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Re: streams are cool, you could stream virtually anything!


From: Michael Heerdegen
Subject: Re: streams are cool, you could stream virtually anything!
Date: Wed, 04 Nov 2015 18:57:39 +0100
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/25.0.50 (gnu/linux)

Hi Nicolas,
> Because streams are lazy and immutable, you can reuse such a stream
> forever or keep it for later, move around in a buffer or modify the
> buffer and re-evaluate the stream (you'll get new match data), or map
> the result, etc.

A different cool thing you can use streams for is to traverse a file
tree recursively (to do something with the files, e.g. search them).

With streams, such an operation can be paused and resumed later.

Will make a PR if you are interested (but it is easy to implement).


Regards,

Michael.




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