Re: can we please define a face for compile.el mouseover?

[Chong Yidong <cyd@stupidchicken.com>]

Stefan Monnier <monnier@iro.umontreal.ca> writes:

> I see what you mean and I partly agree.  So part of the reason you
> want a different face is because you mouse-highlight the whole line.
> But admittedly, the regexps we use in compile.el seem to cover
> potentially long chunks of text, even without extending them to cover
> the whole line.  Maybe we should add a new face `long-highlight',
> inheriting from highlight and use it in compilation, or on the
> contrary maybe we should try and reduce the size of the
> mouse-highlighted text.

Any example of such usage in Emacs core code?