Re: emacs rendering comparisson between emacs23 and emacs26.3

[Alan Mackenzie]

Hello, Stefan.

On Sun, Apr 19, 2020 at 19:21:59 -0400, Stefan Monnier wrote:
> >> You don't know whether it's an unterminated raw string (the usual case)
> >> until you've scanned for a potential closing delimiter.
> > Is C++ syntax so ambiguous? Can R"( mean something else?

> No it has nothing to do with the language's syntax.

> It's just a UI choice: Alan likes to highlight the opening string
> delimiter of unterminated strings [ Not sure why CC-mode doesn't do the
> same for unterminated comments, tho maybe it's just an oversight.  ]

There isn't really such a thing as an unterminated comment.  A line
comment extends to the next unescaped EOL, a block comment extends to
the next */ or EOB.  The syntax routines and font locking already handle
it well.

> I think this should not vary between major modes, IOW it should be
> a separate feature that works on all major modes.


>         Stefan

-- 
Alan Mackenzie (Nuremberg, Germany).