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map.cc
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map.cc
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#include <nan.h>
namespace __map__ {
using Nan::FunctionCallbackInfo;
using v8::Local;
using v8::Array;
using v8::Int32;
using v8::Function;
using v8::Object;
using v8::Value;
void Map(const FunctionCallbackInfo<Value>& args)
{
Local<Array> array = args[0].As<Array>();
Local<Function> func = args[1].As<Function>();
Local<Array> ret = Nan::New<Array>(array->Length());
Local<Value> null = Nan::Null();
Local<Value> a[3] = { Nan::New<Object>(), null, array };
for(uint32_t i = 0; i < array->Length(); i++)
{
a[0] = array->Get(i);
a[1] = Nan::New<Int32>(i);
Local<Value> v = Nan::MakeCallback(args.This(), func, 3, a);
ret->Set(i, v);
}
args.GetReturnValue().Set(ret);
}
NAN_MODULE_INIT(Init)
{
Nan::Export(target, "map", Map);
}
NODE_MODULE(map, Init)
}