On Thu, 2004-08-26 at 09:47, MR K P SCHUPKE wrote:
> You can do it using overlapping instances...
>
> data A
> data B b
> data C c
>
> instance Encode A where ...
>
> instance Encode b => Encode (B b) where
>
> instance Encode c => Encode (C c) where
>
> Keean.
I don't understand what y
You can do it using overlapping instances...
data A
data B b
data C c
instance Encode A where ...
instance Encode b => Encode (B b) where
instance Encode c => Encode (C c) where
Keean.
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On Wed, Aug 25, 2004 at 08:38:51PM +0100, Simon D. Foster wrote:
> Ok then, well it looks like this method is going to very cumbersome to
> use; for example a context for a reasonably simple complex data-type
> would be;
>
> (Hook Element t, Hook Bool t, Hook [ERS] t, Hook (Selection ERS) t, Hook
On Wed, 2004-08-25 at 16:19, Tomasz Zielonka wrote:
> >
> > Is there anyway of getting around this?
>
> Perhaps you could just 'encode Id' that parts?
>
> Best regards,
> Tom
Ok then, well it looks like this method is going to very cumbersome to
use; for example a context for a reasonably simpl
On Wed, Aug 25, 2004 at 04:14:48PM +0100, Simon D. Foster wrote:
> I think I jumped the gun it a bit; it almost works, but when I try to
> declare a serializer for a type with several parts e.g.
>
> data Person = Person PackedString PackedString Int
>
> instance (Hook Person t) => Serializer Pers
On Wed, 2004-08-25 at 14:00, Tomasz Zielonka wrote:
> On Wed, Aug 25, 2004 at 01:54:08PM +0100, Simon D. Foster wrote:
> > On Wed, 2004-08-25 at 08:39, Tomasz Zielonka wrote:
> > - snip -
> >
> > > I hope that helps,
> > >
> > > Best regards,
> > > Tom
> >
> > That method works perfectly! Thank
On Wed, Aug 25, 2004 at 01:54:08PM +0100, Simon D. Foster wrote:
> On Wed, 2004-08-25 at 08:39, Tomasz Zielonka wrote:
> - snip -
>
> > I hope that helps,
> >
> > Best regards,
> > Tom
>
> That method works perfectly! Thank you so much! I assume there is no way
> of achieving this without overla
On Wed, 2004-08-25 at 08:39, Tomasz Zielonka wrote:
- snip -
> I hope that helps,
>
> Best regards,
> Tom
That method works perfectly! Thank you so much! I assume there is no way
of achieving this without overlapping instances?
Thanks,
-Si.
--
Simon D. Foster <[EMAIL PROTECTED]>
Sheffield Un
On Tue, Aug 24, 2004 at 07:35:46PM +0100, Simon D. Foster wrote:
> I'm trying to implement an extensible XML De/Serializer in Haskell for
> use with SOAP and XML Schema (using the Haskell XML Toolbox). The idea
> is you have a type-class, which is instantiated for each type you want
> to encode/de-
I'm trying to implement an extensible XML De/Serializer in Haskell for
use with SOAP and XML Schema (using the Haskell XML Toolbox). The idea
is you have a type-class, which is instantiated for each type you want
to encode/de-encode. This class (atm) takes the form;
class XMLSerializer a where
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