On 25 Feb., 15:02, Stuart Sierra <the.stuart.sie...@gmail.com> wrote:
> I often find I need to do this when the mapping function depends on a
> dynamic context, like an open stream or an SQL connection. I'm not
> using side effects in this case, but I have to make sure that the
> sequence is completely realized before leaving the scope in which it
> was created. This issue has been mentioned before, but there doesn't
> seem to be a good general-purpose solution.

I have an "eager" module that contains emap, econcat, efilter
and things like that.

Open streams, SQL result sets, stuff that uses dynamic variables.

Cheers,
Juergen
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