7 Jul
2006
7 Jul
'06
3 a.m.
"Simon Peyton-Jones"
Brian Hulley wrote:
| import A.B.C( T1 ) from "foo" | import A.B.C( T2 ) from "bar" | type S = A.B.C.T1 -> A.B.C.T2
| I'd suggest that the above should give a compiler error that A.B.C is | ambiguous (as a qualifier), rather than allowing T1 to disambiguate it,
But that's inconsistent with Haskell 98.
FWIW, I agree with Brian that this is not good practice. If it can't be forbidden, I would suggest that compilers emit a warning about it. -k -- If I haven't seen further, it is by standing in the footprints of giants