Ticket #1773 (closed proposal: fixed)
Add Compositor class as superclass of Arrow, in Control.Compositor
|Reported by:||guest||Owned by:|
|Type of failure:||Difficulty:||Unknown|
|Test Case:||Blocked By:|
The Compositor class has two members:
class Compositor comp where identity :: comp a a (>>>) :: comp a b -> comp b c -> comp a c
with the obvious monoid. A number of useful types are Compositors but not Arrows.
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