Re: Implementing a custom :set function for an alist of key-directory pairs

On Thursday, August 27th, 2026 at 12:00 PM, [email protected] <[email protected]> wrote:

> Heime <[email protected]> writes:
> 
> > I made the following customisable variable consisting of an alist
> > of key-directory pairs.
> >
> > The user can change the directory for each key at will. How does
> > one construct the :set function exactly for this case?
> >
> 
> Something for you to try is to delete your ‘initialize:’ and
> ‘set:’ options and use the defaults in your ‘defcustom’.
> Then:
>     M-x customize-option <your-option-name> RET
> 
> Try changing the values, adding new values (using the ‘Ins’
> button), and deleting values (using the ‘Del’ button).  Use
> the ‘Apply’ button to apply your changes to the user option.
> Confirm your changes by typing C-h v <your-option-name>.
> 
> If that all works as expected, then you might not need to
> write customized ‘initialize:’ or ‘set:’ functions.  If it
> does not work, then you can identify cases that need
> additional code.

Have already experimented with changing, adding, and deleting values 
using the customistion buffer.  But I want to see how I can set up 
the :initialize and :set functions se they work properly and see them 
influencing the process.