#6018: Injective type families -------------------------------------+------------------------------------- Reporter: lunaris | Owner: jstolarek Type: feature | Status: new request | Milestone: 7.10.1 Priority: normal | Version: 7.4.1 Component: Compiler | Keywords: TypeFamilies, Resolution: | Injective Operating System: | Architecture: Unknown/Multiple Unknown/Multiple | Difficulty: Unknown Type of failure: | Blocked By: None/Unknown | Related Tickets: #4259 Test Case: | Blocking: | Differential Revisions: | -------------------------------------+------------------------------------- Comment (by rwbarton): We could also reuse an existing keyword, e.g., `type family F a :: * | type -> a`. -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/6018#comment:47 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler