[Haskell] Re: scoped type variables

2009-03-17 Thread Chung-chieh Shan
Norman Ramsey n...@cs.tufts.edu wrote in article 20090316154743.12f45104...@lakeland.eecs.harvard.edu in gmane.comp.lang.haskell.general: ... In any case, I hope this question is orthogonal to the problem of permitting a type declaration as a 'decl' in a where clause and not a mere lonely

[Haskell] Re: scoped type variables

2009-03-16 Thread Norman Ramsey
[Opening discussion to broader audience: I asked Simon PJ about scoped type variables and type abbreviations] | With scoped type variables, it would be useful to be able to define | a type abbreviation in a where clause, so that the scoped | type variable could be used on a right-hand side.