Re: Zoom: a window management minor mode -- best practices and questions

[Stefan Monnier]

>> (add-hook 'pre-redisplay-function 'foo)
>
> `add-hook' is for variables which are lists of functions, for
> pre-redisplay-function which holds a single function, you should use
> add-function:
>
> (add-function :after pre-redisplay-function #'foo)

Indeed.
And there's also pre-redisplay-functions which you can use with add-hook
and is slightly simpler to use.


        Stefan