Re: `font-lock-add-keywords' works... sometimes

[Michael Heerdegen]

Emanuel Berg <moasenwood@zoho.eu> writes:

> Why does this work
>
>     (font-lock-add-keywords 'message-mode
>      '(
>        ("yellow" . font-lock-function-name-face)
>       )
>      t) ; append [2]
>
> but not this
>
>     (font-lock-add-keywords 'text-mode
>      '(
>        ("yellow" . font-lock-function-name-face)
>       )
>      t) ; append [3]
>
> ?

This works:

(progn
  (font-lock-add-keywords 'text-mode
     '(("yellow" . font-lock-function-name-face))
     t)
  (font-lock-ensure))

But I don't know much about the details.


Michael.