Re: Macro used for dynamic setting of font-lock-keywords

[Kevin Rodgers]

Sebastian Tennant wrote:
> Quoth Tim X <timx@nospam.dev.null>:
> > symbol word is getting added to the list. Try this
> >
> > (defun my-add-keyword (word) 
> >     (font-lock-add-keywords nil (cons word font-lock-warning-face)) t))
>
>
> Your function (above) needs an extra cons but now it works:
>
>   (defun my-add-keyword (word) 
>       (font-lock-add-keywords nil (cons (cons word font-lock-warning-face) '(t))))

You might find this more readable:

(defun my-add-keyword (word)
  (font-lock-add-keywords nil `((,word . ,font-lock-warning-face) t)))

> Thanks for pointing out the obvious, although I enjoyed cobbling
> together my macro kludge.  I can't believe it didn't occur to me to
> use cons.  I suppose it's because I'm thinking macros generally at the
> moment, and hell... why use a simple cons or two, when you can write a
> complicated macro!

Or a simple backquote :-)

--
Kevin Rodgers
Denver, Colorado, USA