/usr/include/nodejs/src/base-object-inl.h is in nodejs-dev 8.10.0~dfsg-2.
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//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to permit
// persons to whom the Software is furnished to do so, subject to the
// following conditions:
//
// The above copyright notice and this permission notice shall be included
// in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
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#ifndef SRC_BASE_OBJECT_INL_H_
#define SRC_BASE_OBJECT_INL_H_
#if defined(NODE_WANT_INTERNALS) && NODE_WANT_INTERNALS
#include "base-object.h"
#include "env-inl.h"
#include "util-inl.h"
#include "v8.h"
namespace node {
inline BaseObject::BaseObject(Environment* env, v8::Local<v8::Object> handle)
: persistent_handle_(env->isolate(), handle),
env_(env) {
CHECK_EQ(false, handle.IsEmpty());
// The zero field holds a pointer to the handle. Immediately set it to
// nullptr in case it's accessed by the user before construction is complete.
if (handle->InternalFieldCount() > 0)
handle->SetAlignedPointerInInternalField(0, nullptr);
}
inline BaseObject::~BaseObject() {
CHECK(persistent_handle_.IsEmpty());
}
inline v8::Persistent<v8::Object>& BaseObject::persistent() {
return persistent_handle_;
}
inline v8::Local<v8::Object> BaseObject::object() {
return PersistentToLocal(env_->isolate(), persistent_handle_);
}
inline Environment* BaseObject::env() const {
return env_;
}
template <typename Type>
inline void BaseObject::WeakCallback(
const v8::WeakCallbackInfo<Type>& data) {
std::unique_ptr<Type> self(data.GetParameter());
self->persistent().Reset();
}
template <typename Type>
inline void BaseObject::MakeWeak(Type* ptr) {
v8::HandleScope scope(env_->isolate());
v8::Local<v8::Object> handle = object();
CHECK_GT(handle->InternalFieldCount(), 0);
Wrap(handle, ptr);
persistent_handle_.MarkIndependent();
persistent_handle_.SetWeak<Type>(ptr, WeakCallback<Type>,
v8::WeakCallbackType::kParameter);
}
inline void BaseObject::ClearWeak() {
persistent_handle_.ClearWeak();
}
} // namespace node
#endif // defined(NODE_WANT_INTERNALS) && NODE_WANT_INTERNALS
#endif // SRC_BASE_OBJECT_INL_H_
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