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Re: Saving match data

From: Philipp Stephani
Subject: Re: Saving match data
Date: Fri, 16 Jun 2017 22:16:59 +0000

Stefan Monnier <address@hidden> schrieb am Fr., 16. Juni 2017 um 21:53 Uhr:

>> Indeed, there's also an expectation that "primitives" don't touch the
>> match-data.  It would be good to document it, tho it will take some work
>> to clarify what is meant by "primitive".
> At least all functions that are side-effect-free or pure (in the sense of
> byte-opt) are trivially in this category, so we could amend the help texts
> of these functions automatically.


That's at least easy enough to do (patch attached). 

Attachment: 0001-Say-that-side-effect-free-functions-don-t-change-the-m.txt
Description: Text document

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