On Mon, Sep 19, 2011 at 9:35 PM, David Kastrup <[email protected]> wrote:
> Colin Campbell <[email protected]> writes:
>
>> Issue 935: Enhancement: optional arguments in music functions - R
>> 5023044
>
> Cancel countdown. I am still fuzzing with avoiding O(n^2) rules for n
> syntax classes, and trying to cater for multiple optional arguments in a
> row. Doing both is a challenge requiring quite a bit of cleanup, and
> applying the current patch would be a step backward. Hope to get
> something working soon. I have a working version right now, but don't
> like to leave ~80 shift/reduce conflicts (basically 2n with n being the
> number of terminal symbols that may start an argument).
Have you considered adding a special syntax for optional arguments?
Like \foo[opt]{mandatory} in tex...
Joe
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