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Re: [Scheme-reports] 1.3.5 Naming conventions
Andy Wingo scripsit:
> It's said that a predicate is a procedure that returns #t or #f.
> Perhaps it would be better as "an effect-free procedure that returns #t
> or #f". The report does not contain any effectful predicates, but it
> does set up a vocabulary for schemers to use, and predicates should not
> have visible effects. As you like, though.
I have added this: "Predicates are generally understood to be side-effect
free, except that they may raise an exception when passed the wrong type
Where the wombat has walked, John Cowan <cowan@x>
it will inevitably walk again. http://www.ccil.org/~cowan
(even through brick walls!)
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