_fatal_exception(env, local_err);
-
-  return napi_clear_last_error(env);
-}
-
-NAPI_NO_RETURN void napi_fatal_error(const char* location,
-                                     size_t location_len,
-                                     const char* message,
-                                     size_t message_len) {
-  std::string location_string;
-  std::string message_string;
-
-  if (location_len != NAPI_AUTO_LENGTH) {
-    location_string.assign(
-        const_cast<char*>(location), location_len);
-  } else {
-    location_string.assign(
-        const_cast<char*>(location), strlen(location));
-  }
-
-  if (message_len != NAPI_AUTO_LENGTH) {
-    message_string.assign(
-        const_cast<char*>(message), message_len);
-  } else {
-    message_string.assign(
-        const_cast<char*>(message), strlen(message));
-  }
-
-  node::FatalError(location_string.c_str(), message_string.c_str());
-}
-
-napi_status napi_create_function(napi_env env,
-                                 const char* utf8name,
-                                 size_t length,
-                                 napi_callback cb,
-                                 void* callback_data,
-                                 napi_value* result) {
-  NAPI_PREAMBLE(env);
-  CHECK_ARG(env, result);
-  CHECK_ARG(env, cb);
-
-  v8::Isolate* isolate = env->isolate;
-  v8::Local<v8::Function> return_value;
-  v8::EscapableHandleScope scope(isolate);
-  v8::Local<v8::Value> cbdata =
-      v8impl::CreateFunctionCallbackData(env, cb, callback_data);
-
-  RETURN_STATUS_IF_FALSE(env, !cbdata.IsEmpty(), napi_generic_failure);
-
-  v8::Local<v8::Context> context = isolate->GetCurrentContext();
-  v8::MaybeLocal<v8::Function> maybe_function =
-      v8::Function::New(context,
-                        v8impl::FunctionCallbackWrapper::Invoke,
-                        cbdata);
-  CHECK_MAYBE_EMPTY(env, maybe_function, napi_generic_failure);
-
-  return_value = scope.Escape(maybe_function.ToLocalChecked());
-
-  if (utf8name != nullptr) {
-    v8::Local<v8::String> name_string;
-    CHECK_NEW_FROM_UTF8_LEN(env, name_string, utf8name, length);
-    return_value->SetName(name_string);
-  }
-
-  *result = v8impl::JsValueFromV8LocalValue(return_value);
-
-  return GET_RETURN_STATUS(env);
-}
-
-napi_status napi_define_class(napi_env env,
-                              const char* utf8name,
-                              size_t length,
-                              napi_callback constructor,
-                              void* callback_data,
-                              size_t property_count,
-                              const napi_property_descriptor* properties,
-                              napi_value* result) {
-  NAPI_PREAMBLE(env);
-  CHECK_ARG(env, result);
-  CHECK_ARG(env, constructor);
-
-  v8::Isolate* isolate = env->isolate;
-
-  v8::EscapableHandleScope scope(isolate);
-  v8::Local<v8::Value> cbdata =
-      v8impl::CreateFunctionCallbackData(env, constructor, callback_data);
-
-  RETURN_STATUS_IF_FALSE(env, !cbdata.IsEmpty(), napi_generic_failure);
-
-  v8::Local<v8::FunctionTemplate> tpl = v8::FunctionTemplate::New(
-      isolate, v8impl::FunctionCallbackWrapper::Invoke, cbdata);
-
-  v8::Local<v8::String> name_string;
-  CHECK_NEW_FROM_UTF8_LEN(env, name_string, utf8name, length);
-  tpl->SetClassName(name_string);
-
-  size_t static_property_count = 0;
-  for (size_t i = 0; i < property_count; i++) {
-    const napi_property_descriptor* p = properties + i;
-
-    if ((p->attributes & napi_static) != 0) {
-      // Static properties are handled separately below.
-      static_property_count++;
-      continue;
-    }
-
-    v8::Local<v8::Name> property_name;
-    napi_status status =
-        v8impl::V8NameFromPropertyDescriptor(env, p, &property_name);
-
-    if (status != napi_ok) {
-      return napi_set_last_error(env, status);
-    }
-
-    v8::PropertyAttribute attributes =
-        v8impl::V8PropertyAttributesFromDescriptor(p);
-
-    // This code is similar to that in napi_define_properties(); the
-    // difference is it applies to a template instead of an object.
-    if (p->getter != nullptr || p->setter != nullptr) {
-      v8::Local<v8::Value> cbdata = v8impl::CreateAccessorCallbackData(
-        env, p->getter, p->setter, p->data);
-
-      tpl->PrototypeTemplate()->SetAccessor(
-        property_name,
-        p->getter ? v8impl::GetterCallbackWrapper::Invoke : nullptr,
-        p->setter ? v8impl::SetterCallbackWrapper::Invoke : nullptr,
-        cbdata,
-        v8::AccessControl::DEFAULT,
-        attributes);
-    } else if (p->method != nullptr) {
-      v8::Local<v8::Value> cbdata =
-          v8impl::CreateFunctionCallbackData(env, p->method, p->data);
-
-      RETURN_STATUS_IF_FALSE(env, !cbdata.IsEmpty(), napi_generic_failure);
-
-      v8::Local<v8::FunctionTemplate> t =
-        v8::FunctionTemplate::New(isolate,
-          v8impl::FunctionCallbackWrapper::Invoke,
-          cbdata,
-          v8::Signature::New(isolate, tpl));
-
-      tpl->PrototypeTemplate()->Set(property_name, t, attributes);
-    } else {
-      v8::Local<v8::Value> value = v8impl::V8LocalValueFromJsValue(p->value);
-      tpl->PrototypeTemplate()->Set(property_name, value, attributes);
-    }
-  }
-
-  *result = v8impl::JsValueFromV8LocalValue(scope.Escape(tpl->GetFunction()));
-
-  if (static_property_count > 0) {
-    std::vector<napi_property_descriptor> static_descriptors;
-    static_descriptors.reserve(static_property_count);
-
-    for (size_t i = 0; i < property_count; i++) {
-      const napi_property_descriptor* p = properties + i;
-      if ((p->attributes & napi_static) != 0) {
-        static_descriptors.push_back(*p);
-      }
-    }
-
-    napi_status status =
-        napi_define_properties(env,
-                               *result,
-                               static_descriptors.size(),
-                               static_descriptors.data());
-    if (status != napi_ok) return status;
-  }
-
-  return GET_RETURN_STATUS(env);
-}
-
-napi_status napi_get_property_names(napi_env env,
-                                    napi_value object,
-                                    napi_value* result) {
-  NAPI_PREAMBLE(env);
-  CHECK_ARG(env, result);
-
-  v8::Isolate* isolate = env->isolate;
-  v8::Local<v8::Context> context = isolate->GetCurrentContext();
-  v8::Local<v8::Object> obj;
-  CHECK_TO_OBJECT(env, context, obj, object);
-
-  auto maybe_propertynames = obj->GetPropertyNames(context);
-
-  CHECK_MAYBE_EMPTY(env, maybe_propertynames, napi_generic_failure);
-
-  *result = v8impl::JsValueFromV8LocalValue(
-      maybe_propertynames.ToLocalChecked());
-  return GET_RETURN_STATUS(env);
-}
-
-napi_status napi_set_property(napi_env env,
-                              napi_value object,
-                              napi_value key,
-                              napi_value value) {
-  NAPI_PREAMBLE(env);
-  CHECK_ARG(env, key);
-  CHECK_ARG(env, value);
-
-  v8::Isolate* isolate = env->isolate;
-  v8::Local<v8::Context> context = isolate->GetCurrentContext();
-  v8::Local<v8::Object> obj;
-
-  CHECK_TO_OBJECT(env, context, obj, object);
-
-  v8::Local<v8::Value> k = v8impl::V8LocalValueFromJsValue(key);
-  v8::Local<v8::Value> val = v8impl::V8LocalValueFromJsValue(value);
-
-  v8::Maybe<bool> set_maybe = obj->Set(context, k, val);
-
-  RETURN_STATUS_IF_FALSE(env, set_maybe.FromMaybe(false), napi_generic_failure);
-  return GET_RETURN_STATUS(env);
-}
-
-napi_status napi_has_property(napi_env env,
-                              napi_value object,
-                              napi_value key,
-                              bool* result) {
-  NAPI_PREAMBLE(env);
-  CHECK_ARG(env, result);
-  CHECK_ARG(env, key);
-
-  v8::Isolate* isolate = env->isolate;
-  v8::Local<v8::Context> context = isolate->GetCurrentContext();
-  v8::Local<v8::Object> obj;
-
-  CHECK_TO_OBJECT(env, context, obj, object);
-
-  v8::Local<v8::Value> k = v8impl::V8LocalValueFromJsValue(key);
-  v8::Maybe<bool> has_maybe = obj->Has(context, k);
-
-  CHECK_MAYBE_NOTHING(env, has_maybe, napi_generic_failure);
-
-  *result = has_maybe.FromMaybe(false);
-  return GET_RETURN_STATUS(env);
-}
-
-napi_status napi_get_property(napi_env env,
-                              napi_value object,
-                              napi_value key,
-                              napi_value* result) {
-  NAPI_PREAMBLE(env);
-  CHECK_ARG(env, key);
-  CHECK_ARG(env, result);
-
-  v8::Isolate* isolate = env->isolate;
-  v8::Local<v8::Context> context = isolate->GetCurrentContext();
-  v8::Local<v8::Value> k = v8impl::V8LocalValueFromJsValue(key);
-  v8::Local<v8::Object> obj;
-
-  CHECK_TO_OBJECT(env, context, obj, object);
-
-  auto get_maybe = obj->Get(context, k);
-
-  CHECK_MAYBE_EMPTY(env, get_maybe, napi_generic_failure);
-
-  v8::Local<v8::Value> val = get_maybe.ToLocalChecked();
-  *result = v8impl::JsValueFromV8LocalValue(val);
-  return GET_RETURN_STATUS(env);
-}
-
-napi_status napi_delete_property(napi_env env,
-                                 napi_value object,
-                                 napi_value key,
-                                 bool* result) {
-  NAPI_PREAMBLE(env);
-  CHECK_ARG(env, key);
-
-  v8::Isolate* isolate = env->isolate;
-  v8::Local<v8::Context> context = isolate->GetCurrentContext();
-  v8::Local<v8::Value> k = v8impl::V8LocalValueFromJsValue(key);
-  v8::Local<v8::Object> obj;
-
-  CHECK_TO_OBJECT(env, context, obj, object);
-  v8::Maybe<bool> delete_maybe = obj->Delete(context, k);
-  CHECK_MAYBE_NOTHING(env, delete_maybe, napi_generic_failure);
-
-  if (result != NULL)
-    *result = delete_maybe.FromMaybe(false);
-
-  return GET_RETURN_STATUS(env);
-}
-
-napi_status napi_has_own_property(napi_env env,
-                                  napi_value object,
-                                  napi_value key,
-                                  bool* result) {
-  NAPI_PREAMBLE(env);
-  CHECK_ARG(env, key);
-
-  v8::Isolate* isolate = env->isolate;
-  v8::Local<v8::Context> context = isolate->GetCurrentContext();
-  v8::Local<v8::Object> obj;
-
-  CHECK_TO_OBJECT(env, context, obj, object);
-  v8::Local<v8::Value> k = v8impl::V8LocalValueFromJsValue(key);
-  RETURN_STATUS_IF_FALSE(env, k->IsName(), napi_name_expected);
-  v8::Maybe<bool> has_maybe = obj->HasOwnProperty(context, k.As<v8::Name>());
-  CHECK_MAYBE_NOTHING(env, has_maybe, napi_generic_failure);
-  *result = has_maybe.FromMaybe(false);
-
-  return GET_RETURN_STATUS(env);
-}
-
-napi_status napi_set_named_property(napi_env env,
-                                    napi_value object,
-                                    const char* utf8name,
-                                    napi_value value) {
-  NAPI_PREAMBLE(env);
-  CHECK_ARG(env, value);
-
-  v8::Isolate* isolate = env->isolate;
-  v8::Local<v8::Context> context = isolate->GetCurrentContext();
-  v8::Local<v8::Object> obj;
-
-  CHECK_TO_OBJECT(env, context, obj, object);
-
-  v8::Local<v8::Name> key;
-  CHECK_NEW_FROM_UTF8(env, key, utf8name);
-
-  v8::Local<v8::Value> val = v8impl::V8LocalValueFromJsValue(value);
-
-  v8::Maybe<bool> set_maybe = obj->Set(context, key, val);
-
-  RETURN_STATUS_IF_FALSE(env, set_maybe.FromMaybe(false), napi_generic_failure);
-  return GET_RETURN_STATUS(env);
-}
-
-napi_status napi_has_named_property(napi_env env,
-                                    napi_value object,
-                                    const char* utf8name,
-                                    bool* result) {
-  NAPI_PREAMBLE(env);
-  CHECK_ARG(env, result);
-
-  v8::Isolate* isolate = env->isolate;
-  v8::Local<v8::Context> context = isolate->GetCurrentContext();
-  v8::Local<v8::Object> obj;
-
-  CHECK_TO_OBJECT(env, context, obj, object);
-
-  v8::Local<v8::Name> key;
-  CHECK_NEW_FROM_UTF8(env, key, utf8name);
-
-  v8::Maybe<bool> has_maybe = obj->Has(context, key);
-
-  CHECK_MAYBE_NOTHING(env, has_maybe, napi_generic_failure);
-
-  *result = has_maybe.FromMaybe(false);
-  return GET_RETURN_STATUS(env);
-}
-
-napi_status napi_get_named_property(napi_env env,
-                                    napi_value object,
-                                    const char* utf8name,
-                                    napi_value* result) {
-  NAPI_PREAMBLE(env);
-  CHECK_ARG(env, result);
-
-  v8::Isolate* isolate = env->isolate;
-  v8::Local<v8::Context> context = isolate->GetCurrentContext();
-
-  v8::Local<v8::Name> key;
-  CHECK_NEW_FROM_UTF8(env, key, utf8name);
-
-  v8::Local<v8::Object> obj;
-
-  CHECK_TO_OBJECT(env, context, obj, object);
-
-  auto get_maybe = obj->Get(context, key);
-
-  CHECK_MAYBE_EMPTY(env, get_maybe, napi_generic_failure);
-
-  v8::Local<v8::Value> val = get_maybe.ToLocalChecked();
-  *result = v8impl::JsValueFromV8LocalValue(val);
-  return GET_RETURN_STATUS(env);
-}
-
-napi_status napi_set_element(napi_env env,
-                             napi_value object,
-                             uint32_t index,
-                             napi_value value) {
-  NAPI_PREAMBLE(env);
-  CHECK_ARG(env, value);
-
-  v8::Isolate* isolate = env->isolate;
-  v8::Local<v8::Context> context = isolate->GetCurrentContext();
-  v8::Local<v8::Object> obj;
-
-  CHECK_TO_OBJECT(env, context, obj, object);
-
-  v8::Local<v8::Value> val = v8impl::V8LocalValueFromJsValue(value);
-  auto set_maybe = obj->Set(context, index, val);
-
-  RETURN_STATUS_IF_FALSE(env, set_maybe.FromMaybe(false), napi_generic_failure);
-
-  return GET_RETURN_STATUS(env);
-}
-
-napi_status napi_has_element(napi_env env,
-                             napi_value object,
-                             uint32_t index,
-                             bool* result) {
-  NAPI_PREAMBLE(env);
-  CHECK_ARG(env, result);
-
-  v8::Isolate* isolate = env->isolate;
-  v8::Local<v8::Context> context = isolate->GetCurrentContext();
-  v8::Local<v8::Object> obj;
-
-  CHECK_TO_OBJECT(env, context, obj, object);
-
-  v8::Maybe<bool> has_maybe = obj->Has(context, index);
-
-  CHECK_MAYBE_NOTHING(env, has_maybe, napi_generic_failure);
-
-  *result = has_maybe.FromMaybe(false);
-  return GET_RETURN_STATUS(env);
-}
-
-napi_status napi_get_element(napi_env env,
-                             napi_value object,
-                             uint32_t index,
-                             napi_value* result) {
-  NAPI_PREAMBLE(env);
-  CHECK_ARG(env, result);
-
-  v8::Isolate* isolate = env->isolate;
-  v8::Local<v8::Context> context = isolate->GetCurrentContext();
-  v8::Local<v8::Object> obj;
-
-  CHECK_TO_OBJECT(env, context, obj, object);
-
-  auto get_maybe = obj->Get(context, index);
-
-  CHECK_MAYBE_EMPTY(env, get_maybe, napi_generic_failure);
-
-  *result = v8impl::JsValueFromV8LocalValue(get_maybe.ToLocalChecked());
-  return GET_RETURN_STATUS(env);
-}
-
-napi_status napi_delete_element(napi_env env,
-                                napi_value object,
-                                uint32_t index,
-                                bool* result) {
-  NAPI_PREAMBLE(env);
-
-  v8::Isolate* isolate = env->isolate;
-  v8::Local<v8::Context> context = isolate->GetCurrentContext();
-  v8::Local<v8::Object> obj;
-
-  CHECK_TO_OBJECT(env, context, obj, object);
-  v8::Maybe<bool> delete_maybe = obj->Delete(context, index);
-  CHECK_MAYBE_NOTHING(env, delete_maybe, napi_generic_failure);
-
-  if (result != NULL)
-    *result = delete_maybe.FromMaybe(false);
-
-  return GET_RETURN_STATUS(env);
-}
-
-napi_status napi_define_properties(napi_env env,
-                                   napi_value object,
-                                   size_t property_count,
-                                   const napi_property_descriptor* properties) {
-  NAPI_PREAMBLE(env);
-  if (property_count > 0) {
-    CHECK_ARG(env, properties);
-  }
-
-  v8::Isolate* isolate = env->isolate;
-  v8::Local<v8::Context> context = isolate->GetCurrentContext();
-
-  v8::Local<v8::Object> obj;
-  CHECK_TO_OBJECT(env, context, obj, object);
-
-  for (size_t i = 0; i < property_count; i++) {
-    const napi_property_descriptor* p = &properties[i];
-
-    v8::Local<v8::Name> property_name;
-    napi_status status =
-        v8impl::V8NameFromPropertyDescriptor(env, p, &property_name);
-
-    if (status != napi_ok) {
-      return napi_set_last_error(env, status);
-    }
-
-    v8::PropertyAttribute attributes =
-        v8impl::V8PropertyAttributesFromDescriptor(p);
-
-    if (p->getter != nullptr || p->setter != nullptr) {
-      v8::Local<v8::Value> cbdata = v8impl::CreateAccessorCallbackData(
-        env,
-        p->getter,
-        p->setter,
-        p->data);
-
-      auto set_maybe = obj->SetAccessor(
-        context,
-        property_name,
-        p->getter ? v8impl::GetterCallbackWrapper::Invoke : nullptr,
-        p->setter ? v8impl::SetterCallbackWrapper::Invoke : nullptr,
-        cbdata,
-        v8::AccessControl::DEFAULT,
-        attributes);
-
-      if (!set_maybe.FromMaybe(false)) {
-        return napi_set_last_error(env, napi_invalid_arg);
-      }
-    } else if (p->method != nullptr) {
-      v8::Local<v8::Value> cbdata =
-          v8impl::CreateFunctionCallbackData(env, p->method, p->data);
-
-      CHECK_MAYBE_EMPTY(env, cbdata, napi_generic_failure);
-
-      v8::MaybeLocal<v8::Function> maybe_fn =
-          v8::Function::New(context,
-                            v8impl::FunctionCallbackWrapper::Invoke,
-                            cbdata);
-
-      CHECK_MAYBE_EMPTY(env, maybe_fn, napi_generic_failure);
-
-      auto define_maybe = obj->DefineOwnProperty(
-        context, property_name, maybe_fn.ToLocalChecked(), attributes);
-
-      if (!define_maybe.FromMaybe(false)) {
-        return napi_set_last_error(env, napi_generic_failure);
-      }
-    } else {
-      v8::Local<v8::Value> value = v8impl::V8LocalValueFromJsValue(p->value);
-
-      auto define_maybe =
-          obj->DefineOwnProperty(context, property_name, value, attributes);
-
-      if (!define_maybe.FromMaybe(false)) {
-        return napi_set_last_error(env, napi_invalid_arg);
-      }
-    }
-  }
-
-  return GET_RETURN_STATUS(env);
-}
-
-napi_status napi_is_array(napi_env env, napi_value value, bool* result) {
-  CHECK_ENV(env);
-  CHECK_ARG(env, value);
-  CHECK_ARG(env, result);
-
-  v8::Local<v8::Value> val = v8impl::V8LocalValueFromJsValue(value);
-
-  *result = val->IsArray();
-  return napi_clear_last_error(env);
-}
-
-napi_status napi_get_array_length(napi_env env,
-                                  napi_value value,
-                                  uint32_t* result) {
-  NAPI_PREAMBLE(env);
-  CHECK_ARG(env, value);
-  CHECK_ARG(env, result);
-
-  v8::Local<v8::Value> val = v8impl::V8LocalValueFromJsValue(value);
-  RETURN_STATUS_IF_FALSE(env, val->IsArray(), napi_array_expected);
-
-  v8::Local<v8::Array> arr = val.As<v8::Array>();
-  *result = arr->Length();
-
-  return GET_RETURN_STATUS(env);
-}
-
-napi_status napi_strict_equals(napi_env env,
-                               napi_value lhs,
-                               napi_value rhs,
-                               bool* result) {
-  NAPI_PREAMBLE(env);
-  CHECK_ARG(env, lhs);
-  CHECK_ARG(env, rhs);
-  CHECK_ARG(env, result);
-
-  v8::Local<v8::Value> a = v8impl::V8LocalValueFromJsValue(lhs);
-  v8::Local<v8::Value> b = v8impl::V8LocalValueFromJsValue(rhs);
-
-  *result = a->StrictEquals(b);
-  return GET_RETURN_STATUS(env);
-}
-
-napi_status napi_get_prototype(napi_env env,
-                               napi_value object,
-                               napi_value* result) {
-  NAPI_PREAMBLE(env);
-  CHECK_ARG(env, result);
-
-  v8::Isolate* isolate = env->isolate;
-  v8::Local<v8::Context> context = isolate->GetCurrentContext();
-
-  v8::Local<v8::Object> obj;
-  CHECK_TO_OBJECT(env, context, obj, object);
-
-  v8::Local<v8::Value> val = obj->GetPrototype();
-  *result = v8impl::JsValueFromV8LocalValue(val);
-  return GET_RETURN_STATUS(env);
-}
-
-napi_status napi_create_object(napi_env env, napi_value* result) {
-  CHECK_ENV(env);
-  CHECK_ARG(env, result);
-
-  *result = v8impl::JsValueFromV8LocalValue(
-      v8::Object::New(env->isolate));
-
-  return napi_clear_last_error(env);
-}
-
-napi_status napi_create_array(napi_env env, napi_value* result) {
-  CHECK_ENV(env);
-  CHECK_ARG(env, result);
-
-  *result = v8impl::JsValueFromV8LocalValue(
-      v8::Array::New(env->isolate));
-
-  return napi_clear_last_error(env);
-}
-
-napi_status napi_create_array_with_length(napi_env env,
-                                          size_t length,
-                                          napi_value* result) {
-  CHECK_ENV(env);
-  CHECK_ARG(env, result);
-
-  *result = v8impl::JsValueFromV8LocalValue(
-      v8::Array::New(env->isolate, length));
-
-  return napi_clear_last_error(env);
-}
-
-napi_status napi_create_string_latin1(napi_env env,
-                                      const char* str,
-                                      size_t length,
-                                      napi_value* result) {
-  CHECK_ENV(env);
-  CHECK_ARG(env, result);
-
-  auto isolate = env->isolate;
-  auto str_maybe =
-      v8::String::NewFromOneByte(isolate,
-                                 reinterpret_cast<const uint8_t*>(str),
-                                 v8::NewStringType::kInternalized,
-                                 length);
-  CHECK_MAYBE_EMPTY(env, str_maybe, napi_generic_failure);
-
-  *result = v8impl::JsValueFromV8LocalValue(str_maybe.ToLocalChecked());
-  return napi_clear_last_error(env);
-}
-
-napi_status napi_create_string_utf8(napi_env env,
-                                    const char* str,
-                                    size_t length,
-                                    napi_value* result) {
-  CHECK_ENV(env);
-  CHECK_ARG(env, result);
-
-  v8::Local<v8::String> s;
-  CHECK_NEW_FROM_UTF8_LEN(env, s, str, length);
-
-  *result = v8impl::JsValueFromV8LocalValue(s);
-  return napi_clear_last_error(env);
-}
-
-napi_status napi_create_string_utf16(napi_env env,
-                                     const char16_t* str,
-                                     size_t length,
-                                     napi_value* result) {
-  CHECK_ENV(env);
-  CHECK_ARG(env, result);
-
-  auto isolate = env->isolate;
-  auto str_maybe =
-      v8::String::NewFromTwoByte(isolate,
-                                 reinterpret_cast<const uint16_t*>(str),
-                                 v8::NewStringType::kInternalized,
-                                 length);
-  CHECK_MAYBE_EMPTY(env, str_maybe, napi_generic_failure);
-
-  *result = v8impl::JsValueFromV8LocalValue(str_maybe.ToLocalChecked());
-  return napi_clear_last_error(env);
-}
-
-napi_status napi_create_double(napi_env env,
-                               double value,
-                               napi_value* result) {
-  CHECK_ENV(env);
-  CHECK_ARG(env, result);
-
-  *result = v8impl::JsValueFromV8LocalValue(
-      v8::Number::New(env->isolate, value));
-
-  return napi_clear_last_error(env);
-}
-
-napi_status napi_create_int32(napi_env env,
-                              int32_t value,
-                              napi_value* result) {
-  CHECK_ENV(env);
-  CHECK_ARG(env, result);
-
-  *result = v8impl::JsValueFromV8LocalValue(
-      v8::Integer::New(env->isolate, value));
-
-  return napi_clear_last_error(env);
-}
-
-napi_status napi_create_uint32(napi_env env,
-                               uint32_t value,
-                               napi_value* result) {
-  CHECK_ENV(env);
-  CHECK_ARG(env, result);
-
-  *result = v8impl::JsValueFromV8LocalValue(
-      v8::Integer::NewFromUnsigned(env->isolate, value));
-
-  return napi_clear_last_error(env);
-}
-
-napi_status napi_create_int64(napi_env env,
-                              int64_t value,
-                              napi_value* result) {
-  CHECK_ENV(env);
-  CHECK_ARG(env, result);
-
-  *result = v8impl::JsValueFromV8LocalValue(
-      v8::Number::New(env->isolate, static_cast<double>(value)));
-
-  return napi_clear_last_error(env);
-}
-
-napi_status napi_get_boolean(napi_env env, bool value, napi_value* result) {
-  CHECK_ENV(env);
-  CHECK_ARG(env, result);
-
-  v8::Isolate* isolate = env->isolate;
-
-  if (value) {
-    *result = v8impl::JsValueFromV8LocalValue(v8::True(isolate));
-  } else {
-    *result = v8impl::JsValueFromV8LocalValue(v8::False(isolate));
-  }
-
-  return napi_clear_last_error(env);
-}
-
-napi_status napi_create_symbol(napi_env env,
-                               napi_value description,
-                               napi_value* result) {
-  CHECK_ENV(env);
-  CHECK_ARG(env, result);
-
-  v8::Isolate* isolate = env->isolate;
-
-  if (description == nullptr) {
-    *result = v8impl::JsValueFromV8LocalValue(v8::Symbol::New(isolate));
-  } else {
-    v8::Local<v8::Value> desc = v8impl::V8LocalValueFromJsValue(description);
-    RETURN_STATUS_IF_FALSE(env, desc->IsString(), napi_string_expected);
-
-    *result = v8impl::JsValueFromV8LocalValue(
-      v8::Symbol::New(isolate, desc.As<v8::String>()));
-  }
-
-  return napi_clear_last_error(env);
-}
-
-static napi_status set_error_code(napi_env env,
-                                  v8::Local<v8::Value> error,
-                                  napi_value code,
-                                  const char* code_cstring) {
-  if ((code != nullptr) || (code_cstring != nullptr)) {
-    v8::Isolate* isolate = env->isolate;
-    v8::Local<v8::Context> context = isolate->GetCurrentContext();
-    v8::Local<v8::Object> err_object = error.As<v8::Object>();
-
-    v8::Local<v8::Value> code_value = v8impl::V8LocalValueFromJsValue(code);
-    if (code != nullptr) {
-      code_value = v8impl::V8LocalValueFromJsValue(code);
-      RETURN_STATUS_IF_FALSE(env, code_value->IsString(), napi_string_expected);
-    } else {
-      CHECK_NEW_FROM_UTF8(env, code_value, code_cstring);
-    }
-
-    v8::Local<v8::Name> code_key;
-    CHECK_NEW_FROM_UTF8(env, code_key, "code");
-
-    v8::Maybe<bool> set_maybe = err_object->Set(context, code_key, code_value);
-    RETURN_STATUS_IF_FALSE(env,
-                           set_maybe.FromMaybe(false),
-                           napi_generic_failure);
-
-    // now update the name to be "name [code]" where name is the
-    // original name and code is the code associated with the Error
-    v8::Local<v8::String> name_string;
-    CHECK_NEW_FROM_UTF8(env, name_string, "");
-    v8::Local<v8::Name> name_key;
-    CHECK_NEW_FROM_UTF8(env, name_key, "name");
-
-    auto maybe_name = err_object->Get(context, name_key);
-    if (!maybe_name.IsEmpty()) {
-      v8::Local<v8::Value> name = maybe_name.ToLocalChecked();
-      if (name->IsString()) {
-        name_string = v8::String::Concat(name_string, name.As<v8::String>());
-      }
-    }
-    name_string = v8::String::Concat(name_string,
-                                     FIXED_ONE_BYTE_STRING(isolate, " ["));
-    name_string = v8::String::Concat(name_string, code_value.As<v8::String>());
-    name_string = v8::String::Concat(name_string,
-                                     FIXED_ONE_BYTE_STRING(isolate, "]"));
-
-    set_maybe = err_object->Set(context, name_key, name_string);
-    RETURN_STATUS_IF_FALSE(env,
-                           set_maybe.FromMaybe(false),
-                           napi_generic_failure);
-  }
-  return napi_ok;
-}
-
-napi_status napi_create_error(napi_env env,
-                              napi_value code,
-                              napi_value msg,
-                              napi_value* result) {
-  CHECK_ENV(env);
-  CHECK_ARG(env, msg);
-  CHECK_ARG(env, result);
-
-  v8::Local<v8::Value> message_value = v8impl::V8LocalValueFromJsValue(msg);
-  RETURN_STATUS_IF_FALSE(env, message_value->IsString(), napi_string_expected);
-
-  v8::Local<v8::Value> error_obj =
-      v8::Exception::Error(message_value.As<v8::String>());
-  napi_status status = set_error_code(env, error_obj, code, nullptr);
-  if (status != napi_ok) return status;
-
-  *result = v8impl::JsValueFromV8LocalValue(error_obj);
-
-  return napi_clear_last_error(env);
-}
-
-napi_status napi_create_type_error(napi_env env,
-                                   napi_value code,
-                                   napi_value msg,
-                                   napi_value* result) {
-  CHECK_ENV(env);
-  CHECK_ARG(env, msg);
-  CHECK_ARG(env, result);
-
-  v8::Local<v8::Value> message_value = v8impl::V8LocalValueFromJsValue(msg);
-  RETURN_STATUS_IF_FALSE(env, message_value->IsString(), napi_string_expected);
-
-  v8::Local<v8::Value> error_obj =
-      v8::Exception::TypeError(message_value.As<v8::String>());
-  napi_status status = set_error_code(env, error_obj, code, nullptr);
-  if (status != napi_ok) return status;
-
-  *result = v8impl::JsValueFromV8LocalValue(error_obj);
-
-  return napi_clear_last_error(env);
-}
-
-napi_status napi_create_range_error(napi_env env,
-                                    napi_value code,
-                                    napi_value msg,
-                                    napi_value* result) {
-  CHECK_ENV(env);
-  CHECK_ARG(env, msg);
-  CHECK_ARG(env, result);
-
-  v8::Local<v8::Value> message_value = v8impl::V8LocalValueFromJsValue(msg);
-  RETURN_STATUS_IF_FALSE(env, message_value->IsString(), napi_string_expected);
-
-  v8::Local<v8::Value> error_obj =
-      v8::Exception::RangeError(message_value.As<v8::String>());
-  napi_status status = set_error_code(env, error_obj, code, nullptr);
-  if (status != napi_ok) return status;
-
-  *result = v8impl::JsValueFromV8LocalValue(error_obj);
-
-  return napi_clear_last_error(env);
-}
-
-napi_status napi_typeof(napi_env env,
-                        napi_value value,
-                        napi_valuetype* result) {
-  // Omit NAPI_PREAMBLE and GET_RETURN_STATUS because V8 calls here cannot throw
-  // JS exceptions.
-  CHECK_ENV(env);
-  CHECK_ARG(env, value);
-  CHECK_ARG(env, result);
-
-  v8::Local<v8::Value> v = v8impl::V8LocalValueFromJsValue(value);
-
-  if (v->IsNumber()) {
-    *result = napi_number;
-  } else if (v->IsString()) {
-    *result = napi_string;
-  } else if (v->IsFunction()) {
-    // This test has to come before IsObject because IsFunction
-    // implies IsObject
-    *result = napi_function;
-  } else if (v->IsExternal()) {
-    // This test has to come before IsObject because IsExternal
-    // implies IsObject
-    *result = napi_external;
-  } else if (v->IsObject()) {
-    *result = napi_object;
-  } else if (v->IsBoolean()) {
-    *result = napi_boolean;
-  } else if (v->IsUndefined()) {
-    *result = napi_undefined;
-  } else if (v->IsSymbol()) {
-    *result = napi_symbol;
-  } else if (v->IsNull()) {
-    *result = napi_null;
-  } else {
-    // Should not get here unless V8 has added some new kind of value.
-    return napi_set_last_error(env, napi_invalid_arg);
-  }
-
-  return napi_clear_last_error(env);
-}
-
-napi_status napi_get_undefined(napi_env env, napi_value* result) {
-  CHECK_ENV(env);
-  CHECK_ARG(env, result);
-
-  *result = v8impl::JsValueFromV8LocalValue(
-      v8::Undefined(env->isolate));
-
-  return napi_clear_last_error(env);
-}
-
-napi_status napi_get_null(napi_env env, napi_value* result) {
-  CHECK_ENV(env);
-  CHECK_ARG(env, result);
-
-  *result = v8impl::JsValueFromV8LocalValue(
-        v8::Null(env->isolate));
-
-  return napi_clear_last_error(env);
-}
-
-// Gets all callback info in a single call. (Ugly, but faster.)
-napi_status napi_get_cb_info(
-    napi_env env,               // [in] NAPI environment handle
-    napi_callback_info cbinfo,  // [in] Opaque callback-info handle
-    size_t* argc,      // [in-out] Specifies the size of the provided argv array
-                       // and receives the actual count of args.
-    napi_value* argv,  // [out] Array of values
-    napi_value* this_arg,  // [out] Receives the JS 'this' arg for the call
-    void** data) {         // [out] Receives the data pointer for the callback.
-  CHECK_ENV(env);
-  CHECK_ARG(env, cbinfo);
-
-  v8impl::CallbackWrapper* info =
-      reinterpret_cast<v8impl::CallbackWrapper*>(cbinfo);
-
-  if (argv != nullptr) {
-    CHECK_ARG(env, argc);
-    info->Args(argv, *argc);
-  }
-  if (argc != nullptr) {
-    *argc = info->ArgsLength();
-  }
-  if (this_arg != nullptr) {
-    *this_arg = info->This();
-  }
-  if (data != nullptr) {
-    *data = info->Data();
-  }
-
-  return napi_clear_last_error(env);
-}
-
-napi_status napi_get_new_target(napi_env env,
-                                napi_callback_info cbinfo,
-                                napi_value* result) {
-  CHECK_ENV(env);
-  CHECK_ARG(env, cbinfo);
-  CHECK_ARG(env, result);
-
-  v8impl::CallbackWrapper* info =
-      reinterpret_cast<v8impl::CallbackWrapper*>(cbinfo);
-
-  *result = info->GetNewTarget();
-  return napi_clear_last_error(env);
-}
-
-napi_status napi_call_function(napi_env env,
-                               napi_value recv,
-                               napi_value func,
-                               size_t argc,
-                               const napi_value* argv,
-                               napi_value* result) {
-  NAPI_PREAMBLE(env);
-  CHECK_ARG(env, recv);
-  if (argc > 0) {
-    CHECK_ARG(env, argv);
-  }
-
-  v8::Isolate* isolate = env->isolate;
-  v8::Local<v8::Context> context = isolate->GetCurrentContext();
-
-  v8::Local<v8::Value> v8recv = v8impl::V8LocalValueFromJsValue(recv);
-
-  v8::Local<v8::Function> v8func;
-  CHECK_TO_FUNCTION(env, v8func, func);
-
-  auto maybe = v8func->Call(context, v8recv, argc,
-    reinterpret_cast<v8::Local<v8::Value>*>(const_cast<napi_value*>(argv)));
-
-  if (try_catch.HasCaught()) {
-    return napi_set_last_error(env, napi_pending_exception);
-  } else {
-    if (result != nullptr) {
-      CHECK_MAYBE_EMPTY(env, maybe, napi_generic_failure);
-      *result = v8impl::JsValueFromV8LocalValue(maybe.ToLocalChecked());
-    }
-    return napi_clear_last_error(env);
-  }
-}
-
-napi_status napi_get_global(napi_env env, napi_value* result) {
-  CHECK_ENV(env);
-  CHECK_ARG(env, result);
-
-  v8::Isolate* isolate = env->isolate;
-  // TODO(ianhall): what if we need the global object from a different
-  // context in the same isolate?
-  // Should napi_env be the current context rather than the current isolate?
-  v8::Local<v8::Context> context = isolate->GetCurrentContext();
-  *result = v8impl::JsValueFromV8LocalValue(context->Global());
-
-  return napi_clear_last_error(env);
-}
-
-napi_status napi_throw(napi_env env, napi_value error) {
-  NAPI_PREAMBLE(env);
-  CHECK_ARG(env, error);
-
-  v8::Isolate* isolate = env->isolate;
-
-  isolate->ThrowException(v8impl::V8LocalValueFromJsValue(error));
-  // any VM calls after this point and before returning
-  // to the javascript invoker will fail
-  return napi_clear_last_error(env);
-}
-
-napi_status napi_throw_error(napi_env env,
-                             const char* code,
-                             const char* msg) {
-  NAPI_PREAMBLE(env);
-
-  v8::Isolate* isolate = env->isolate;
-  v8::Local<v8::String> str;
-  CHECK_NEW_FROM_UTF8(env, str, msg);
-
-  v8::Local<v8::Value> error_obj = v8::Exception::Error(str);
-  napi_status status = set_error_code(env, error_obj, nullptr, code);
-  if (status != napi_ok) return status;
-
-  isolate->ThrowException(error_obj);
-  // any VM calls after this point and before returning
-  // to the javascript invoker will fail
-  return napi_clear_last_error(env);
-}
-
-napi_status napi_throw_type_error(napi_env env,
-                                  const char* code,
-                                  const char* msg) {
-  NAPI_PREAMBLE(env);
-
-  v8::Isolate* isolate = env->isolate;
-  v8::Local<v8::String> str;
-  CHECK_NEW_FROM_UTF8(env, str, msg);
-
-  v8::Local<v8::Value> error_obj = v8::Exception::TypeError(str);
-  napi_status status = set_error_code(env, error_obj, nullptr, code);
-  if (status != napi_ok) return status;
-
-  isolate->ThrowException(error_obj);
-  // any VM calls after this point and before returning
-  // to the javascript invoker will fail
-  return napi_clear_last_error(env);
-}
-
-napi_status napi_throw_range_error(napi_env env,
-                                   const char* code,
-                                   const char* msg) {
-  NAPI_PREAMBLE(env);
-
-  v8::Isolate* isolate = env->isolate;
-  v8::Local<v8::String> str;
-  CHECK_NEW_FROM_UTF8(env, str, msg);
-
-  v8::Local<v8::Value> error_obj = v8::Exception::RangeError(str);
-  napi_status status = set_error_code(env, error_obj, nullptr, code);
-  if (status != napi_ok) return status;
-
-  isolate->ThrowException(error_obj);
-  // any VM calls after this point and before returning
-  // to the javascript invoker will fail
-  return napi_clear_last_error(env);
-}
-
-napi_status napi_is_error(napi_env env, napi_value value, bool* result) {
-  // Omit NAPI_PREAMBLE and GET_RETURN_STATUS because V8 calls here cannot
-  // throw JS exceptions.
-  CHECK_ENV(env);
-  CHECK_ARG(env, value);
-  CHECK_ARG(env, result);
-
-  v8::Local<v8::Value> val = v8impl::V8LocalValueFromJsValue(value);
-  *result = val->IsNativeError();
-
-  return napi_clear_last_error(env);
-}
-
-napi_status napi_get_value_double(napi_env env,
-                                  napi_value value,
-                                  double* result) {
-  // Omit NAPI_PREAMBLE and GET_RETURN_STATUS because V8 calls here cannot throw
-  // JS exceptions.
-  CHECK_ENV(env);
-  CHECK_ARG(env, value);
-  CHECK_ARG(env, result);
-
-  v8::Local<v8::Value> val = v8impl::V8LocalValueFromJsValue(value);
-  RETURN_STATUS_IF_FALSE(env, val->IsNumber(), napi_number_expected);
-
-  *result = val.As<v8::Number>()->Value();
-
-  return napi_clear_last_error(env);
-}
-
-napi_status napi_get_value_int32(napi_env env,
-                                 napi_value value,
-                                 int32_t* result) {
-  // Omit NAPI_PREAMBLE and GET_RETURN_STATUS because V8 calls here cannot throw
-  // JS exceptions.
-  CHECK_ENV(env);
-  CHECK_ARG(env, value);
-  CHECK_ARG(env, result);
-
-  v8::Local<v8::Value> val = v8impl::V8LocalValueFromJsValue(value);
-
-  if (val->IsInt32()) {
-    *result = val.As<v8::Int32>()->Value();
-  } else {
-    RETURN_STATUS_IF_FALSE(env, val->IsNumber(), napi_number_expected);
-
-    // Empty context: https://github.com/nodejs/node/issues/14379
-    v8::Local<v8::Context> context;
-    *result = val->Int32Value(context).FromJust();
-  }
-
-  return napi_clear_last_error(env);
-}
-
-napi_status napi_get_value_uint32(napi_env env,
-                                  napi_value value,
-                                  uint32_t* result) {
-  // Omit NAPI_PREAMBLE and GET_RETURN_STATUS because V8 calls here cannot throw
-  // JS exceptions.
-  CHECK_ENV(env);
-  CHECK_ARG(env, value);
-  CHECK_ARG(env, result);
-
-  v8::Local<v8::Value> val = v8impl::V8LocalValueFromJsValue(value);
-
-  if (val->IsUint32()) {
-    *result = val.As<v8::Uint32>()->Value();
-  } else {
-    RETURN_STATUS_IF_FALSE(env, val->IsNumber(), napi_number_expected);
-
-    // Empty context: https://github.com/nodejs/node/issues/14379
-    v8::Local<v8::Context> context;
-    *result = val->Uint32Value(context).FromJust();
-  }
-
-  return napi_clear_last_error(env);
-}
-
-napi_status napi_get_value_int64(napi_env env,
-                                 napi_value value,
-                                 int64_t* result) {
-  // Omit NAPI_PREAMBLE and GET_RETURN_STATUS because V8 calls here cannot throw
-  // JS exceptions.
-  CHECK_ENV(env);
-  CHECK_ARG(env, value);
-  CHECK_ARG(env, result);
-
-  v8::Local<v8::Value> val = v8impl::V8LocalValueFromJsValue(value);
-
-  // This is still a fast path very likely to be taken.
-  if (val->IsInt32()) {
-    *result = val.As<v8::Int32>()->Value();
-    return napi_clear_last_error(env);
-  }
-
-  RETURN_STATUS_IF_FALSE(env, val->IsNumber(), napi_number_expected);
-
-  // v8::Value::IntegerValue() converts NaN to INT64_MIN, inconsistent with
-  // v8::Value::Int32Value() that converts NaN to 0. So special-case NaN here.
-  double doubleValue = val.As<v8::Number>()->Value();
-  if (std::isnan(doubleValue)) {
-    *result = 0;
-  } else {
-    // Empty context: https://github.com/nodejs/node/issues/14379
-    v8::Local<v8::Context> context;
-    *result = val->IntegerValue(context).FromJust();
-  }
-
-  return napi_clear_last_error(env);
-}
-
-napi_status napi_get_value_bool(napi_env env, napi_value value, bool* result) {
-  // Omit NAPI_PREAMBLE and GET_RETURN_STATUS because V8 calls here cannot throw
-  // JS exceptions.
-  CHECK_ENV(env);
-  CHECK_ARG(env, value);
-  CHECK_ARG(env, result);
-
-  v8::Local<v8::Value> val = v8impl::V8LocalValueFromJsValue(value);
-  RETURN_STATUS_IF_FALSE(env, val->IsBoolean(), napi_boolean_expected);
-
-  *result = val.As<v8::Boolean>()->Value();
-
-  return napi_clear_last_error(env);
-}
-
-// Copies a JavaScript string into a LATIN-1 string buffer. The result is the
-// number of bytes (excluding the null terminator) copied into buf.
-// A sufficient buffer size should be greater than the length of string,
-// reserving space for null terminator.
-// If bufsize is insufficient, the string will be truncated and null terminated.
-// If buf is NULL, this method returns the length of the string (in bytes)
-// via the result parameter.
-// The result argument is optional unless buf is NULL.
-napi_status napi_get_value_string_latin1(napi_env env,
-                                         napi_value value,
-                                         char* buf,
-                                         size_t bufsize,
-                                         size_t* result) {
-  CHECK_ENV(env);
-  CHECK_ARG(env, value);
-
-  v8::Local<v8::Value> val = v8impl::V8LocalValueFromJsValue(value);
-  RETURN_STATUS_IF_FALSE(env, val->IsString(), napi_string_expected);
-
-  if (!buf) {
-    CHECK_ARG(env, result);
-    *result = val.As<v8::String>()->Length();
-  } else {
-    int copied = val.As<v8::String>()->WriteOneByte(
-      reinterpret_cast<uint8_t*>(buf), 0, bufsize - 1,
-      v8::String::NO_NULL_TERMINATION);
-
-    buf[copied] = '\0';
-    if (result != nullptr) {
-      *result = copied;
-    }
-  }
-
-  return napi_clear_last_error(env);
-}
-
-// Copies a JavaScript string into a UTF-8 string buffer. The result is the
-// number of bytes (excluding the null terminator) copied into buf.
-// A sufficient buffer size should be greater than the length of string,
-// reserving space for null terminator.
-// If bufsize is insufficient, the string will be truncated and null terminated.
-// If buf is NULL, this method returns the length of the string (in bytes)
-// via the result parameter.
-// The result argument is optional unless buf is NULL.
-napi_status napi_get_value_string_utf8(napi_env env,
-                                       napi_value value,
-                                       char* buf,
-                                       size_t bufsize,
-                                       size_t* result) {
-  CHECK_ENV(env);
-  CHECK_ARG(env, value);
-
-  v8::Local<v8::Value> val = v8impl::V8LocalValueFromJsValue(value);
-  RETURN_STATUS_IF_FALSE(env, val->IsString(), napi_string_expected);
-
-  if (!buf) {
-    CHECK_ARG(env, result);
-    *result = val.As<v8::String>()->Utf8Length();
-  } else {
-    int copied = val.As<v8::String>()->WriteUtf8(
-      buf, bufsize - 1, nullptr, v8::String::REPLACE_INVALID_UTF8 |
-      v8::String::NO_NULL_TERMINATION);
-
-    buf[copied] = '\0';
-    if (result != nullptr) {
-      *result = copied;
-    }
-  }
-
-  return napi_clear_last_error(env);
-}
-
-// Copies a JavaScript string into a UTF-16 string buffer. The result is the
-// number of 2-byte code units (excluding the null terminator) copied into buf.
-// A sufficient buffer size should be greater than the length of string,
-// reserving space for null terminator.
-// If bufsize is insufficient, the string will be truncated and null terminated.
-// If buf is NULL, this method returns the length of the string (in 2-byte
-// code units) via the result parameter.
-// The result argument is optional unless buf is NULL.
-napi_status napi_get_value_string_utf16(napi_env env,
-                                        napi_value value,
-                                        char16_t* buf,
-                                        size_t bufsize,
-                                        size_t* result) {
-  CHECK_ENV(env);
-  CHECK_ARG(env, value);
-
-  v8::Local<v8::Value> val = v8impl::V8LocalValueFromJsValue(value);
-  RETURN_STATUS_IF_FALSE(env, val->IsString(), napi_string_expected);
-
-  if (!buf) {
-    CHECK_ARG(env, result);
-    // V8 assumes UTF-16 length is the same as the number of characters.
-    *result = val.As<v8::String>()->Length();
-  } else {
-    int copied = val.As<v8::String>()->Write(
-      reinterpret_cast<uint16_t*>(buf), 0, bufsize - 1,
-      v8::String::NO_NULL_TERMINATION);
-
-    buf[copied] = '\0';
-    if (result != nullptr) {
-      *result = copied;
-    }
-  }
-
-  return napi_clear_last_error(env);
-}
-
-napi_status napi_coerce_to_object(napi_env env,
-                                  napi_value value,
-                                  napi_value* result) {
-  NAPI_PREAMBLE(env);
-  CHECK_ARG(env, value);
-  CHECK_ARG(env, result);
-
-  v8::Isolate* isolate = env->isolate;
-  v8::Local<v8::Context> context = isolate->GetCurrentContext();
-  v8::Local<v8::Object> obj;
-  CHECK_TO_OBJECT(env, context, obj, value);
-
-  *result = v8impl::JsValueFromV8LocalValue(obj);
-  return GET_RETURN_STATUS(env);
-}
-
-napi_status napi_coerce_to_bool(napi_env env,
-                                napi_value value,
-                                napi_value* result) {
-  NAPI_PREAMBLE(env);
-  CHECK_ARG(env, value);
-  CHECK_ARG(env, result);
-
-  v8::Isolate* isolate = env->isolate;
-  v8::Local<v8::Context> context = isolate->GetCurrentContext();
-  v8::Local<v8::Boolean> b;
-
-  CHECK_TO_BOOL(env, context, b, value);
-
-  *result = v8impl::JsValueFromV8LocalValue(b);
-  return GET_RETURN_STATUS(env);
-}
-
-napi_status napi_coerce_to_number(napi_env env,
-                                  napi_value value,
-                                  napi_value* result) {
-  NAPI_PREAMBLE(env);
-  CHECK_ARG(env, value);
-  CHECK_ARG(env, result);
-
-  v8::Isolate* isolate = env->isolate;
-  v8::Local<v8::Context> context = isolate->GetCurrentContext();
-  v8::Local<v8::Number> num;
-
-  CHECK_TO_NUMBER(env, context, num, value);
-
-  *result = v8impl::JsValueFromV8LocalValue(num);
-  return GET_RETURN_STATUS(env);
-}
-
-napi_status napi_coerce_to_string(napi_env env,
-                                  napi_value value,
-                                  napi_value* result) {
-  NAPI_PREAMBLE(env);
-  CHECK_ARG(env, value);
-  CHECK_ARG(env, result);
-
-  v8::Isolate* isolate = env->isolate;
-  v8::Local<v8::Context> context = isolate->GetCurrentContext();
-  v8::Local<v8::String> str;
-
-  CHECK_TO_STRING(env, context, str, value);
-
-  *result = v8impl::JsValueFromV8LocalValue(str);
-  return GET_RETURN_STATUS(env);
-}
-
-napi_status napi_wrap(napi_env env,
-                      napi_value js_object,
-                      void* native_object,
-                      napi_finalize finalize_cb,
-                      void* finalize_hint,
-                      napi_ref* result) {
-  NAPI_PREAMBLE(env);
-  CHECK_ARG(env, js_object);
-
-  v8::Isolate* isolate = env->isolate;
-  v8::Local<v8::Context> context = isolate->GetCurrentContext();
-
-  v8::Local<v8::Value> value = v8impl::V8LocalValueFromJsValue(js_object);
-  RETURN_STATUS_IF_FALSE(env, value->IsObject(), napi_invalid_arg);
-  v8::Local<v8::Object> obj = value.As<v8::Object>();
-
-  // If we've already wrapped this object, we error out.
-  RETURN_STATUS_IF_FALSE(env, !v8impl::FindWrapper(obj), napi_invalid_arg);
-
-  // Create a wrapper object with an internal field to hold the wrapped pointer
-  // and a second internal field to identify the owner as N-API.
-  v8::Local<v8::ObjectTemplate> wrapper_template;
-  ENV_OBJECT_TEMPLATE(env, wrap, wrapper_template, v8impl::kWrapperFields);
-
-  auto maybe_object = wrapper_template->NewInstance(context);
-  CHECK_MAYBE_EMPTY(env, maybe_object, napi_generic_failure);
-  v8::Local<v8::Object> wrapper = maybe_object.ToLocalChecked();
-
-  // Store the pointer as an external in the wrapper.
-  wrapper->SetInternalField(0, v8::External::New(isolate, native_object));
-  wrapper->SetInternalField(1, v8::External::New(isolate,
-    reinterpret_cast<void*>(const_cast<char*>(v8impl::napi_wrap_name))));
-
-  // Insert the wrapper into the object's prototype chain.
-  v8::Local<v8::Value> proto = obj->GetPrototype();
-  CHECK(wrapper->SetPrototype(context, proto).FromJust());
-  CHECK(obj->SetPrototype(context, wrapper).FromJust());
-
-  v8impl::Reference* reference = nullptr;
-  if (result != nullptr) {
-    // The returned reference should be deleted via napi_delete_reference()
-    // ONLY in response to the finalize callback invocation. (If it is deleted
-    // before then, then the finalize callback will never be invoked.)
-    // Therefore a finalize callback is required when returning a reference.
-    CHECK_ARG(env, finalize_cb);
-    reference = v8impl::Reference::New(
-        env, obj, 0, false, finalize_cb, native_object, finalize_hint);
-    *result = reinterpret_cast<napi_ref>(reference);
-  } else if (finalize_cb != nullptr) {
-    // Create a self-deleting reference just for the finalize callback.
-    reference = v8impl::Reference::New(
-        env, obj, 0, true, finalize_cb, native_object, finalize_hint);
-  }
-
-  if (reference != nullptr) {
-    wrapper->SetInternalField(2, v8::External::New(isolate, reference));
-  }
-
-  return GET_RETURN_STATUS(env);
-}
-
-napi_status napi_unwrap(napi_env env, napi_value obj, void** result) {
-  // Omit NAPI_PREAMBLE and GET_RETURN_STATUS because V8 calls here cannot throw
-  // JS exceptions.
-  CHECK_ENV(env);
-  v8::Local<v8::Object> wrapper;
-  return napi_set_last_error(env, v8impl::Unwrap(env, obj, result, &wrapper));
-}
-
-napi_status napi_remove_wrap(napi_env env, napi_value obj, void** result) {
-  NAPI_PREAMBLE(env);
-  v8::Local<v8::Object> wrapper;
-  v8::Local<v8::Object> parent;
-  napi_status status = v8impl::Unwrap(env, obj, result, &wrapper, &parent);
-  if (status != napi_ok) {
-    return napi_set_last_error(env, status);
-  }
-
-  v8::Local<v8::Value> external = wrapper->GetInternalField(2);
-  if (external->IsExternal()) {
-    v8impl::Reference::Delete(
-        static_cast<v8impl::Reference*>(external.As<v8::External>()->Value()));
-  }
-
-  if (!parent.IsEmpty()) {
-    v8::Maybe<bool> maybe = parent->SetPrototype(
-        env->isolate->GetCurrentContext(), wrapper->GetPrototype());
-    CHECK_MAYBE_NOTHING(env, maybe, napi_generic_failure);
-    if (!maybe.FromMaybe(false)) {
-      return napi_set_last_error(env, napi_generic_failure);
-    }
-  }
-
-  return GET_RETURN_STATUS(env);
-}
-
-napi_status napi_create_external(napi_env env,
-                                 void* data,
-                                 napi_finalize finalize_cb,
-                                 void* finalize_hint,
-                                 napi_value* result) {
-  NAPI_PREAMBLE(env);
-  CHECK_ARG(env, result);
-
-  v8::Isolate* isolate = env->isolate;
-
-  v8::Local<v8::Value> external_value = v8::External::New(isolate, data);
-
-  // The Reference object will delete itself after invoking the finalizer
-  // callback.
-  v8impl::Reference::New(env,
-      external_value,
-      0,
-      true,
-      finalize_cb,
-      data,
-      finalize_hint);
-
-  *result = v8impl::JsValueFromV8LocalValue(external_value);
-
-  return napi_clear_last_error(env);
-}
-
-napi_status napi_get_value_external(napi_env env,
-                                    napi_value value,
-                                    void** result) {
-  CHECK_ENV(env);
-  CHECK_ARG(env, value);
-  CHECK_ARG(env, result);
-
-  v8::Local<v8::Value> val = v8impl::V8LocalValueFromJsValue(value);
-  RETURN_STATUS_IF_FALSE(env, val->IsExternal(), napi_invalid_arg);
-
-  v8::Local<v8::External> external_value = val.As<v8::External>();
-  *result = external_value->Value();
-
-  return napi_clear_last_error(env);
-}
-
-// Set initial_refcount to 0 for a weak reference, >0 for a strong reference.
-napi_status napi_create_reference(napi_env env,
-                                  napi_value value,
-                                  uint32_t initial_refcount,
-                                  napi_ref* result) {
-  // Omit NAPI_PREAMBLE and GET_RETURN_STATUS because V8 calls here cannot throw
-  // JS exceptions.
-  CHECK_ENV(env);
-  CHECK_ARG(env, value);
-  CHECK_ARG(env, result);
-
-  v8::Local<v8::Value> v8_value = v8impl::V8LocalValueFromJsValue(value);
-
-  if (!(v8_value->IsObject() || v8_value->IsFunction())) {
-    return napi_set_last_error(env, napi_object_expected);
-  }
-
-  v8impl::Reference* reference =
-      v8impl::Reference::New(env, v8_value, initial_refcount, false);
-
-  *result = reinterpret_cast<napi_ref>(reference);
-  return napi_clear_last_error(env);
-}
-
-// Deletes a reference. The referenced value is released, and may be GC'd unless
-// there are other references to it.
-napi_status napi_delete_reference(napi_env env, napi_ref ref) {
-  // Omit NAPI_PREAMBLE and GET_RETURN_STATUS because V8 calls here cannot throw
-  // JS exceptions.
-  CHECK_ENV(env);
-  CHECK_ARG(env, ref);
-
-  v8impl::Reference::Delete(reinterpret_cast<v8impl::Reference*>(ref));
-
-  return napi_clear_last_error(env);
-}
-
-// Increments the reference count, optionally returning the resulting count.
-// After this call the reference will be a strong reference because its
-// refcount is >0, and the referenced object is effectively "pinned".
-// Calling this when the refcount is 0 and the object is unavailable
-// results in an error.
-napi_status napi_reference_ref(napi_env env, napi_ref ref, uint32_t* result) {
-  // Omit NAPI_PREAMBLE and GET_RETURN_STATUS because V8 calls here cannot throw
-  // JS exceptions.
-  CHECK_ENV(env);
-  CHECK_ARG(env, ref);
-
-  v8impl::Reference* reference = reinterpret_cast<v8impl::Reference*>(ref);
-  uint32_t count = reference->Ref();
-
-  if (result != nullptr) {
-    *result = count;
-  }
-
-  return napi_clear_last_error(env);
-}
-
-// Decrements the reference count, optionally returning the resulting count. If
-// the result is 0 the reference is now weak and the object may be GC'd at any
-// time if there are no other references. Calling this when the refcount is
-// already 0 results in an error.
-napi_status napi_reference_unref(napi_env env, napi_ref ref, uint32_t* result) {
-  // Omit NAPI_PREAMBLE and GET_RETURN_STATUS because V8 calls here cannot throw
-  // JS exceptions.
-  CHECK_ENV(env);
-  CHECK_ARG(env, ref);
-
-  v8impl::Reference* reference = reinterpret_cast<v8impl::Reference*>(ref);
-
-  if (reference->RefCount() == 0) {
-    return napi_set_last_error(env, napi_generic_failure);
-  }
-
-  uint32_t count = reference->Unref();
-
-  if (result != nullptr) {
-    *result = count;
-  }
-
-  return napi_clear_last_error(env);
-}
-
-// Attempts to get a referenced value. If the reference is weak, the value might
-// no longer be available, in that case the call is still successful but the
-// result is NULL.
-napi_status napi_get_reference_value(napi_env env,
-                                     napi_ref ref,
-                                     napi_value* result) {
-  // Omit NAPI_PREAMBLE and GET_RETURN_STATUS because V8 calls here cannot throw
-  // JS exceptions.
-  CHECK_ENV(env);
-  CHECK_ARG(env, ref);
-  CHECK_ARG(env, result);
-
-  v8impl::Reference* reference = reinterpret_cast<v8impl::Reference*>(ref);
-  *result = v8impl::JsValueFromV8LocalValue(reference->Get());
-
-  return napi_clear_last_error(env);
-}
-
-napi_status napi_open_handle_scope(napi_env env, napi_handle_scope* result) {
-  // Omit NAPI_PREAMBLE and GET_RETURN_STATUS because V8 calls here cannot throw
-  // JS exceptions.
-  CHECK_ENV(env);
-  CHECK_ARG(env, result);
-
-  *result = v8impl::JsHandleScopeFromV8HandleScope(
-      new v8impl::HandleScopeWrapper(env->isolate));
-  env->open_handle_scopes++;
-  return napi_clear_last_error(env);
-}
-
-napi_status napi_close_handle_scope(napi_env env, napi_handle_scope scope) {
-  // Omit NAPI_PREAMBLE and GET_RETURN_STATUS because V8 calls here cannot throw
-  // JS exceptions.
-  CHECK_ENV(env);
-  CHECK_ARG(env, scope);
-  if (env->open_handle_scopes == 0) {
-    return napi_handle_scope_mismatch;
-  }
-
-  env->open_handle_scopes--;
-  delete v8impl::V8HandleScopeFromJsHandleScope(scope);
-  return napi_clear_last_error(env);
-}
-
-napi_status napi_open_escapable_handle_scope(
-    napi_env env,
-    napi_escapable_handle_scope* result) {
-  // Omit NAPI_PREAMBLE and GET_RETURN_STATUS because V8 calls here cannot throw
-  // JS exceptions.
-  CHECK_ENV(env);
-  CHECK_ARG(env, result);
-
-  *result = v8impl::JsEscapableHandleScopeFromV8EscapableHandleScope(
-      new v8impl::EscapableHandleScopeWrapper(env->isolate));
-  env->open_handle_scopes++;
-  return napi_clear_last_error(env);
-}
-
-napi_status napi_close_escapable_handle_scope(
-    napi_env env,
-    napi_escapable_handle_scope scope) {
-  // Omit NAPI_PREAMBLE and GET_RETURN_STATUS because V8 calls here cannot throw
-  // JS exceptions.
-  CHECK_ENV(env);
-  CHECK_ARG(env, scope);
-  if (env->open_handle_scopes == 0) {
-    return napi_handle_scope_mismatch;
-  }
-
-  delete v8impl::V8EscapableHandleScopeFromJsEscapableHandleScope(scope);
-  env->open_handle_scopes--;
-  return napi_clear_last_error(env);
-}
-
-napi_status napi_escape_handle(napi_env env,
-                               napi_escapable_handle_scope scope,
-                               napi_value escapee,
-                               napi_value* result) {
-  // Omit NAPI_PREAMBLE and GET_RETURN_STATUS because V8 calls here cannot throw
-  // JS exceptions.
-  CHECK_ENV(env);
-  CHECK_ARG(env, scope);
-  CHECK_ARG(env, escapee);
-  CHECK_ARG(env, result);
-
-  v8impl::EscapableHandleScopeWrapper* s =
-      v8impl::V8EscapableHandleScopeFromJsEscapableHandleScope(scope);
-  if (!s->escape_called()) {
-    *result = v8impl::JsValueFromV8LocalValue(
-        s->Escape(v8impl::V8LocalValueFromJsValue(escapee)));
-    return napi_clear_last_error(env);
-  }
-  return napi_set_last_error(env, napi_escape_called_twice);
-}
-
-napi_status napi_new_instance(napi_env env,
-                              napi_value constructor,
-                              size_t argc,
-                              const napi_value* argv,
-                              napi_value* result) {
-  NAPI_PREAMBLE(env);
-  CHECK_ARG(env, constructor);
-  if (argc > 0) {
-    CHECK_ARG(env, argv);
-  }
-  CHECK_ARG(env, result);
-
-  v8::Isolate* isolate = env->isolate;
-  v8::Local<v8::Context> context = isolate->GetCurrentContext();
-
-  v8::Local<v8::Function> ctor;
-  CHECK_TO_FUNCTION(env, ctor, constructor);
-
-  auto maybe = ctor->NewInstance(context, argc,
-    reinterpret_cast<v8::Local<v8::Value>*>(const_cast<napi_value*>(argv)));
-
-  CHECK_MAYBE_EMPTY(env, maybe, napi_generic_failure);
-
-  *result = v8impl::JsValueFromV8LocalValue(maybe.ToLocalChecked());
-  return GET_RETURN_STATUS(env);
-}
-
-napi_status napi_instanceof(napi_env env,
-                            napi_value object,
-                            napi_value constructor,
-                            bool* result) {
-  NAPI_PREAMBLE(env);
-  CHECK_ARG(env, object);
-  CHECK_ARG(env, result);
-
-  *result = false;
-
-  v8::Local<v8::Object> ctor;
-  v8::Isolate* isolate = env->isolate;
-  v8::Local<v8::Context> context = isolate->GetCurrentContext();
-
-  CHECK_TO_OBJECT(env, context, ctor, constructor);
-
-  if (!ctor->IsFunction()) {
-    napi_throw_type_error(env,
-                          "ERR_NAPI_CONS_FUNCTION",
-                          "Constructor must be a function");
-
-    return napi_set_last_error(env, napi_function_expected);
-  }
-
-  if (env->has_instance_available) {
-    napi_value value, js_result = nullptr, has_instance = nullptr;
-    napi_status status = napi_generic_failure;
-    napi_valuetype value_type;
-
-    // Get "Symbol" from the global object
-    if (env->has_instance.IsEmpty()) {
-      status = napi_get_global(env, &value);
-      if (status != napi_ok) return status;
-      status = napi_get_named_property(env, value, "Symbol", &value);
-      if (status != napi_ok) return status;
-      status = napi_typeof(env, value, &value_type);
-      if (status != napi_ok) return status;
-
-      // Get "hasInstance" from Symbol
-      if (value_type == napi_function) {
-        status = napi_get_named_property(env, value, "hasInstance", &value);
-        if (status != napi_ok) return status;
-        status = napi_typeof(env, value, &value_type);
-        if (status != napi_ok) return status;
-
-        // Store Symbol.hasInstance in a global persistent reference
-        if (value_type == napi_symbol) {
-          env->has_instance.Reset(env->isolate,
-              v8impl::V8LocalValueFromJsValue(value));
-          has_instance = value;
-        }
-      }
-    } else {
-      has_instance = v8impl::JsValueFromV8LocalValue(
-          v8::Local<v8::Value>::New(env->isolate, env->has_instance));
-    }
-
-    if (has_instance) {
-      status = napi_get_property(env, constructor, has_instance, &value);
-      if (status != napi_ok) return status;
-      status = napi_typeof(env, value, &value_type);
-      if (status != napi_ok) return status;
-
-      // Call the function to determine whether the object is an instance of the
-      // constructor
-      if (value_type == napi_function) {
-        status = napi_call_function(env, constructor, value, 1, &object,
-          &js_result);
-        if (status != napi_ok) return status;
-        return napi_get_value_bool(env, js_result, result);
-      }
-    }
-
-    env->has_instance_available = false;
-  }
-
-  // If running constructor[Symbol.hasInstance](object) did not work, we perform
-  // a traditional instanceof (early Node.js 6.x).
-
-  v8::Local<v8::String> prototype_string;
-  CHECK_NEW_FROM_UTF8(env, prototype_string, "prototype");
-
-  auto maybe_prototype = ctor->Get(context, prototype_string);
-  CHECK_MAYBE_EMPTY(env, maybe_prototype, napi_generic_failure);
-
-  v8::Local<v8::Value> prototype_property = maybe_prototype.ToLocalChecked();
-  if (!prototype_property->IsObject()) {
-    napi_throw_type_error(
-        env,
-        "ERR_NAPI_CONS_PROTOTYPE_OBJECT",
-        "Constructor.prototype must be an object");
-
-    return napi_set_last_error(env, napi_object_expected);
-  }
-
-  auto maybe_ctor = prototype_property->ToObject(context);
-  CHECK_MAYBE_EMPTY(env, maybe_ctor, napi_generic_failure);
-  ctor = maybe_ctor.ToLocalChecked();
-
-  v8::Local<v8::Value> current_obj = v8impl::V8LocalValueFromJsValue(object);
-  if (!current_obj->StrictEquals(ctor)) {
-    for (v8::Local<v8::Value> original_obj = current_obj;
-         !(current_obj->IsNull() || current_obj->IsUndefined());) {
-      if (current_obj->StrictEquals(ctor)) {
-        *result = !(original_obj->IsNumber() ||
-                    original_obj->IsBoolean() ||
-                    original_obj->IsString());
-        break;
-      }
-      v8::Local<v8::Object> obj;
-      CHECK_TO_OBJECT(env, context, obj, v8impl::JsValueFromV8LocalValue(
-        current_obj));
-      current_obj = obj->GetPrototype();
-    }
-  }
-
-  return GET_RETURN_STATUS(env);
-}
-
-napi_status napi_async_init(napi_env env,
-                            napi_value async_resource,
-                            napi_value async_resource_name,
-                            napi_async_context* result) {
-  CHECK_ENV(env);
-  CHECK_ARG(env, async_resource_name);
-  CHECK_ARG(env, result);
-
-  v8::Isolate* isolate = env->isolate;
-  v8::Local<v8::Context> context = isolate->GetCurrentContext();
-
-  v8::Local<v8::Object> v8_resource;
-  if (async_resource != nullptr) {
-    CHECK_TO_OBJECT(env, context, v8_resource, async_resource);
-  } else {
-    v8_resource = v8::Object::New(isolate);
-  }
-
-  v8::Local<v8::String> v8_resource_name;
-  CHECK_TO_STRING(env, context, v8_resource_name, async_resource_name);
-
-  // TODO(jasongin): Consider avoiding allocation here by using
-  // a tagged pointer with 2×31 bit fields instead.
-  node::async_context* async_context = new node::async_context();
-
-  *async_context = node::EmitAsyncInit(isolate, v8_resource, v8_resource_name);
-  *result = reinterpret_cast<napi_async_context>(async_context);
-
-  return napi_clear_last_error(env);
-}
-
-napi_status napi_async_destroy(napi_env env,
-                               napi_async_context async_context) {
-  CHECK_ENV(env);
-  CHECK_ARG(env, async_context);
-
-  v8::Isolate* isolate = env->isolate;
-  node::async_context* node_async_context =
-      reinterpret_cast<node::async_context*>(async_context);
-  node::EmitAsyncDestroy(isolate, *node_async_context);
-
-  delete node_async_context;
-
-  return napi_clear_last_error(env);
-}
-
-napi_status napi_make_callback(napi_env env,
-                               napi_async_context async_context,
-                               napi_value recv,
-                               napi_value func,
-                               size_t argc,
-                               const napi_value* argv,
-                               napi_value* result) {
-  NAPI_PREAMBLE(env);
-  CHECK_ARG(env, recv);
-  if (argc > 0) {
-    CHECK_ARG(env, argv);
-  }
-
-  v8::Isolate* isolate = env->isolate;
-  v8::Local<v8::Context> context = isolate->GetCurrentContext();
-
-  v8::Local<v8::Object> v8recv;
-  CHECK_TO_OBJECT(env, context, v8recv, recv);
-
-  v8::Local<v8::Function> v8func;
-  CHECK_TO_FUNCTION(env, v8func, func);
-
-  node::async_context* node_async_context =
-    reinterpret_cast<node::async_context*>(async_context);
-  if (node_async_context == nullptr) {
-    static node::async_context empty_context = { 0, 0 };
-    node_async_context = &empty_context;
-  }
-
-  v8::MaybeLocal<v8::Value> callback_result = node::MakeCallback(
-      isolate, v8recv, v8func, argc,
-      reinterpret_cast<v8::Local<v8::Value>*>(const_cast<napi_value*>(argv)),
-      *node_async_context);
-  CHECK_MAYBE_EMPTY(env, callback_result, napi_generic_failure);
-
-  if (result != nullptr) {
-    *result = v8impl::JsValueFromV8LocalValue(
-        callback_result.ToLocalChecked());
-  }
-
-  return GET_RETURN_STATUS(env);
-}
-
-// Methods to support catching exceptions
-napi_status napi_is_exception_pending(napi_env env, bool* result) {
-  // NAPI_PREAMBLE is not used here: this function must execute when there is a
-  // pending exception.
-  CHECK_ENV(env);
-  CHECK_ARG(env, result);
-
-  *result = !env->last_exception.IsEmpty();
-  return napi_clear_last_error(env);
-}
-
-napi_status napi_get_and_clear_last_exception(napi_env env,
-                                              napi_value* result) {
-  // NAPI_PREAMBLE is not used here: this function must execute when there is a
-  // pending exception.
-  CHECK_ENV(env);
-  CHECK_ARG(env, result);
-
-  if (env->last_exception.IsEmpty()) {
-    return napi_get_undefined(env, result);
-  } else {
-    *result = v8impl::JsValueFromV8LocalValue(
-      v8::Local<v8::Value>::New(env->isolate, env->last_exception));
-    env->last_exception.Reset();
-  }
-
-  return napi_clear_last_error(env);
-}
-
-napi_status napi_create_buffer(napi_env env,
-                               size_t length,
-                               void** data,
-                               napi_value* result) {
-  NAPI_PREAMBLE(env);
-  CHECK_ARG(env, result);
-
-  auto maybe = node::Buffer::New(env->isolate, length);
-
-  CHECK_MAYBE_EMPTY(env, maybe, napi_generic_failure);
-
-  v8::Local<v8::Object> buffer = maybe.ToLocalChecked();
-
-  *result = v8impl::JsValueFromV8LocalValue(buffer);
-
-  if (data != nullptr) {
-    *data = node::Buffer::Data(buffer);
-  }
-
-  return GET_RETURN_STATUS(env);
-}
-
-napi_status napi_create_external_buffer(napi_env env,
-                                        size_t length,
-                                        void* data,
-                                        napi_finalize finalize_cb,
-                                        void* finalize_hint,
-                                        napi_value* result) {
-  NAPI_PREAMBLE(env);
-  CHECK_ARG(env, result);
-
-  v8::Isolate* isolate = env->isolate;
-
-  // The finalizer object will delete itself after invoking the callback.
-  v8impl::Finalizer* finalizer = v8impl::Finalizer::New(
-    env, finalize_cb, nullptr, finalize_hint);
-
-  auto maybe = node::Buffer::New(isolate,
-                                 static_cast<char*>(data),
-                                 length,
-                                 v8impl::Finalizer::FinalizeBufferCallback,
-                                 finalizer);
-
-  CHECK_MAYBE_EMPTY(env, maybe, napi_generic_failure);
-
-  *result = v8impl::JsValueFromV8LocalValue(maybe.ToLocalChecked());
-  return GET_RETURN_STATUS(env);
-  // Tell coverity that 'finalizer' should not be freed when we return
-  // as it will be deleted when the buffer to which it is associated
-  // is finalized.
-  // coverity[leaked_storage]
-}
-
-napi_status napi_create_buffer_copy(napi_env env,
-                                    size_t length,
-                                    const void* data,
-                                    void** result_data,
-                                    napi_value* result) {
-  NAPI_PREAMBLE(env);
-  CHECK_ARG(env, result);
-
-  auto maybe = node::Buffer::Copy(env->isolate,
-    static_cast<const char*>(data), length);
-
-  CHECK_MAYBE_EMPTY(env, maybe, napi_generic_failure);
-
-  v8::Local<v8::Object> buffer = maybe.ToLocalChecked();
-  *result = v8impl::JsValueFromV8LocalValue(buffer);
-
-  if (result_data != nullptr) {
-    *result_data = node::Buffer::Data(buffer);
-  }
-
-  return GET_RETURN_STATUS(env);
-}
-
-napi_status napi_is_buffer(napi_env env, napi_value value, bool* result) {
-  CHECK_ENV(env);
-  CHECK_ARG(env, value);
-  CHECK_ARG(env, result);
-
-  *result = node::Buffer::HasInstance(v8impl::V8LocalValueFromJsValue(value));
-  return napi_clear_last_error(env);
-}
-
-napi_status napi_get_buffer_info(napi_env env,
-                                 napi_value value,
-                                 void** data,
-                                 size_t* length) {
-  CHECK_ENV(env);
-  CHECK_ARG(env, value);
-
-  v8::Local<v8::Value> buffer = v8impl::V8LocalValueFromJsValue(value);
-
-  if (data != nullptr) {
-    *data = node::Buffer::Data(buffer);
-  }
-  if (length != nullptr) {
-    *length = node::Buffer::Length(buffer);
-  }
-
-  return napi_clear_last_error(env);
-}
-
-napi_status napi_is_arraybuffer(napi_env env, napi_value value, bool* result) {
-  CHECK_ENV(env);
-  CHECK_ARG(env, value);
-  CHECK_ARG(env, result);
-
-  v8::Local<v8::Value> val = v8impl::V8LocalValueFromJsValue(value);
-  *result = val->IsArrayBuffer();
-
-  return napi_clear_last_error(env);
-}
-
-napi_status napi_create_arraybuffer(napi_env env,
-                                    size_t byte_length,
-                                    void** data,
-                                    napi_value* result) {
-  NAPI_PREAMBLE(env);
-  CHECK_ARG(env, result);
-
-  v8::Isolate* isolate = env->isolate;
-  v8::Local<v8::ArrayBuffer> buffer =
-      v8::ArrayBuffer::New(isolate, byte_length);
-
-  // Optionally return a pointer to the buffer's data, to avoid another call to
-  // retrieve it.
-  if (data != nullptr) {
-    *data = buffer->GetContents().Data();
-  }
-
-  *result = v8impl::JsValueFromV8LocalValue(buffer);
-  return GET_RETURN_STATUS(env);
-}
-
-napi_status napi_create_external_arraybuffer(napi_env env,
-                                             void* external_data,
-                                             size_t byte_length,
-                                             napi_finalize finalize_cb,
-                                             void* finalize_hint,
-                                             napi_value* result) {
-  NAPI_PREAMBLE(env);
-  CHECK_ARG(env, result);
-
-  v8::Isolate* isolate = env->isolate;
-  v8::Local<v8::ArrayBuffer> buffer =
-      v8::ArrayBuffer::New(isolate, external_data, byte_length);
-
-  if (finalize_cb != nullptr) {
-    // Create a self-deleting weak reference that invokes the finalizer
-    // callback.
-    v8impl::Reference::New(env,
-        buffer,
-        0,
-        true,
-        finalize_cb,
-        external_data,
-        finalize_hint);
-  }
-
-  *result = v8impl::JsValueFromV8LocalValue(buffer);
-  return GET_RETURN_STATUS(env);
-}
-
-napi_status napi_get_arraybuffer_info(napi_env env,
-                                      napi_value arraybuffer,
-                                      void** data,
-                                      size_t* byte_length) {
-  CHECK_ENV(env);
-  CHECK_ARG(env, arraybuffer);
-
-  v8::Local<v8::Value> value = v8impl::V8LocalValueFromJsValue(arraybuffer);
-  RETURN_STATUS_IF_FALSE(env, value->IsArrayBuffer(), napi_invalid_arg);
-
-  v8::ArrayBuffer::Contents contents =
-      value.As<v8::ArrayBuffer>()->GetContents();
-
-  if (data != nullptr) {
-    *data = contents.Data();
-  }
-
-  if (byte_length != nullptr) {
-    *byte_length = contents.ByteLength();
-  }
-
-  return napi_clear_last_error(env);
-}
-
-napi_status napi_is_typedarray(napi_env env, napi_value value, bool* result) {
-  CHECK_ENV(env);
-  CHECK_ARG(env, value);
-  CHECK_ARG(env, result);
-
-  v8::Local<v8::Value> val = v8impl::V8LocalValueFromJsValue(value);
-  *result = val->IsTypedArray();
-
-  return napi_clear_last_error(env);
-}
-
-napi_status napi_create_typedarray(napi_env env,
-                                   napi_typedarray_type type,
-                                   size_t length,
-                                   napi_value arraybuffer,
-                                   size_t byte_offset,
-                                   napi_value* result) {
-  NAPI_PREAMBLE(env);
-  CHECK_ARG(env, arraybuffer);
-  CHECK_ARG(env, result);
-
-  v8::Local<v8::Value> value = v8impl::V8LocalValueFromJsValue(arraybuffer);
-  RETURN_STATUS_IF_FALSE(env, value->IsArrayBuffer(), napi_invalid_arg);
-
-  v8::Local<v8::ArrayBuffer> buffer = value.As<v8::ArrayBuffer>();
-  v8::Local<v8::TypedArray> typedArray;
-
-  switch (type) {
-    case napi_int8_array:
-      CREATE_TYPED_ARRAY(
-          env, Int8Array, 1, buffer, byte_offset, length, typedArray);
-      break;
-    case napi_uint8_array:
-      CREATE_TYPED_ARRAY(
-          env, Uint8Array, 1, buffer, byte_offset, length, typedArray);
-      break;
-    case napi_uint8_clamped_array:
-      CREATE_TYPED_ARRAY(
-          env, Uint8ClampedArray, 1, buffer, byte_offset, length, typedArray);
-      break;
-    case napi_int16_array:
-      CREATE_TYPED_ARRAY(
-          env, Int16Array, 2, buffer, byte_offset, length, typedArray);
-      break;
-    case napi_uint16_array:
-      CREATE_TYPED_ARRAY(
-          env, Uint16Array, 2, buffer, byte_offset, length, typedArray);
-      break;
-    case napi_int32_array:
-      CREATE_TYPED_ARRAY(
-          env, Int32Array, 4, buffer, byte_offset, length, typedArray);
-      break;
-    case napi_uint32_array:
-      CREATE_TYPED_ARRAY(
-          env, Uint32Array, 4, buffer, byte_offset, length, typedArray);
-      break;
-    case napi_float32_array:
-      CREATE_TYPED_ARRAY(
-          env, Float32Array, 4, buffer, byte_offset, length, typedArray);
-      break;
-    case napi_float64_array:
-      CREATE_TYPED_ARRAY(
-          env, Float64Array, 8, buffer, byte_offset, length, typedArray);
-      break;
-    default:
-      return napi_set_last_error(env, napi_invalid_arg);
-  }
-
-  *result = v8impl::JsValueFromV8LocalValue(typedArray);
-  return GET_RETURN_STATUS(env);
-}
-
-napi_status napi_get_typedarray_info(napi_env env,
-                                     napi_value typedarray,
-                                     napi_typedarray_type* type,
-                                     size_t* length,
-                                     void** data,
-                                     napi_value* arraybuffer,
-                                     size_t* byte_offset) {
-  CHECK_ENV(env);
-  CHECK_ARG(env, typedarray);
-
-  v8::Local<v8::Value> value = v8impl::V8LocalValueFromJsValue(typedarray);
-  RETURN_STATUS_IF_FALSE(env, value->IsTypedArray(), napi_invalid_arg);
-
-  v8::Local<v8::TypedArray> array = value.As<v8::TypedArray>();
-
-  if (type != nullptr) {
-    if (value->IsInt8Array()) {
-      *type = napi_int8_array;
-    } else if (value->IsUint8Array()) {
-      *type = napi_uint8_array;
-    } else if (value->IsUint8ClampedArray()) {
-      *type = napi_uint8_clamped_array;
-    } else if (value->IsInt16Array()) {
-      *type = napi_int16_array;
-    } else if (value->IsUint16Array()) {
-      *type = napi_uint16_array;
-    } else if (value->IsInt32Array()) {
-      *type = napi_int32_array;
-    } else if (value->IsUint32Array()) {
-      *type = napi_uint32_array;
-    } else if (value->IsFloat32Array()) {
-      *type = napi_float32_array;
-    } else if (value->IsFloat64Array()) {
-      *type = napi_float64_array;
-    }
-  }
-
-  if (length != nullptr) {
-    *length = array->Length();
-  }
-
-  v8::Local<v8::ArrayBuffer> buffer = array->Buffer();
-  if (data != nullptr) {
-    *data = static_cast<uint8_t*>(buffer->GetContents().Data()) +
-            array->ByteOffset();
-  }
-
-  if (arraybuffer != nullptr) {
-    *arraybuffer = v8impl::JsValueFromV8LocalValue(buffer);
-  }
-
-  if (byte_offset != nullptr) {
-    *byte_offset = array->ByteOffset();
-  }
-
-  return napi_clear_last_error(env);
-}
-
-napi_status napi_create_dataview(napi_env env,
-                                 size_t byte_length,
-                                 napi_value arraybuffer,
-                                 size_t byte_offset,
-                                 napi_value* result) {
-  NAPI_PREAMBLE(env);
-  CHECK_ARG(env, arraybuffer);
-  CHECK_ARG(env, result);
-
-  v8::Local<v8::Value> value = v8impl::V8LocalValueFromJsValue(arraybuffer);
-  RETURN_STATUS_IF_FALSE(env, value->IsArrayBuffer(), napi_invalid_arg);
-
-  v8::Local<v8::ArrayBuffer> buffer = value.As<v8::ArrayBuffer>();
-  if (byte_length + byte_offset > buffer->ByteLength()) {
-    napi_throw_range_error(
-        env,
-        "ERR_NAPI_INVALID_DATAVIEW_ARGS",
-        "byte_offset + byte_length should be less than or "
-        "equal to the size in bytes of the array passed in");
-    return napi_set_last_error(env, napi_generic_failure);
-  }
-  v8::Local<v8::DataView> DataView = v8::DataView::New(buffer, byte_offset,
-                                                       byte_length);
-
-  *result = v8impl::JsValueFromV8LocalValue(DataView);
-  return GET_RETURN_STATUS(env);
-}
-
-napi_status napi_is_dataview(napi_env env, napi_value value, bool* result) {
-  CHECK_ENV(env);
-  CHECK_ARG(env, value);
-  CHECK_ARG(env, result);
-
-  v8::Local<v8::Value> val = v8impl::V8LocalValueFromJsValue(value);
-  *result = val->IsDataView();
-
-  return napi_clear_last_error(env);
-}
-
-napi_status napi_get_dataview_info(napi_env env,
-                                   napi_value dataview,
-                                   size_t* byte_length,
-                                   void** data,
-                                   napi_value* arraybuffer,
-                                   size_t* byte_offset) {
-  CHECK_ENV(env);
-  CHECK_ARG(env, dataview);
-
-  v8::Local<v8::Value> value = v8impl::V8LocalValueFromJsValue(dataview);
-  RETURN_STATUS_IF_FALSE(env, value->IsDataView(), napi_invalid_arg);
-
-  v8::Local<v8::DataView> array = value.As<v8::DataView>();
-
-  if (byte_length != nullptr) {
-    *byte_length = array->ByteLength();
-  }
-
-  v8::Local<v8::ArrayBuffer> buffer = array->Buffer();
-  if (data != nullptr) {
-    *data = static_cast<uint8_t*>(buffer->GetContents().Data()) +
-            array->ByteOffset();
-  }
-
-  if (arraybuffer != nullptr) {
-    *arraybuffer = v8impl::JsValueFromV8LocalValue(buffer);
-  }
-
-  if (byte_offset != nullptr) {
-    *byte_offset = array->ByteOffset();
-  }
-
-  return napi_clear_last_error(env);
-}
-
-napi_status napi_get_version(napi_env env, uint32_t* result) {
-  CHECK_ENV(env);
-  CHECK_ARG(env, result);
-  *result = NAPI_VERSION;
-  return napi_clear_last_error(env);
-}
-
-napi_status napi_get_node_version(napi_env env,
-                                  const napi_node_version** result) {
-  CHECK_ENV(env);
-  CHECK_ARG(env, result);
-  static const napi_node_version version = {
-    NODE_MAJOR_VERSION,
-    NODE_MINOR_VERSION,
-    NODE_PATCH_VERSION,
-    NODE_RELEASE
-  };
-  *result = &version;
-  return napi_clear_last_error(env);
-}
-
-napi_status napi_adjust_external_memory(napi_env env,
-                                        int64_t change_in_bytes,
-                                        int64_t* adjusted_value) {
-  CHECK_ENV(env);
-  CHECK_ARG(env, adjusted_value);
-
-  *adjusted_value = env->isolate->AdjustAmountOfExternalAllocatedMemory(
-      change_in_bytes);
-
-  return napi_clear_last_error(env);
-}
-
-namespace {
-namespace uvimpl {
-
-static napi_status ConvertUVErrorCode(int code) {
-  switch (code) {
-  case 0:
-    return napi_ok;
-  case UV_EINVAL:
-    return napi_invalid_arg;
-  case UV_ECANCELED:
-    return napi_cancelled;
-  }
-
-  return napi_generic_failure;
-}
-
-// Wrapper around uv_work_t which calls user-provided callbacks.
-class Work : public node::AsyncResource {
- private:
-  explicit Work(napi_env env,
-                v8::Local<v8::Object> async_resource,
-                v8::Local<v8::String> async_resource_name,
-                napi_async_execute_callback execute,
-                napi_async_complete_callback complete = nullptr,
-                void* data = nullptr)
-    : AsyncResource(env->isolate,
-                    async_resource,
-                    *v8::String::Utf8Value(async_resource_name)),
-    _env(env),
-    _data(data),
-    _execute(execute),
-    _complete(complete) {
-    memset(&_request, 0, sizeof(_request));
-    _request.data = this;
-  }
-
-  ~Work() { }
-
- public:
-  static Work* New(napi_env env,
-                   v8::Local<v8::Object> async_resource,
-                   v8::Local<v8::String> async_resource_name,
-                   napi_async_execute_callback execute,
-                   napi_async_complete_callback complete,
-                   void* data) {
-    return new Work(env, async_resource, async_resource_name,
-                    execute, complete, data);
-  }
-
-  static void Delete(Work* work) {
-    delete work;
-  }
-
-  static void ExecuteCallback(uv_work_t* req) {
-    Work* work = static_cast<Work*>(req->data);
-    work->_execute(work->_env, work->_data);
-  }
-
-  static void CompleteCallback(uv_work_t* req, int status) {
-    Work* work = static_cast<Work*>(req->data);
-
-    if (work->_complete != nullptr) {
-      napi_env env = work->_env;
-
-      // Establish a handle scope here so that every callback doesn't have to.
-      // Also it is needed for the exception-handling below.
-      v8::HandleScope scope(env->isolate);
-      CallbackScope callback_scope(work);
-
-      NAPI_CALL_INTO_MODULE(env,
-          work->_complete(env, ConvertUVErrorCode(status), work->_data),
-          [env] (v8::Local<v8::Value> local_err) {
-            // If there was an unhandled exception in the complete callback,
-            // report it as a fatal exception. (There is no JavaScript on the
-            // callstack that can possibly handle it.)
-            v8impl::trigger_fatal_exception(env, local_err);
-          });
-
-      // Note: Don't access `work` after this point because it was
-      // likely deleted by the complete callback.
-    }
-  }
-
-  uv_work_t* Request() {
-    return &_request;
-  }
-
- private:
-  napi_env _env;
-  void* _data;
-  uv_work_t _request;
-  napi_async_execute_callback _execute;
-  napi_async_complete_callback _complete;
-};
-
-}  // end of namespace uvimpl
-}  // end of anonymous namespace
-
-#define CALL_UV(env, condition)                                         \
-  do {                                                                  \
-    int result = (condition);                                           \
-    napi_status status = uvimpl::ConvertUVErrorCode(result);            \
-    if (status != napi_ok) {                                            \
-      return napi_set_last_error(env, status, result);                  \
-    }                                                                   \
-  } while (0)
-
-napi_status napi_create_async_work(napi_env env,
-                                   napi_value async_resource,
-                                   napi_value async_resource_name,
-                                   napi_async_execute_callback execute,
-                                   napi_async_complete_callback complete,
-                                   void* data,
-                                   napi_async_work* result) {
-  CHECK_ENV(env);
-  CHECK_ARG(env, execute);
-  CHECK_ARG(env, result);
-
-  v8::Local<v8::Context> context = env->isolate->GetCurrentContext();
-
-  v8::Local<v8::Object> resource;
-  if (async_resource != nullptr) {
-    CHECK_TO_OBJECT(env, context, resource, async_resource);
-  } else {
-    resource = v8::Object::New(env->isolate);
-  }
-
-  v8::Local<v8::String> resource_name;
-  CHECK_TO_STRING(env, context, resource_name, async_resource_name);
-
-  uvimpl::Work* work =
-      uvimpl::Work::New(env, resource, resource_name,
-                        execute, complete, data);
-
-  *result = reinterpret_cast<napi_async_work>(work);
-
-  return napi_clear_last_error(env);
-}
-
-napi_status napi_delete_async_work(napi_env env, napi_async_work work) {
-  CHECK_ENV(env);
-  CHECK_ARG(env, work);
-
-  uvimpl::Work::Delete(reinterpret_cast<uvimpl::Work*>(work));
-
-  return napi_clear_last_error(env);
-}
-
-napi_status napi_queue_async_work(napi_env env, napi_async_work work) {
-  CHECK_ENV(env);
-  CHECK_ARG(env, work);
-
-  // Consider: Encapsulate the uv_loop_t into an opaque pointer parameter.
-  // Currently the environment event loop is the same as the UV default loop.
-  // Someday (if node ever supports multiple isolates), it may be better to get
-  // the loop from node::Environment::GetCurrent(env->isolate)->event_loop();
-  uv_loop_t* event_loop = uv_default_loop();
-
-  uvimpl::Work* w = reinterpret_cast<uvimpl::Work*>(work);
-
-  CALL_UV(env, uv_queue_work(event_loop,
-                             w->Request(),
-                             uvimpl::Work::ExecuteCallback,
-                             uvimpl::Work::CompleteCallback));
-
-  return napi_clear_last_error(env);
-}
-
-napi_status napi_cancel_async_work(napi_env env, napi_async_work work) {
-  CHECK_ENV(env);
-  CHECK_ARG(env, work);
-
-  uvimpl::Work* w = reinterpret_cast<uvimpl::Work*>(work);
-
-  CALL_UV(env, uv_cancel(reinterpret_cast<uv_req_t*>(w->Request())));
-
-  return napi_clear_last_error(env);
-}
-
-napi_status napi_create_promise(napi_env env,
-                                napi_deferred* deferred,
-                                napi_value* promise) {
-  NAPI_PREAMBLE(env);
-  CHECK_ARG(env, deferred);
-  CHECK_ARG(env, promise);
-
-  auto maybe = v8::Promise::Resolver::New(env->isolate->GetCurrentContext());
-  CHECK_MAYBE_EMPTY(env, maybe, napi_generic_failure);
-
-  auto v8_resolver = maybe.ToLocalChecked();
-  auto v8_deferred = new v8::Persistent<v8::Value>();
-  v8_deferred->Reset(env->isolate, v8_resolver);
-
-  *deferred = v8impl::JsDeferredFromV8Persistent(v8_deferred);
-  *promise = v8impl::JsValueFromV8LocalValue(v8_resolver->GetPromise());
-  return GET_RETURN_STATUS(env);
-}
-
-napi_status napi_resolve_deferred(napi_env env,
-                                  napi_deferred deferred,
-                                  napi_value resolution) {
-  return v8impl::ConcludeDeferred(env, deferred, resolution, true);
-}
-
-napi_status napi_reject_deferred(napi_env env,
-                                 napi_deferred deferred,
-                                 napi_value resolution) {
-  return v8impl::ConcludeDeferred(env, deferred, resolution, false);
-}
-
-napi_status napi_is_promise(napi_env env,
-                            napi_value promise,
-                            bool* is_promise) {
-  CHECK_ENV(env);
-  CHECK_ARG(env, promise);
-  CHECK_ARG(env, is_promise);
-
-  *is_promise = v8impl::V8LocalValueFromJsValue(promise)->IsPromise();
-
-  return napi_clear_last_error(env);
-}
-
-napi_status napi_run_script(napi_env env,
-                            napi_value script,
-                            napi_value* result) {
-  NAPI_PREAMBLE(env);
-  CHECK_ARG(env, script);
-  CHECK_ARG(env, result);
-
-  v8::Local<v8::Value> v8_script = v8impl::V8LocalValueFromJsValue(script);
-
-  if (!v8_script->IsString()) {
-    return napi_set_last_error(env, napi_string_expected);
-  }
-
-  v8::Local<v8::Context> context = env->isolate->GetCurrentContext();
-
-  auto maybe_script = v8::Script::Compile(context,
-      v8::Local<v8::String>::Cast(v8_script));
-  CHECK_MAYBE_EMPTY(env, maybe_script, napi_generic_failure);
-
-  auto script_result =
-      maybe_script.ToLocalChecked()->Run(context);
-  CHECK_MAYBE_EMPTY(env, script_result, napi_generic_failure);
-
-  *result = v8impl::JsValueFromV8LocalValue(script_result.ToLocalChecked());
-  return GET_RETURN_STATUS(env);
-}
diff --git a/node_modules/node-addon-api/src/node_api.gyp b/node_modules/node-addon-api/src/node_api.gyp
deleted file mode 100644
index 3de7da1..0000000
--- a/node_modules/node-addon-api/src/node_api.gyp
+++ /dev/null
@@ -1,21 +0,0 @@
-{
-  'targets': [
-    {
-      'target_name': 'nothing',
-      'type': 'static_library',
-      'sources': [ 'nothing.c' ]
-    },
-    {
-      'target_name': 'node-api',
-      'type': 'static_library',
-      'sources': [
-        'node_api.cc',
-        'node_internals.cc',
-      ],
-      'defines': [
-         'EXTERNAL_NAPI',
-      ],
-      'cflags_cc': ['-fvisibility=hidden']
-    }
-  ]
-}
diff --git a/node_modules/node-addon-api/src/node_api.h b/node_modules/node-addon-api/src/node_api.h
deleted file mode 100644
index 27028f7..0000000
--- a/node_modules/node-addon-api/src/node_api.h
+++ /dev/null
@@ -1,588 +0,0 @@
-/******************************************************************************
- * Experimental prototype for demonstrating VM agnostic and ABI stable API
- * for native modules to use instead of using Nan and V8 APIs directly.
- *
- * The current status is "Experimental" and should not be used for
- * production applications.  The API is still subject to change
- * and as an experimental feature is NOT subject to semver.
- *
- ******************************************************************************/
-#ifndef SRC_NODE_API_H_
-#define SRC_NODE_API_H_
-
-#include <stddef.h>
-#include <stdbool.h>
-#include "node_api_types.h"
-
-#ifdef _WIN32
-  #ifdef BUILDING_NODE_EXTENSION
-    #ifdef EXTERNAL_NAPI
-      // Building external N-API, or native module against external N-API
-      #define NAPI_EXTERN /* nothing */
-    #else
-      // Building native module against node with built-in N-API
-      #define NAPI_EXTERN __declspec(dllimport)
-    #endif
-  #else
-    // Building node with built-in N-API
-    #define NAPI_EXTERN __declspec(dllexport)
-  #endif
-#else
-  #define NAPI_EXTERN /* nothing */
-#endif
-
-#ifdef _WIN32
-# define NAPI_MODULE_EXPORT __declspec(dllexport)
-#else
-# define NAPI_MODULE_EXPORT __attribute__((visibility("default")))
-#endif
-
-#ifdef __GNUC__
-#define NAPI_NO_RETURN __attribute__((noreturn))
-#else
-#define NAPI_NO_RETURN
-#endif
-
-
-typedef napi_value (*napi_addon_register_func)(napi_env env,
-                                               napi_value exports);
-
-typedef struct {
-  int nm_version;
-  unsigned int nm_flags;
-  const char* nm_filename;
-  napi_addon_register_func nm_register_func;
-  const char* nm_modname;
-  void* nm_priv;
-  void* reserved[4];
-} napi_module;
-
-#define NAPI_MODULE_VERSION  1
-
-#if defined(_MSC_VER)
-#pragma section(".CRT$XCU", read)
-#define NAPI_C_CTOR(fn)                                                     \
-  static void __cdecl fn(void);                                             \
-  __declspec(dllexport, allocate(".CRT$XCU")) void(__cdecl * fn##_)(void) = \
-      fn;                                                                   \
-  static void __cdecl fn(void)
-#else
-#define NAPI_C_CTOR(fn)                              \
-  static void fn(void) __attribute__((constructor)); \
-  static void fn(void)
-#endif
-
-#ifdef __cplusplus
-#define EXTERN_C_START extern "C" {
-#define EXTERN_C_END }
-#else
-#define EXTERN_C_START
-#define EXTERN_C_END
-#endif
-
-#define NAPI_MODULE_X(modname, regfunc, priv, flags)                  \
-  EXTERN_C_START                                                      \
-    static napi_module _module =                                      \
-    {                                                                 \
-      NAPI_MODULE_VERSION,                                            \
-      flags,                                                          \
-      __FILE__,                                                       \
-      regfunc,                                                        \
-      #modname,                                                       \
-      priv,                                                           \
-      {0},                                                            \
-    };                                                                \
-    NAPI_C_CTOR(_register_ ## modname) {                              \
-      napi_module_register(&_module);                                 \
-    }                                                                 \
-  EXTERN_C_END
-
-#define NAPI_MODULE(modname, regfunc) \
-  NAPI_MODULE_X(modname, regfunc, NULL, 0)
-
-#define NAPI_AUTO_LENGTH SIZE_MAX
-
-EXTERN_C_START
-
-NAPI_EXTERN void napi_module_register(napi_module* mod);
-
-NAPI_EXTERN napi_status
-napi_get_last_error_info(napi_env env,
-                         const napi_extended_error_info** result);
-
-NAPI_EXTERN napi_status napi_fatal_exception(napi_env env, napi_value err);
-
-NAPI_EXTERN NAPI_NO_RETURN void napi_fatal_error(const char* location,
-                                                 size_t location_len,
-                                                 const char* message,
-                                                 size_t message_len);
-
-// Getters for defined singletons
-NAPI_EXTERN napi_status napi_get_undefined(napi_env env, napi_value* result);
-NAPI_EXTERN napi_status napi_get_null(napi_env env, napi_value* result);
-NAPI_EXTERN napi_status napi_get_global(napi_env env, napi_value* result);
-NAPI_EXTERN napi_status napi_get_boolean(napi_env env,
-                                         bool value,
-                                         napi_value* result);
-
-// Methods to create Primitive types/Objects
-NAPI_EXTERN napi_status napi_create_object(napi_env env, napi_value* result);
-NAPI_EXTERN napi_status napi_create_array(napi_env env, napi_value* result);
-NAPI_EXTERN napi_status napi_create_array_with_length(napi_env env,
-                                                      size_t length,
-                                                      napi_value* result);
-NAPI_EXTERN napi_status napi_create_double(napi_env env,
-                                           double value,
-                                           napi_value* result);
-NAPI_EXTERN napi_status napi_create_int32(napi_env env,
-                                          int32_t value,
-                                          napi_value* result);
-NAPI_EXTERN napi_status napi_create_uint32(napi_env env,
-                                           uint32_t value,
-                                           napi_value* result);
-NAPI_EXTERN napi_status napi_create_int64(napi_env env,
-                                          int64_t value,
-                                          napi_value* result);
-NAPI_EXTERN napi_status napi_create_string_latin1(napi_env env,
-                                                  const char* str,
-                                                  size_t length,
-                                                  napi_value* result);
-NAPI_EXTERN napi_status napi_create_string_utf8(napi_env env,
-                                                const char* str,
-                                                size_t length,
-                                                napi_value* result);
-NAPI_EXTERN napi_status napi_create_string_utf16(napi_env env,
-                                                 const char16_t* str,
-                                                 size_t length,
-                                                 napi_value* result);
-NAPI_EXTERN napi_status napi_create_symbol(napi_env env,
-                                           napi_value description,
-                                           napi_value* result);
-NAPI_EXTERN napi_status napi_create_function(napi_env env,
-                                             const char* utf8name,
-                                             size_t length,
-                                             napi_callback cb,
-                                             void* data,
-                                             napi_value* result);
-NAPI_EXTERN napi_status napi_create_error(napi_env env,
-                                          napi_value code,
-                                          napi_value msg,
-                                          napi_value* result);
-NAPI_EXTERN napi_status napi_create_type_error(napi_env env,
-                                               napi_value code,
-                                               napi_value msg,
-                                               napi_value* result);
-NAPI_EXTERN napi_status napi_create_range_error(napi_env env,
-                                                napi_value code,
-                                                napi_value msg,
-                                                napi_value* result);
-
-// Methods to get the the native napi_value from Primitive type
-NAPI_EXTERN napi_status napi_typeof(napi_env env,
-                                    napi_value value,
-                                    napi_valuetype* result);
-NAPI_EXTERN napi_status napi_get_value_double(napi_env env,
-                                              napi_value value,
-                                              double* result);
-NAPI_EXTERN napi_status napi_get_value_int32(napi_env env,
-                                             napi_value value,
-                                             int32_t* result);
-NAPI_EXTERN napi_status napi_get_value_uint32(napi_env env,
-                                              napi_value value,
-                                              uint32_t* result);
-NAPI_EXTERN napi_status napi_get_value_int64(napi_env env,
-                                             napi_value value,
-                                             int64_t* result);
-NAPI_EXTERN napi_status napi_get_value_bool(napi_env env,
-                                            napi_value value,
-                                            bool* result);
-
-// Copies LATIN-1 encoded bytes from a string into a buffer.
-NAPI_EXTERN napi_status napi_get_value_string_latin1(napi_env env,
-                                                     napi_value value,
-                                                     char* buf,
-                                                     size_t bufsize,
-                                                     size_t* result);
-
-// Copies UTF-8 encoded bytes from a string into a buffer.
-NAPI_EXTERN napi_status napi_get_value_string_utf8(napi_env env,
-                                                   napi_value value,
-                                                   char* buf,
-                                                   size_t bufsize,
-                                                   size_t* result);
-
-// Copies UTF-16 encoded bytes from a string into a buffer.
-NAPI_EXTERN napi_status napi_get_value_string_utf16(napi_env env,
-                                                    napi_value value,
-                                                    char16_t* buf,
-                                                    size_t bufsize,
-                                                    size_t* result);
-
-// Methods to coerce values
-// These APIs may execute user scripts
-NAPI_EXTERN napi_status napi_coerce_to_bool(napi_env env,
-                                            napi_value value,
-                                            napi_value* result);
-NAPI_EXTERN napi_status napi_coerce_to_number(napi_env env,
-                                              napi_value value,
-                                              napi_value* result);
-NAPI_EXTERN napi_status napi_coerce_to_object(napi_env env,
-                                              napi_value value,
-                                              napi_value* result);
-NAPI_EXTERN napi_status napi_coerce_to_string(napi_env env,
-                                              napi_value value,
-                                              napi_value* result);
-
-// Methods to work with Objects
-NAPI_EXTERN napi_status napi_get_prototype(napi_env env,
-                                           napi_value object,
-                                           napi_value* result);
-NAPI_EXTERN napi_status napi_get_property_names(napi_env env,
-                                                napi_value object,
-                                                napi_value* result);
-NAPI_EXTERN napi_status napi_set_property(napi_env env,
-                                          napi_value object,
-                                          napi_value key,
-                                          napi_value value);
-NAPI_EXTERN napi_status napi_has_property(napi_env env,
-                                          napi_value object,
-                                          napi_value key,
-                                          bool* result);
-NAPI_EXTERN napi_status napi_get_property(napi_env env,
-                                          napi_value object,
-                                          napi_value key,
-                                          napi_value* result);
-NAPI_EXTERN napi_status napi_delete_property(napi_env env,
-                                             napi_value object,
-                                             napi_value key,
-                                             bool* result);
-NAPI_EXTERN napi_status napi_has_own_property(napi_env env,
-                                              napi_value object,
-                                              napi_value key,
-                                              bool* result);
-NAPI_EXTERN napi_status napi_set_named_property(napi_env env,
-                                          napi_value object,
-                                          const char* utf8name,
-                                          napi_value value);
-NAPI_EXTERN napi_status napi_has_named_property(napi_env env,
-                                          napi_value object,
-                                          const char* utf8name,
-                                          bool* result);
-NAPI_EXTERN napi_status napi_get_named_property(napi_env env,
-                                          napi_value object,
-                                          const char* utf8name,
-                                          napi_value* result);
-NAPI_EXTERN napi_status napi_set_element(napi_env env,
-                                         napi_value object,
-                                         uint32_t index,
-                                         napi_value value);
-NAPI_EXTERN napi_status napi_has_element(napi_env env,
-                                         napi_value object,
-                                         uint32_t index,
-                                         bool* result);
-NAPI_EXTERN napi_status napi_get_element(napi_env env,
-                                         napi_value object,
-                                         uint32_t index,
-                                         napi_value* result);
-NAPI_EXTERN napi_status napi_delete_element(napi_env env,
-                                            napi_value object,
-                                            uint32_t index,
-                                            bool* result);
-NAPI_EXTERN napi_status
-napi_define_properties(napi_env env,
-                       napi_value object,
-                       size_t property_count,
-                       const napi_property_descriptor* properties);
-
-// Methods to work with Arrays
-NAPI_EXTERN napi_status napi_is_array(napi_env env,
-                                      napi_value value,
-                                      bool* result);
-NAPI_EXTERN napi_status napi_get_array_length(napi_env env,
-                                              napi_value value,
-                                              uint32_t* result);
-
-// Methods to compare values
-NAPI_EXTERN napi_status napi_strict_equals(napi_env env,
-                                           napi_value lhs,
-                                           napi_value rhs,
-                                           bool* result);
-
-// Methods to work with Functions
-NAPI_EXTERN napi_status napi_call_function(napi_env env,
-                                           napi_value recv,
-                                           napi_value func,
-                                           size_t argc,
-                                           const napi_value* argv,
-                                           napi_value* result);
-NAPI_EXTERN napi_status napi_new_instance(napi_env env,
-                                          napi_value constructor,
-                                          size_t argc,
-                                          const napi_value* argv,
-                                          napi_value* result);
-NAPI_EXTERN napi_status napi_instanceof(napi_env env,
-                                        napi_value object,
-                                        napi_value constructor,
-                                        bool* result);
-
-// Methods to work with napi_callbacks
-
-// Gets all callback info in a single call. (Ugly, but faster.)
-NAPI_EXTERN napi_status napi_get_cb_info(
-    napi_env env,               // [in] NAPI environment handle
-    napi_callback_info cbinfo,  // [in] Opaque callback-info handle
-    size_t* argc,      // [in-out] Specifies the size of the provided argv array
-                       // and receives the actual count of args.
-    napi_value* argv,  // [out] Array of values
-    napi_value* this_arg,  // [out] Receives the JS 'this' arg for the call
-    void** data);          // [out] Receives the data pointer for the callback.
-
-NAPI_EXTERN napi_status napi_get_new_target(napi_env env,
-                                            napi_callback_info cbinfo,
-                                            napi_value* result);
-NAPI_EXTERN napi_status
-napi_define_class(napi_env env,
-                  const char* utf8name,
-                  size_t length,
-                  napi_callback constructor,
-                  void* data,
-                  size_t property_count,
-                  const napi_property_descriptor* properties,
-                  napi_value* result);
-
-// Methods to work with external data objects
-NAPI_EXTERN napi_status napi_wrap(napi_env env,
-                                  napi_value js_object,
-                                  void* native_object,
-                                  napi_finalize finalize_cb,
-                                  void* finalize_hint,
-                                  napi_ref* result);
-NAPI_EXTERN napi_status napi_unwrap(napi_env env,
-                                    napi_value js_object,
-                                    void** result);
-NAPI_EXTERN napi_status napi_remove_wrap(napi_env env,
-                                         napi_value js_object,
-                                         void** result);
-NAPI_EXTERN napi_status napi_create_external(napi_env env,
-                                             void* data,
-                                             napi_finalize finalize_cb,
-                                             void* finalize_hint,
-                                             napi_value* result);
-NAPI_EXTERN napi_status napi_get_value_external(napi_env env,
-                                                napi_value value,
-                                                void** result);
-
-// Methods to control object lifespan
-
-// Set initial_refcount to 0 for a weak reference, >0 for a strong reference.
-NAPI_EXTERN napi_status napi_create_reference(napi_env env,
-                                              napi_value value,
-                                              uint32_t initial_refcount,
-                                              napi_ref* result);
-
-// Deletes a reference. The referenced value is released, and may
-// be GC'd unless there are other references to it.
-NAPI_EXTERN napi_status napi_delete_reference(napi_env env, napi_ref ref);
-
-// Increments the reference count, optionally returning the resulting count.
-// After this call the  reference will be a strong reference because its
-// refcount is >0, and the referenced object is effectively "pinned".
-// Calling this when the refcount is 0 and the object is unavailable
-// results in an error.
-NAPI_EXTERN napi_status napi_reference_ref(napi_env env,
-                                           napi_ref ref,
-                                           uint32_t* result);
-
-// Decrements the reference count, optionally returning the resulting count.
-// If the result is 0 the reference is now weak and the object may be GC'd
-// at any time if there are no other references. Calling this when the
-// refcount is already 0 results in an error.
-NAPI_EXTERN napi_status napi_reference_unref(napi_env env,
-                                             napi_ref ref,
-                                             uint32_t* result);
-
-// Attempts to get a referenced value. If the reference is weak,
-// the value might no longer be available, in that case the call
-// is still successful but the result is NULL.
-NAPI_EXTERN napi_status napi_get_reference_value(napi_env env,
-                                                 napi_ref ref,
-                                                 napi_value* result);
-
-NAPI_EXTERN napi_status napi_open_handle_scope(napi_env env,
-                                               napi_handle_scope* result);
-NAPI_EXTERN napi_status napi_close_handle_scope(napi_env env,
-                                                napi_handle_scope scope);
-NAPI_EXTERN napi_status
-napi_open_escapable_handle_scope(napi_env env,
-                                 napi_escapable_handle_scope* result);
-NAPI_EXTERN napi_status
-napi_close_escapable_handle_scope(napi_env env,
-                                  napi_escapable_handle_scope scope);
-
-NAPI_EXTERN napi_status napi_escape_handle(napi_env env,
-                                           napi_escapable_handle_scope scope,
-                                           napi_value escapee,
-                                           napi_value* result);
-
-// Methods to support error handling
-NAPI_EXTERN napi_status napi_throw(napi_env env, napi_value error);
-NAPI_EXTERN napi_status napi_throw_error(napi_env env,
-                                         const char* code,
-                                         const char* msg);
-NAPI_EXTERN napi_status napi_throw_type_error(napi_env env,
-                                         const char* code,
-                                         const char* msg);
-NAPI_EXTERN napi_status napi_throw_range_error(napi_env env,
-                                         const char* code,
-                                         const char* msg);
-NAPI_EXTERN napi_status napi_is_error(napi_env env,
-                                      napi_value value,
-                                      bool* result);
-
-// Methods to support catching exceptions
-NAPI_EXTERN napi_status napi_is_exception_pending(napi_env env, bool* result);
-NAPI_EXTERN napi_status napi_get_and_clear_last_exception(napi_env env,
-                                                          napi_value* result);
-
-// Methods to provide node::Buffer functionality with napi types
-NAPI_EXTERN napi_status napi_create_buffer(napi_env env,
-                                           size_t length,
-                                           void** data,
-                                           napi_value* result);
-NAPI_EXTERN napi_status napi_create_external_buffer(napi_env env,
-                                                    size_t length,
-                                                    void* data,
-                                                    napi_finalize finalize_cb,
-                                                    void* finalize_hint,
-                                                    napi_value* result);
-NAPI_EXTERN napi_status napi_create_buffer_copy(napi_env env,
-                                                size_t length,
-                                                const void* data,
-                                                void** result_data,
-                                                napi_value* result);
-NAPI_EXTERN napi_status napi_is_buffer(napi_env env,
-                                       napi_value value,
-                                       bool* result);
-NAPI_EXTERN napi_status napi_get_buffer_info(napi_env env,
-                                             napi_value value,
-                                             void** data,
-                                             size_t* length);
-
-// Methods to work with array buffers and typed arrays
-NAPI_EXTERN napi_status napi_is_arraybuffer(napi_env env,
-                                            napi_value value,
-                                            bool* result);
-NAPI_EXTERN napi_status napi_create_arraybuffer(napi_env env,
-                                                size_t byte_length,
-                                                void** data,
-                                                napi_value* result);
-NAPI_EXTERN napi_status
-napi_create_external_arraybuffer(napi_env env,
-                                 void* external_data,
-                                 size_t byte_length,
-                                 napi_finalize finalize_cb,
-                                 void* finalize_hint,
-                                 napi_value* result);
-NAPI_EXTERN napi_status napi_get_arraybuffer_info(napi_env env,
-                                                  napi_value arraybuffer,
-                                                  void** data,
-                                                  size_t* byte_length);
-NAPI_EXTERN napi_status napi_is_typedarray(napi_env env,
-                                           napi_value value,
-                                           bool* result);
-NAPI_EXTERN napi_status napi_create_typedarray(napi_env env,
-                                               napi_typedarray_type type,
-                                               size_t length,
-                                               napi_value arraybuffer,
-                                               size_t byte_offset,
-                                               napi_value* result);
-NAPI_EXTERN napi_status napi_get_typedarray_info(napi_env env,
-                                                 napi_value typedarray,
-                                                 napi_typedarray_type* type,
-                                                 size_t* length,
-                                                 void** data,
-                                                 napi_value* arraybuffer,
-                                                 size_t* byte_offset);
-
-NAPI_EXTERN napi_status napi_create_dataview(napi_env env,
-                                             size_t length,
-                                             napi_value arraybuffer,
-                                             size_t byte_offset,
-                                             napi_value* result);
-NAPI_EXTERN napi_status napi_is_dataview(napi_env env,
-                                         napi_value value,
-                                         bool* result);
-NAPI_EXTERN napi_status napi_get_dataview_info(napi_env env,
-                                               napi_value dataview,
-                                               size_t* bytelength,
-                                               void** data,
-                                               napi_value* arraybuffer,
-                                               size_t* byte_offset);
-
-// Methods to manage simple async operations
-NAPI_EXTERN
-napi_status napi_create_async_work(napi_env env,
-                                   napi_value async_resource,
-                                   napi_value async_resource_name,
-                                   napi_async_execute_callback execute,
-                                   napi_async_complete_callback complete,
-                                   void* data,
-                                   napi_async_work* result);
-NAPI_EXTERN napi_status napi_delete_async_work(napi_env env,
-                                               napi_async_work work);
-NAPI_EXTERN napi_status napi_queue_async_work(napi_env env,
-                                              napi_async_work work);
-NAPI_EXTERN napi_status napi_cancel_async_work(napi_env env,
-                                               napi_async_work work);
-
-// Methods for custom handling of async operations
-NAPI_EXTERN napi_status napi_async_init(napi_env env,
-                                        napi_value async_resource,
-                                        napi_value async_resource_name,
-                                        napi_async_context* result);
-
-NAPI_EXTERN napi_status napi_async_destroy(napi_env env,
-                                           napi_async_context async_context);
-
-NAPI_EXTERN napi_status napi_make_callback(napi_env env,
-                                           napi_async_context async_context,
-                                           napi_value recv,
-                                           napi_value func,
-                                           size_t argc,
-                                           const napi_value* argv,
-                                           napi_value* result);
-
-// version management
-NAPI_EXTERN napi_status napi_get_version(napi_env env, uint32_t* result);
-
-NAPI_EXTERN
-napi_status napi_get_node_version(napi_env env,
-                                  const napi_node_version** version);
-
-// Promises
-NAPI_EXTERN napi_status napi_create_promise(napi_env env,
-                                            napi_deferred* deferred,
-                                            napi_value* promise);
-NAPI_EXTERN napi_status napi_resolve_deferred(napi_env env,
-                                              napi_deferred deferred,
-                                              napi_value resolution);
-NAPI_EXTERN napi_status napi_reject_deferred(napi_env env,
-                                             napi_deferred deferred,
-                                             napi_value rejection);
-NAPI_EXTERN napi_status napi_is_promise(napi_env env,
-                                        napi_value promise,
-                                        bool* is_promise);
-
-// Memory management
-NAPI_EXTERN napi_status napi_adjust_external_memory(napi_env env,
-                                                    int64_t change_in_bytes,
-                                                    int64_t* adjusted_value);
-
-// Runnig a script
-NAPI_EXTERN napi_status napi_run_script(napi_env env,
-                                        napi_value script,
-                                        napi_value* result);
-
-EXTERN_C_END
-
-#endif  // SRC_NODE_API_H_
diff --git a/node_modules/node-addon-api/src/node_api_types.h b/node_modules/node-addon-api/src/node_api_types.h
deleted file mode 100644
index 230c1f4..0000000
--- a/node_modules/node-addon-api/src/node_api_types.h
+++ /dev/null
@@ -1,115 +0,0 @@
-#ifndef SRC_NODE_API_TYPES_H_
-#define SRC_NODE_API_TYPES_H_
-
-#include <stddef.h>
-#include <stdint.h>
-
-#if !defined __cplusplus || (defined(_MSC_VER) && _MSC_VER < 1900)
-    typedef uint16_t char16_t;
-#endif
-
-// JSVM API types are all opaque pointers for ABI stability
-// typedef undefined structs instead of void* for compile time type safety
-typedef struct napi_env__ *napi_env;
-typedef struct napi_value__ *napi_value;
-typedef struct napi_ref__ *napi_ref;
-typedef struct napi_handle_scope__ *napi_handle_scope;
-typedef struct napi_escapable_handle_scope__ *napi_escapable_handle_scope;
-typedef struct napi_callback_info__ *napi_callback_info;
-typedef struct napi_async_context__ *napi_async_context;
-typedef struct napi_async_work__ *napi_async_work;
-typedef struct napi_deferred__ *napi_deferred;
-
-typedef enum {
-  napi_default = 0,
-  napi_writable = 1 << 0,
-  napi_enumerable = 1 << 1,
-  napi_configurable = 1 << 2,
-
-  // Used with napi_define_class to distinguish static properties
-  // from instance properties. Ignored by napi_define_properties.
-  napi_static = 1 << 10,
-} napi_property_attributes;
-
-typedef enum {
-  // ES6 types (corresponds to typeof)
-  napi_undefined,
-  napi_null,
-  napi_boolean,
-  napi_number,
-  napi_string,
-  napi_symbol,
-  napi_object,
-  napi_function,
-  napi_external,
-} napi_valuetype;
-
-typedef enum {
-  napi_int8_array,
-  napi_uint8_array,
-  napi_uint8_clamped_array,
-  napi_int16_array,
-  napi_uint16_array,
-  napi_int32_array,
-  napi_uint32_array,
-  napi_float32_array,
-  napi_float64_array,
-} napi_typedarray_type;
-
-typedef enum {
-  napi_ok,
-  napi_invalid_arg,
-  napi_object_expected,
-  napi_string_expected,
-  napi_name_expected,
-  napi_function_expected,
-  napi_number_expected,
-  napi_boolean_expected,
-  napi_array_expected,
-  napi_generic_failure,
-  napi_pending_exception,
-  napi_cancelled,
-  napi_escape_called_twice,
-  napi_handle_scope_mismatch
-} napi_status;
-
-typedef napi_value (*napi_callback)(napi_env env,
-                                    napi_callback_info info);
-typedef void (*napi_finalize)(napi_env env,
-                              void* finalize_data,
-                              void* finalize_hint);
-typedef void (*napi_async_execute_callback)(napi_env env,
-                                            void* data);
-typedef void (*napi_async_complete_callback)(napi_env env,
-                                             napi_status status,
-                                             void* data);
-
-typedef struct {
-  // One of utf8name or name should be NULL.
-  const char* utf8name;
-  napi_value name;
-
-  napi_callback method;
-  napi_callback getter;
-  napi_callback setter;
-  napi_value value;
-
-  napi_property_attributes attributes;
-  void* data;
-} napi_property_descriptor;
-
-typedef struct {
-  const char* error_message;
-  void* engine_reserved;
-  uint32_t engine_error_code;
-  napi_status error_code;
-} napi_extended_error_info;
-
-typedef struct {
-  uint32_t major;
-  uint32_t minor;
-  uint32_t patch;
-  const char* release;
-} napi_node_version;
-
-#endif  // SRC_NODE_API_TYPES_H_
diff --git a/node_modules/node-addon-api/src/node_internals.cc b/node_modules/node-addon-api/src/node_internals.cc
deleted file mode 100644
index c4a7dd8..0000000
--- a/node_modules/node-addon-api/src/node_internals.cc
+++ /dev/null
@@ -1,142 +0,0 @@
-#include "node_internals.h"
-#include <stdlib.h>
-#include <cstdarg>
-#include <vector>
-#include "uv.h"
-
-#if defined(_MSC_VER)
-#define getpid GetCurrentProcessId
-#else
-#include <unistd.h>  // getpid
-#endif
-
-#if NODE_MAJOR_VERSION < 8 || NODE_MAJOR_VERSION == 8 && NODE_MINOR_VERSION < 6
-CallbackScope::CallbackScope(void *work) {
-}
-#endif // NODE_MAJOR_VERSION < 8
-
-namespace node {
-
-#if NODE_MAJOR_VERSION < 8
-
-async_context EmitAsyncInit(v8::Isolate* isolate,
-                            v8::Local<v8::Object> resource,
-                            v8::Local<v8::String> name,
-                            async_id trigger_async_id) {
-  return async_context();
-}
-
-void EmitAsyncDestroy(v8::Isolate* isolate,
-                      async_context asyncContext) {
-}
-
-AsyncResource::AsyncResource(v8::Isolate* isolate,
-                             v8::Local<v8::Object> object,
-                             const char *name) {
-}
-
-#endif // NODE_MAJOR_VERSION < 8
-
-#if NODE_MAJOR_VERSION < 8 || NODE_MAJOR_VERSION == 8 && NODE_MINOR_VERSION < 6
-
-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) {
-  return node::MakeCallback(isolate, recv, callback, argc, argv);
-}
-
-#endif // NODE_MAJOR_VERSION < 8 || NODE_MAJOR_VERSION == 8 && NODE_MINOR_VERSION < 6
-
-static void PrintErrorString(const char* format, ...) {
-  va_list ap;
-  va_start(ap, format);
-#ifdef _WIN32
-  HANDLE stderr_handle = GetStdHandle(STD_ERROR_HANDLE);
-
-  // Check if stderr is something other than a tty/console
-  if (stderr_handle == INVALID_HANDLE_VALUE ||
-      stderr_handle == nullptr ||
-      uv_guess_handle(_fileno(stderr)) != UV_TTY) {
-    vfprintf(stderr, format, ap);
-    va_end(ap);
-    return;
-  }
-
-  // Fill in any placeholders
-  int n = _vscprintf(format, ap);
-  std::vector<char> out(n + 1);
-  vsprintf(out.data(), format, ap);
-
-  // Get required wide buffer size
-  n = MultiByteToWideChar(CP_UTF8, 0, out.data(), -1, nullptr, 0);
-
-  std::vector<wchar_t> wbuf(n);
-  MultiByteToWideChar(CP_UTF8, 0, out.data(), -1, wbuf.data(), n);
-
-  // Don't include the null character in the output
-  CHECK_GT(n, 0);
-  WriteConsoleW(stderr_handle, wbuf.data(), n - 1, nullptr, nullptr);
-#else
-  vfprintf(stderr, format, ap);
-#endif
-  va_end(ap);
-}
-
-void DumpBacktrace(FILE* fp) {
-}
-
-NO_RETURN void Abort() {
-  DumpBacktrace(stderr);
-  fflush(stderr);
-  ABORT_NO_BACKTRACE();
-}
-
-NO_RETURN void Assert(const char* const (*args)[4]) {
-  auto filename = (*args)[0];
-  auto linenum = (*args)[1];
-  auto message = (*args)[2];
-  auto function = (*args)[3];
-
-  char exepath[256];
-  size_t exepath_size = sizeof(exepath);
-  if (uv_exepath(exepath, &exepath_size))
-    snprintf(exepath, sizeof(exepath), "node");
-
-  char pid[12] = {0};
-  snprintf(pid, sizeof(pid), "[%u]", getpid());
-
-  fprintf(stderr, "%s%s: %s:%s:%s%s Assertion `%s' failed.\n",
-          exepath, pid, filename, linenum,
-          function, *function ? ":" : "", message);
-  fflush(stderr);
-
-  Abort();
-}
-
-static void OnFatalError(const char* location, const char* message) {
-  if (location) {
-    PrintErrorString("FATAL ERROR: %s %s\n", location, message);
-  } else {
-    PrintErrorString("FATAL ERROR: %s\n", message);
-  }
-  fflush(stderr);
-  ABORT();
-}
-
-NO_RETURN void FatalError(const char* location, const char* message) {
-  OnFatalError(location, message);
-  // to suppress compiler warning
-  ABORT();
-}
-
-}  // namespace node
-
-#if NODE_MAJOR_VERSION < 6
-v8::Local<v8::Name> v8::Private::ForApi(v8::Isolate* isolate,
-                                         v8::Local<v8::String> key) {
-  return v8::Symbol::ForApi(isolate, key);
-}
-#endif // NODE_MAJOR_VERSION < 6
diff --git a/node_modules/node-addon-api/src/node_internals.h b/node_modules/node-addon-api/src/node_internals.h
deleted file mode 100644
index bacccff..0000000
--- a/node_modules/node-addon-api/src/node_internals.h
+++ /dev/null
@@ -1,157 +0,0 @@
-#ifndef SRC_NODE_INTERNALS_H_
-#define SRC_NODE_INTERNALS_H_
-
-//
-// This is a stripped down shim to allow node_api.cc to build outside of the node source tree.
-//
-
-#include "node_version.h"
-#include "util-inl.h"
-#include <stdio.h>
-#include <stdint.h>
-#include "uv.h"
-#include "node.h"
-#include <string>
-
-// Windows 8+ does not like abort() in Release mode
-#ifdef _WIN32
-#define ABORT_NO_BACKTRACE() raise(SIGABRT)
-#else
-#define ABORT_NO_BACKTRACE() abort()
-#endif
-
-#define ABORT() node::Abort()
-
-#ifdef __GNUC__
-#define LIKELY(expr) __builtin_expect(!!(expr), 1)
-#define UNLIKELY(expr) __builtin_expect(!!(expr), 0)
-#define PRETTY_FUNCTION_NAME __PRETTY_FUNCTION__
-#else
-#define LIKELY(expr) expr
-#define UNLIKELY(expr) expr
-#define PRETTY_FUNCTION_NAME ""
-#endif
-
-#define STRINGIFY_(x) #x
-#define STRINGIFY(x) STRINGIFY_(x)
-
-#define CHECK(expr)                                                           \
-  do {                                                                        \
-    if (UNLIKELY(!(expr))) {                                                  \
-      static const char* const args[] = { __FILE__, STRINGIFY(__LINE__),      \
-                                          #expr, PRETTY_FUNCTION_NAME };      \
-      node::Assert(&args);                                                    \
-    }                                                                         \
-  } while (0)
-
-#define CHECK_EQ(a, b) CHECK((a) == (b))
-#define CHECK_GE(a, b) CHECK((a) >= (b))
-#define CHECK_GT(a, b) CHECK((a) > (b))
-#define CHECK_LE(a, b) CHECK((a) <= (b))
-#define CHECK_LT(a, b) CHECK((a) < (b))
-#define CHECK_NE(a, b) CHECK((a) != (b))
-
-#ifdef __GNUC__
-#define NO_RETURN __attribute__((noreturn))
-#else
-#define NO_RETURN
-#endif
-
-#ifndef NODE_RELEASE
-#define NODE_RELEASE "node"
-#endif
-
-#if NODE_MAJOR_VERSION < 8 || NODE_MAJOR_VERSION == 8 && NODE_MINOR_VERSION < 6
-class CallbackScope {
-  public:
-    CallbackScope(void *work);
-};
-#endif // NODE_MAJOR_VERSION < 8
-
-namespace node {
-
-// Copied from Node.js' src/node_persistent.h
-template <typename T>
-struct ResetInDestructorPersistentTraits {
-  static const bool kResetInDestructor = true;
-  template <typename S, typename M>
-  // Disallow copy semantics by leaving this unimplemented.
-  inline static void Copy(
-      const v8::Persistent<S, M>&,
-      v8::Persistent<T, ResetInDestructorPersistentTraits<T>>*);
-};
-
-// v8::Persistent does not reset the object slot in its destructor.  That is
-// acknowledged as a flaw in the V8 API and expected to change in the future
-// but for now node::Persistent is the easier and safer alternative.
-template <typename T>
-using Persistent = v8::Persistent<T, ResetInDestructorPersistentTraits<T>>;
-
-#if NODE_MAJOR_VERSION < 8 || NODE_MAJOR_VERSION == 8 && NODE_MINOR_VERSION < 2
-typedef int async_id;
-
-typedef struct async_context {
-  node::async_id async_id;
-  node::async_id trigger_async_id;
-} async_context;
-#endif // NODE_MAJOR_VERSION < 8.2
-
-#if NODE_MAJOR_VERSION < 8 || NODE_MAJOR_VERSION == 8 && NODE_MINOR_VERSION < 6
-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);
-
-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);
-
-#if NODE_MAJOR_VERSION < 8
-class AsyncResource {
-  public:
-    AsyncResource(v8::Isolate* isolate,
-                  v8::Local<v8::Object> object,
-                  const char *name);
-};
-#endif // node version below 8
-
-#endif // node version below 8.6
-
-// The slightly odd function signature for Assert() is to ease
-// instruction cache pressure in calls from ASSERT and CHECK.
-NO_RETURN void Abort();
-NO_RETURN void Assert(const char* const (*args)[4]);
-void DumpBacktrace(FILE* fp);
-
-template <typename T, size_t N>
-constexpr size_t arraysize(const T(&)[N]) { return N; }
-
-NO_RETURN void FatalError(const char* location, const char* message);
-
-}  // namespace node
-
-#if NODE_MAJOR_VERSION < 8
-#define NewTarget This
-#endif // NODE_MAJOR_VERSION < 8
-
-#if NODE_MAJOR_VERSION < 6
-namespace v8 {
-  namespace Private {
-    v8::Local<v8::Name> ForApi(v8::Isolate* isolate, v8::Local<v8::String> key);
-  }
-}
-#define GetPrivate(context, key) Get((context), (key))
-#define SetPrivate(context, key, value)                                 \
-  DefineOwnProperty((context), (key), (value),                          \
-                    static_cast<v8::PropertyAttribute>(v8::DontEnum |   \
-                                                       v8::DontDelete | \
-                                                       v8::ReadOnly))
-#endif // NODE_MAJOR_VERSION < 6
-
-#endif  // SRC_NODE_INTERNALS_H_
diff --git a/node_modules/node-addon-api/src/nothing.c b/node_modules/node-addon-api/src/nothing.c
deleted file mode 100644
index e69de29..0000000
--- a/node_modules/node-addon-api/src/nothing.c
+++ /dev/null
diff --git a/node_modules/node-addon-api/src/util-inl.h b/node_modules/node-addon-api/src/util-inl.h
deleted file mode 100644
index 30aad16..0000000
--- a/node_modules/node-addon-api/src/util-inl.h
+++ /dev/null
@@ -1,38 +0,0 @@
-#ifndef SRC_UTIL_INL_H_
-#define SRC_UTIL_INL_H_
-
-#include "util.h"
-#include "v8.h"
-
-namespace node {
-
-inline v8::Local<v8::String> OneByteString(v8::Isolate* isolate,
-                                           const char* data,
-                                           int length) {
-  return v8::String::NewFromOneByte(isolate,
-                                    reinterpret_cast<const uint8_t*>(data),
-                                    v8::NewStringType::kNormal,
-                                    length).ToLocalChecked();
-}
-
-inline v8::Local<v8::String> OneByteString(v8::Isolate* isolate,
-                                           const signed char* data,
-                                           int length) {
-  return v8::String::NewFromOneByte(isolate,
-                                    reinterpret_cast<const uint8_t*>(data),
-                                    v8::NewStringType::kNormal,
-                                    length).ToLocalChecked();
-}
-
-inline v8::Local<v8::String> OneByteString(v8::Isolate* isolate,
-                                           const unsigned char* data,
-                                           int length) {
-  return v8::String::NewFromOneByte(isolate,
-                                    reinterpret_cast<const uint8_t*>(data),
-                                    v8::NewStringType::kNormal,
-                                    length).ToLocalChecked();
-}
-
-}  // namespace node
-
-#endif  // SRC_UTIL_INL_H_
diff --git a/node_modules/node-addon-api/src/util.h b/node_modules/node-addon-api/src/util.h
deleted file mode 100644
index 6765bc1..0000000
--- a/node_modules/node-addon-api/src/util.h
+++ /dev/null
@@ -1,7 +0,0 @@
-#ifndef SRC_UTIL_H_
-#define SRC_UTIL_H_
-
-#define FIXED_ONE_BYTE_STRING(isolate, string)                                \
-  (node::OneByteString((isolate), (string), sizeof(string) - 1))
-
-#endif  // SRC_UTIL_H_