bug#10522: Patch: Improve optional variable and keyword notation in manual

[Daniel Hartwig <mandyke@gmail.com>]

On 3 March 2013 03:36, Andy Wingo <wingo@pobox.com> wrote:
> Hi Bake,
>
> On Fri 03 Feb 2012 14:28, Andy Wingo <wingo@pobox.com> writes:
>
>> Hi Bake,
>>
>> This patch looks great.  I do have a couple of comments before
>> applying.  It would probably be useful to have input from others as
>> well, so I'm copying guile-devel.
>>
>> On Mon 16 Jan 2012 20:46, Bake Timmons <b3timmons@speedymail.org> writes:
>>> -@deffn {Scheme Procedure} resolve-module name [autoload=#t] [version=#f] [#:ensure=#t]
>>> +@deffn {Scheme Procedure} resolve-module name [autoload=#t [version=#f]] @
>>> +                          [#:ensure ensure=#t]
>>
>> Nesting the optional arguments in brackets can get a bit ugly.  It is
>> precise but verbose.  But I suppose we should not encourage interfaces
>> with many optional arguments, so perhaps it is a moot point.
>>
>> Also, it seems pedantic to repeat the keyword arguments (once as
>> keyword, once as identifier).  Surely #:foo=bar is unambiguous?
>
> A year later, I pushed a version of your patch that doesn't nest
> optional arguments or duplicate the keyword argument names, but it does
> apply the other changes (and it makes keyword argument notation more
> consistent).  Thanks for the patch, and looking forward to more of them
> :)

Can I ask whether it is preferred to use, e.g. @code{#f}, for the
default values, as some places seem to and others don't.  This patch
is not using @code, but then, neither does it touch any doc. that was
previously.