bug#24540: 25.1; doc of `abbrev-expand-function(s)', "wrapper hooks",...

[Andreas Röhler]

On 25.09.2016 16:53, Drew Adams wrote:
> Let's check the doc, starting with `expand-abbrev':
>
> "Calls `abbrev-expand-function' with no argument to do the work, and
> returns whatever it does."
>
> (It should say that it calls the _value of variable_
> `abbrev-expand-function'.)

Hmm, the explicit "-function" tells me, there is something uncommon: ah, 
that's not a function at this level.

OTOH a thing would be to name a function  "-function".
But these are conventions, which also apply to other parts.
Think it's worth to be brought to emacs-devel.