Re: Make format-spec accept a function as the substitution

[Philip Kaludercic]

Stefan Kangas <stefankangas@gmail.com> writes:

> Philip Kaludercic <philipk@posteo.net> writes:
>
>> Is there no worthwhile information to pass the lambda function?
>
> I don't know.  Any ideas?

The best I can think of would be a number, indicating what %-spec is
being replaced?

>> (I like the λ notation by the way, would be nice to have a (defalias 'λ
>> #'lambda) in subr.el).
>
> Isn't it better to do that with, e.g., `prettify-symbols-mode'?
> It doesn't seem worth rewriting all the tooling to deal with λ
> correctly.

What tooling?  Isn't Elisp unicode compatible?