#8021: Multiple constraint classes - the alternative to superclass
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Reporter: wvv | Owner:
Type: feature request | Status: new
Priority: normal | Component: Compiler
Version: 7.6.3 | Keywords:
Os: Unknown/Multiple | Architecture: Unknown/Multiple
Failure: None/Unknown | Blockedby:
Blocking: | Related:
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Comment(by wvv):
It new class Typeable work nice, interface could be rewritten as
{{{
class interface Monoid (a :: k) where ...
}}}
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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/8021#comment:4>
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The Glasgow Haskell Compiler
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