Christian,

Thank you very much.  It was  the Persistent<Function> conversion that I 
needed.  Great blog!!! :)

-Jake

On Tuesday, February 17, 2015 at 11:54:32 AM UTC-8, Christian Taltas wrote:
>
> Hi Jake
>
> It is worth reading strongloop blog:
>
> http://strongloop.com/strongblog/node-js-v0-12-c-apis-breaking/
>
> Regards
>
>
>
> On Tuesday, February 17, 2015, Jake Le <[email protected] <javascript:>> 
> wrote:
>
>>
>> In Node.js v0.10.xx, calling a callback requires a 
>> Persistent<Function>.    Does anyone know to make the below code work in 
>> Node.js V12?
>>
>> struct Baton {
>>       uv_work_t request;
>>       Persistent<Function> callback;};
>>
>>
>> somefunction() {
>> ...
>>
>> Baton *baton = new Baton();
>> baton->request.data = baton;
>> baton->callback = Persistent<Function>::New(Handle<Function>::Cast(args[0]));
>>
>> uv_queue_work(uv_default_loop(), &baton->request, Work, AfterWork);..
>> }
>>
>> void AfterWork(uv_work_t *req) {
>>   Baton *baton = static_cast<Baton *>(req->data);  HandleScope scope;
>>   
>>   const int argc = 1;
>>   Handle<Value> argv[argc] = { String::NewFromUtf8(isolate, "hello world") };
>>   
>>   TryCatch try_catch;
>>   
>> *baton->callback->Call(Context::GetCurrent()->Global(), argc, argv);  *
>>   if (try_catch.HasCaught()) {
>>      node::FatalException(try_catch);
>>   }
>>
>>       baton->callback.Dispose();
>>       baton->callback.Clear();
>> ..
>> }
>>
>> Thanks,
>> -Jake
>>
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>
> -- 
> Christian Taltas
> KPMG Technologies Services - Directeur Général
> [email protected] <javascript:>  +33 6 24 80 20 11
> www <http://www.arpegeweb.com>  +33 1 55 68 60 85
>
>
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