bug#40869: Scheme syntax-rules indent when using ellipsis symbol

[Lars Ingebrigtsen]

Jakub Jankiewicz <jcubic@onet.pl> writes:

> According to srfi-46 the syntax-rules can have extra first parameter:
>
> This is the indent:
>
> (define-syntax list+
>   (syntax-rules ::: ()
>                 ((_ args :::) '(args :::))))
>
> it should be the same as without ellipis extra symbol:
>
> (define-syntax list+
>   (syntax-rules ()
>     ((_ args ...) '(args ...))))

(I'm going through old bug reports that unfortunately weren't resolved
at the time.)

I've now fixed this in Emacs 29.

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