[Haskell-cafe] :, infix operator, infix constructor, et cetera

[Ian Lynagh]

On Sun, Aug 26, 2007 at 01:35:33PM +0100, Andrew Coppin wrote:
> Isaac Dupree wrote:
> >
> >Except that (for no particularly good reason) ":" is a reserved symbol 
> 
> Really? That's interesting... AFAIK, according to the Report, it 
> shouldn't be.

It is; from http://haskell.org/onlinereport/syntax-iso.html

consym   ->      (: {symbol | :})<reservedop>
reservedop   ->      .. | : | :: | = | \ | | | <- | -> | @ | ~ | =>

> I just tested. GHC won't let me, WinHugs will. Hmm...

Sounds like a WinHugs bug if you haven't enabled extensions.


Thanks
Ian