[GHC] #5144: Pattern synonyms
GHC
ghc-devs at haskell.org
Thu Aug 22 11:49:00 UTC 2013
#5144: Pattern synonyms
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Reporter: simonpj | Owner: cactus
Type: feature request | Status: new
Priority: normal | Milestone: _|_
Component: Compiler | Version:
Resolution: | Keywords:
Operating System: Unknown/Multiple | Architecture: Unknown/Multiple
Type of failure: None/Unknown | Difficulty: Unknown
Test Case: | Blocked By:
Blocking: | Related Tickets:
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Comment (by igloo):
I haven't followed the design, but I would expect exporting "pattern P" to
either be an error ("P is a data constructor, not a pattern") or to export
P in a way that allows it only to be used as a pattern, not an expression.
--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/5144#comment:24>
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