From: Tino Calancha <tino.calancha@gmail.com>
Date: Wed, 28 Apr 2021 21:31:25 +0200
Cc: 46374@debbugs.gnu.org, Stefan Monnier <monnier@iro.umontreal.ca>,
Quách Mỹ Uyên Nhi
<uyennhi.qm@gmail.com>
Juri Linkov <juri@linkov.net> writes:
+(defcustom save-some-buffers-default-predicate save-some-buffers-default-fun
+ "Generator function of the default predicate for `save-some-buffers'.
+
+It must be a function with no arguments that returns a predicate.
+This predicate is called (with no parameters) from the buffer to be
+saved.
Reading this, I'm confused: a function that returns a predicate? If
this is literally so, why do we need this two-step approach? why not
have the value _be_ a predicate function?