Editors will also auto-complete poorly, and sometimes "smart indent" poorly if the extension isn't recognized. I deal with this on a regular basis when I dig into a standard library header.

> -----Original Message-----
> From: SG15 <sg15-bounces_at_[hidden]> On Behalf Of Matthew
> Woehlke via SG15
> Sent: Thursday, August 29, 2019 1:10 PM
> To: Olga Arkhipova <olgaark_at_[hidden]>; sg15_at_[hidden]; Ville
> Voutilainen <ville.voutilainen_at_[hidden]>
> Cc: Matthew Woehlke <mwoehlke.floss_at_[hidden]>
> Subject: [EXTERNAL] Re: [SG15] module source suffixes
>
> On 29/08/2019 13.56, Olga Arkhipova wrote:
> > Even non compiling editors will need to be aware of new syntax (if not
> BMIs) to show something meaningful for modules, aren't they?
>
> Yeeeees... and no. Lines with module directives may (probably will) mis-
> highlight, but most of the file should be reasonable.
>
> --
> Matthew
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