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#include <stdlib.h> | |
#include <nan.h> | |
#include <v8.h> | |
#include <iostream> | |
using namespace v8; | |
using namespace std; | |
static string *get_string_from_item(Local<Context> context, Local<Value> item) { | |
if (!item->IsString()) { | |
return nullptr; | |
} | |
MaybeLocal<String> maybe_str = item->ToString(context); | |
if (maybe_str.IsEmpty()) { | |
return nullptr; | |
} | |
v8::String::Utf8Value utf8str(context->GetIsolate(), item); | |
return new string(*utf8str); | |
} | |
static v8::ModifyCodeGenerationFromStringsResult | |
CodeGenerationCheckCallback(Local<Context> context, Local<Value> source) { | |
std::cout << "calling callback" << "\n"; | |
string *str = get_string_from_item(context, source); | |
MaybeLocal<String> maybe_str = source->ToString(context); | |
std::cout << str << "\n"; | |
return {true, maybe_str}; | |
} | |
static void setCodeGenerationCheckCallback(const Nan::FunctionCallbackInfo<v8::Value>& info) { | |
Isolate *isolate = info.GetIsolate(); | |
std::cout << "setting callback" << "\n"; | |
isolate->SetModifyCodeGenerationFromStringsCallback(&CodeGenerationCheckCallback); | |
std::cout << "" << "callback set" << "\n"; | |
} | |
static NAN_MODULE_INIT(Init) { | |
Nan::Set(target, | |
Nan::New<String>("enableCodeGenerationCheckCallback").ToLocalChecked(), | |
Nan::GetFunction(Nan::New<FunctionTemplate>(setCodeGenerationCheckCallback)).ToLocalChecked() | |
); | |
} | |
NODE_MODULE(addon, Init) |
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