Re: Automatically identify beats

[David Kastrup]

Thomas Morley <address@hidden> writes:

> If you have too much time, you may have a look at ‘scheme-engraver.ly’
> from
> http://lilypond.org/doc/v2.13/input/regression/collated-files.html The
> newer file uses the great 'make-engraver'-macro (by David Kastrup).
> Otoh, this macro hides an engraver _is_ a list (which is obvious, if
> you look in the older file).

An engraver is not a list, just like it isn't a string like
"Note_engraver".  That's just how you _specify_ an engraver.  If it's a
list, the Scheme_engraver type will be used for actually instantiating
an engraver (which is bound to a particular context), initialized using
the list contents.

-- 
David Kastrup