[GHC] #13809: TH-reified type familly and data family instances have a paucity of kinds
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Sun Jun 11 23:39:28 UTC 2017
#13809: TH-reified type familly and data family instances have a paucity of kinds
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Reporter: RyanGlScott | Owner: (none)
Type: bug | Status: new
Priority: normal | Milestone:
Component: Template Haskell | Version: 8.0.1
Resolution: | Keywords: TypeFamilies
Operating System: Unknown/Multiple | Architecture:
| Unknown/Multiple
Type of failure: None/Unknown | Test Case:
Blocked By: | Blocking:
Related Tickets: #8953 | Differential Rev(s):
Wiki Page: |
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Comment (by goldfire):
I prefer design (1). Design (1) also jibes with a ghc-proposal I'm about
to submit, allowing the user to write an explicit `forall` attached to any
class/type/data instance (including equations of a closed type family).
Others may feel differently, though.
--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/13809#comment:3>
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