[Haskell-cafe] Re: Editors for Haskell

Thomas Hallgren hallgren at cse.ogi.edu
Thu Jun 1 02:05:04 EDT 2006

Brian Hulley wrote:

> Another thing which causes difficulty is the use of qualified operators, 
> and the fact that the qualification syntax is in the context free 
> grammar instead of being kept in the lexical syntax (where I think it 
> belongs).

You are in luck, because according to the Haskell 98 Report, qualified 
names are in the lexical syntax!


So, C.f is a qualified name, but C . f is composition of the Constructor 
C with the function f.

Thomas H

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