David,

On Wed, Feb 13, 2019 at 8:35 AM David Kastrup <d...@gnu.org> wrote:
>
> David Nalesnik <david.nales...@gmail.com> writes:
>
> > On Wed, Feb 13, 2019 at 7:49 AM Trevor Bača <trevorb...@gmail.com> wrote:
> >>
> >> Could somebody else possibly provide James a patch of David N.'s
> >> alternateTextSpannerEngraver?
> >>
> >> Trevor.
> >
> > The issue which would come up is that it is written in Scheme, rather
> > than C++.  This has implications for documentation.
>
> It does?  What kind of documentation cannot be achieved in Scheme that
> would be possible in C++?
>
> Here is some page from the Internals reference:
>
>     File: lilypond-internals.info,  Node: Merge_rests_engraver,  Next: 
> Metronome_mark_engraver,  Prev: Mensural_ligature_engraver,  Up: Engravers 
> and Performers
>
>     2.2.71 Merge_rests_engraver
>     ---------------------------
>
>     Engraver to merge rests in multiple voices on the same staff.  This
>     works by gathering all rests at a time step.  If they are all of the
>     same length and there are at least two they are moved to the correct
>     location as if there were one voice.
>
>        Properties (read)
>
>          ‘suspendRestMerging’ (boolean)
>               When using the Merge_rest_engraver do not merge rests when
>               this is set to true.
>
>        ‘Merge_rests_engraver’ is not part of any context.
>
>
> This is an engraver written in Scheme.

Ah, OK, thanks for the update.  I must be thinking of a past state of affairs.

David N

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