#2315: Control.Applicative.ZipList doesn't derive Show
-------------------------+--------------------------------------------------
Reporter: newsham | Owner:
Type: bug | Status: new
Priority: normal | Component: libraries (other)
Version: 6.8.2 | Severity: normal
Keywords: | Testcase:
Architecture: Multiple | Os: Multiple
-------------------------+--------------------------------------------------
The Control.Applicative.ZipList type is not an instance of Show.
To reproduce
show $ ZipList [1,2,3]
which gives an error:
add an instance declaration for (Show (ZipList t))
--
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/2315>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler_______________________________________________
Glasgow-haskell-bugs mailing list
[email protected]
http://www.haskell.org/mailman/listinfo/glasgow-haskell-bugs
