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Re: enumeration set case syntax
Kevin Wortman scripsit:
> How about a syntax similar to case, that dispatches based on a member of
> an enumeration set, with enumeration-specific error checking?
> Specifically, an error would be signaled if the cases are not
> exhaustive, or if any clause datum is not a member of the enumeration set.
Due to phasing problems, this would only work with enumerations defined
using define-enumeration, and it would be awkward to implement it with
syntax-rules only. So I regretfully reject it for this SRFI.
I've added a version of the above to the Rationale section.
> (enum-set-min integer-set)
> (enum-set-max integer-set)
> should read
> (enum-set-min enum-set)
> (enum-set-max enum-set)
John Cowan cowan@xxxxxxxx
At times of peril or dubitation, http://www.ccil.org/~cowan
Perform swift circular ambulation,
With loud and high-pitched ululation.