getOpt return record of type a rather than [a]

Henning Thielemann lemming at
Wed Dec 19 04:56:48 EST 2007

On Tue, 18 Dec 2007, Stefan O'Rear wrote:

> The approach you describe is quite possible with the current GetOpt,
> just apply (foldr ($) initialValue) to the return value, and allow a to
> be instantiated with a function type.

I thought this must be a good article for Category:Idioms, and what do I
find there ...

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