Re: Streams: add stream-delay and streams of directory files

[Nicolas Petton]

Michael Heerdegen <address@hidden> writes:

> Hello,

Hi Michael,

> attached (at the end) is a patch for stream.el adding two things: (1) a
> new macro `stream-delay' and (2) a function `stream-of-directory-files'
> returning streams of directory files, optionally recursively.
> Especially in the recursive case, a stream of directory files is better
> to handle than a list: since it's delayed, it just encapsulates a
> directory search to do.  No huge list needs to be accumulated; you can
> stop when you have found what you have searched for, resume searching
> later, etc. - just as with any stream.

It looks really good, thank you!

Would you mind adding tests for `stream-delay' and
`stream-of-directory-files'?  (A regression test for the stream
implementation of `seq-copy' would be great too!)

Thanks again,
Nico

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