[Haskell] Read Instances for Data.Map and Data.Set

[Simon Peyton-Jones]

| > > There is no easy way currently for me to create a
| > > short synonym for the defining module name.  e.g.
| > >
| > >     import Some.Very.Long.Module.Name as Local
| >
| > I'd prefer such self-imports if they wouldn't need so much effort.
| 
| me too. I have requested it on the list before. they should be
| straightforward to add, the recursive module namespace rules are not
| very complicated at all and just allowing self-import doesn't involve
| anything but tweaking the renamer a bit and a fast fixpoint iteration.

If only it were so easy:

	module Foo where

	import Foo as Bar

	$(some splice stuff)

We don't know what Foo exports until we've run all the splices.  Sigh.

Simon