Re: Placing eol glyph (buffer-display-table) before an overlay after-string.

[Eli Zaretskii]

> From: Yuri Khan <address@hidden>
> Date: Sat, 12 Aug 2017 17:18:35 +0700
> Cc: Keith David Bershatsky <address@hidden>,
>       Emacs developers <address@hidden>
> 
> > whitespace-mode doesn't use overlay strings, and it doesn't try to
> > replace the visual representation of the newline.
> 
> It sets up a display table with entries for tab, newline, and space.
> And hl-line uses an overlay. hl-line’s overlay doesn’t use the
> after-string property, though, which must be why they work together.

hl-line uses overlays only for setting the face of the displayed text,
not for displaying extra stuff via after-string.

The problem, AFAIU, is to display the after-string _after_ the glyph
which represents the newline.  Which currently cannot be done.