Subject: Re: bug#13917: 24.3.50; Elisp manual: Font Lock Mode

From: Stefan Monnier <[email-masked]>
Date: Mon, 31 May 2021 08:52:53 -0400

Lars Ingebrigtsen [2021-05-31 08:40:42] wrote:
> Lars Ingebrigtsen <[email-masked]> writes:
>>> However, a font lock entry of the type
>>>
>>> ,----
>>> | (MATCHER . (face FACE PROP1 VAL1 PROP1 VAL2))
>>> `----
>>>
>>> does not actually work. What works is any of the forms:
>>>
>>> ,----
>>> | (MATCHER . (0 (face FACE PROP1 VAL1 PROP1 VAL2)))
>>> | (MATCHER 0 (face FACE PROP1 VAL1 PROP1 VAL2))
>>> | (MATCHER (0 (face FACE PROP1 VAL1 PROP1 VAL2)))
>>> `----
>>>
>>> (Where the first two are of course equivalent).
>>
>> Hm...  is this a bug in the documentation or the code, though?  It seems
>> like it would be logical for the described syntax to work, doesn't it?
>
> Perhaps Stefan as an opinion; added to the CCs.

I don't know if there might be some conflict with existing syntax.
Personally I dislike this support for those different syntaxes, it just
makes the doc and the code more complex without any clear benefit.

        Stefan