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bug#44328: 27.1; [PATCH] Add expand-abbrev-maybe condition key binding

From: Lars Ingebrigtsen
Subject: bug#44328: 27.1; [PATCH] Add expand-abbrev-maybe condition key binding
Date: Sun, 01 Nov 2020 15:25:21 +0100
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux)

Zhu Zihao <all_but_last@163.com> writes:

> +@vindex expand-abbrev-maybe
> +  If you don't want to check expand for every @code{self-insert-command}
> +like Abbrev mode. There's a variable describing a conditional key definition
> +You can bind it to some key like @kbd{TAB}. It' ll expand abbrev if
> +there's some abbrev at point, and act like usual @kbd{TAB} if there's not.


> +(defconst expand-abbrev-maybe
> +  '(menu-item "" expand-abbrev
> +    :filter (lambda (cmd) (and (abbrev--before-point) cmd)))
> +  "A conditional key definition for `expand-abbrev'.
> +When this was bound, it will expand abbrev at point if there're any possible
> +abbrev.")

I'm afraid I don't understand the meaning of this constant, or what this
is trying to achieve.  You talk about adding a new key binding, which
should presumably refer to a new command (i.e. function)?

(domestic pets only, the antidote for overdose, milk.)
   bloggy blog: http://lars.ingebrigtsen.no

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