Re: How to write a ly:pitch? as element of a pair?

[David Kastrup]

Urs Liska <address@hidden> writes:

> Hi Malte, David,
>
> thank you for your suggestions.
>
>
> Am 21.03.2018 um 15:43 schrieb David Kastrup:
>> Urs Liska <address@hidden> writes:
>>
>>> Hi all,
>>>
>>> ...
>>>
>>>
>>> So is there a convenient way to write a pitch within a Scheme expression?
>> Like usual with quoting.
>>
>> transposition = #`( ,#{ d' #} . "D")
>>
>> Or even without quoting:
>>
>> transposition = #(cons #{ d' #} "D")
>>
>> But frankly: I'd use separate variables instead.
>>
>
> Indeed, now that I see it this really isn't an option. Probably I'll
> rather change the other end of the rope and don't treat the data as a
> pair internally at all.

Or

transposed =
#(define-scheme-function (p m) (ly:pitch? markup?) (cons p m))

transposition = \transposed d' "D"

-- 
David Kastrup