From: skaller <skaller@users.sourceforge.net>
To: Jacques Garrigue <garrigue@math.nagoya-u.ac.jp>
Cc: tom.primozic@gmail.com, caml-list@inria.fr
Subject: Re: [Caml-list] Type system infering 'a and '_a
Date: Thu, 14 Sep 2006 12:13:05 +1000 [thread overview]
Message-ID: <1158199985.5405.69.camel@rosella.wigram> (raw)
In-Reply-To: <20060914.092410.105434224.garrigue@math.nagoya-u.ac.jp>
On Thu, 2006-09-14 at 09:24 +0900, Jacques Garrigue wrote:
> From: Tom <tom.primozic@gmail.com>
> The main role of a type system is not to be smart, just to be correct :-)
Bull! Ordinary variants are correct. Polymorphic variants are SMART :)
Second order polymorphism for class and record fields .. that's
pretty smart too. Particularly the fact it works with the usual
type inference with only minor hiccups (occasionally you need
some coercions).
--
John Skaller <skaller at users dot sf dot net>
Felix, successor to C++: http://felix.sf.net
prev parent reply other threads:[~2006-09-14 2:13 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-09-13 16:10 Tom
2006-09-14 0:24 ` [Caml-list] " Jacques Garrigue
2006-09-14 2:13 ` skaller [this message]
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