per at bothner.com
Wed Jan 22 14:12:17 PST 2014
On 01/22/2014 01:36 PM, Jed Wesley-Smith wrote:
> Either style solutions force you to deal with error conditions, whereas a
> multiple return does not.
People may be talking about two different but related things:
(1) Multiple return values.
(2) Multiple return "continuations", including how to
encode and detect error returns.
Handling Either is useful for (2).
Returning Pair (or in general: tuples) is useful for (1).
per at bothner.com http://per.bothner.com/
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