Re: Convert rest to spacer

[Leo Correia de Verdier]

Thanks a lot! 

Especially for the extending lilypond doc, which I knew is out there but didn’t 
know the name of and couldn’t find. Great work!

> 13 sep. 2021 kl. 16:07 skrev Jean Abou Samra <jean@abou-samra.fr>:
> 
> Le 13/09/2021 à 15:49, Leo Correia de Verdier a écrit :
>> Dear list!
>> 
>> How would I go about to write a scheme function that converts all rests in a 
>> passage of music to spacer rests?
>> 
>> Thanks in advance!
>> 
>> /Leo
> 
> 
> \version "2.22.1"
> 
> restsToSkips =
> #(define-music-function (music) (ly:music?)
>    (music-map
>      (lambda (m)
>        (if (music-is-of-type? m 'rest-event)
>            (make-music 'SkipEvent m)
>            m))
>      music))
> 
> \restsToSkips { r1 c'2 s4 r4 }
> 
> 
> Some explanations about music-map, music-is-of-type?
> and make-music are at
> https://extending-lilypond.readthedocs.io/en/latest/music.html#music-expressions
> 
> Best,
> Jean
> 
>