Re: "Mensurstriche" (barlines between systems) and Repeat signs.

[Aaron Hill]

On 2019-02-01 9:04 am, Malte Meyn wrote:
> Am 01.02.19 um 16:53 schrieb Aaron Hill:
> > "" is already a valid bar line that has an empty glyph, so just extend 
> > that one:
> >
> > %%%%
> > \version "2.19.82"
> >
> > \defineBarLine "-span" #'("|" "|" "|")
> > \layout { \context { \Score defaultBarType = "-span" } }
> > \new StaffGroup << \new Staff \repeat unfold 12 b'4
> >                     \new Staff \repeat unfold 12 b'4 >>
> > %%%%
>
> That’s not enough: #'("|" "|" "|") will make full bar lines at line
> breaks. When I try #'("" "" "|") instead, no span bar is printed at
> line end. But the following seems to work:

I goofed when I posted my solution, as I had intended it to be #'("" "" 
"|"), since it was meant to be only the span bar.

> • in the middle of a line, the staff bar is taken from the name "-m"
> and the span bar from the third argument "|"
> • at the begin of a line, the second argument is used: "" is an empty
> staff bar *with empty span bar* (default for "" bar lines)
> • at the end of a line, the first argument is used: "" is not
> sufficient here, because the span bar is taken from the "" definition
> instead of the third argument; setting the first argument to "-m"
> looks into the third argument of this definition.

That very much sounds like a bug and should be reported.  The final 
argument is the span setting which should be agnostic of start and end 
styles and vice versa.

-- Aaron Hill