Re: [PATCH 03/13] xfs_scrub: add a couple of omitted invisible code points

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On Wed, Jul 03, 2024 at 11:35:10AM -0700, Darrick J. Wong wrote:
> I'm not sure how exactly to write a classifier here -- the 'invisible'
> and 'zero width' ones are obvious, but the 'joiner' code points don't
> seem to have any obvious trend to them.
> 
> For now I think I'll take the "conservative" approach and only flag
> things that sound like they're supposed to be general metacharacters,
> and leave out the modifier codepoints that are ok if they're surrounded
> by certain codepoints.  But this is a rather manual process.

Oh, right.  There is no clear identification and you are just doing
a manual search based on viѕual output.  Yes, there's unfortunately
no really good way to automate that.





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