I'm not sure that your iterator is async - there's no way to stop and 
continue on demand. You may also try something like this

    collection.asyncEach(function(err, chunk, next){
      if(err) throw err
      console.log(chunk)
      next()
    })

On Tuesday, 22 July 2014 21:11:34 UTC+4, Santiago Basulto wrote:
>
> Hello guys. I've been doning some experiments with Async iterators. You 
> can find more details in the repo I created[1] but I'll explain my 
> rationale behind it quickly: I'm a heavy python user and I love iterators. 
> They provide a nice and clean interface. When I started to get into node.js 
> I noticed the "lack" (or the lower use, to be precise) of them and started 
> doing some research. The problem I found was that, for async architectures, 
> blocking/regular iterators doesn't look like a good fit. Well, that's just 
> something I think, maybe I'm wrong. Please share your thoughts.
>
> [1] https://github.com/santiagobasulto/async-iterators
>

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