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OneByteStringResource.cpp

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#include "OneByteStringResource.h"

#include <cstdlib>

#include <new>

using namespace v8;

namespace tns {

OneByteStringResource* OneByteStringResource::NewUtf8Copy(Isolate* isolate,

Local<String> str) {

size_t byteLength = str->Utf8LengthV2(isolate);

void* block = std::malloc(sizeof(OneByteStringResource) + byteLength + 1);

OneByteStringResource* resource =

new (block) OneByteStringResource(byteLength + 1);

// Same flags as String::Utf8Value.

str->WriteUtf8V2(isolate, reinterpret_cast<char*>(resource + 1),

byteLength + 1,

String::WriteFlags::kNullTerminate |

String::WriteFlags::kReplaceInvalidUtf8);

return resource;

}

OneByteStringResource::OneByteStringResource(size_t length) : length_(length) {}

void OneByteStringResource::Dispose() {

this->~OneByteStringResource();

std::free(this);

}

const char* OneByteStringResource::data() const {

return reinterpret_cast<const char*>(this + 1);

}

size_t OneByteStringResource::length() const {

return this->length_;

}