Re: BUG: Colorize background of whitespace

[Greg Wooledge]

On Wed, Oct 25, 2023 at 02:48:20PM +0000, David wrote:
> On Wed, 25 Oct 2023 at 11:51, Greg Wooledge <greg@wooledge.org> wrote:
> > On Wed, Oct 25, 2023 at 10:29:32AM +0200, Holger Klene wrote:
> > > Repeat-By:
> > > run the following command line:
> > > clear; seq 50; printf '\e[36;44m\nsome colored\ttext with\ttabs\e[m\n'
> > > Play with the parameter to seq, to keep the line within the first screen 
> > > or move it offscreen.

> The bug being reported is that the '\t' characters have a black background
> if the 'seq' argument is low enough that its lines 1 and 2 remain
> visible when run.
> But if the 'seq' argument is changed to be bigger, so that (at least)
> lines 1 and 2 both
> scroll off the top of the terminal window so that they are not visible, then 
> the
> '\t' characters then get the expected blue background.

Ahh.  That wasn't clear to me.  Thanks.

In an 80x24 rxvt-unicode or xterm terminal, "seq 22" shows the reported
problem, and "seq 23" does not.