lambda (x) (car x) is exactly the same as car. You should be able to write
just
#(map car all-grob-descriptions)
instead.
2013/10/1 Urs Liska <u...@openlilylib.org>
> Am 01.10.2013 12:04, schrieb David Kastrup:
>
> Urs Liska <u...@openlilylib.org> writes:
>>
>> Am 29.09.2013 17:04, schrieb David Kastrup:
>>>
>>>> \new Voice \with { \mapList #colorizeDir Slur.StringNumber.TextScript }
>>>>
>>> \new Voice \with { \mapList #colorizeDir #(map (lambda (x) (car x))
>>> all-grob-descriptions) }
>>>
>>> Adds the option of coloring all grobs with a 'direction property.
>>>
>> I cringe whenever I see something like (lambda (x) (car x)). You are
>> aware that this is just an obfuscated version of car itself?
>>
>> No. But I'm ready to learn.
> What I want to achieve here (with the map) is a list of all cars of
> all-grob-descriptions.
>
>
> #(map (lambda (x) (car x)) all-grob-descriptions)
>
> gives me what I want. So what would I have to do to make it cleaner/less
> obfuscated?
>
> Urs
>
>
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