RE: instance Data (Complex a)

2006-11-01 Thread Simon Peyton-Jones
I've added 'deriving Data' to Complex.  (There are probably other
missing ones too...let us know.)

S

| -Original Message-
| From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED]
| On Behalf Of Chad Scherrer
| Sent: 26 October 2006 19:08
| To: GHC Users
| Subject: instance Data (Complex a)
| 
| I was playing around with the Data.Generics stuff, and I'm getting an
| error that says
| 
| No instance for (Data (Complex Double))
| 
| Looking at the source for Data.Complex, I see it is an instance of
| Typeable, but not of Data. Is there a reason not to add deriving
| Data on the end of this?
| 
| Thanks,
| Chad
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instance Data (Complex a)

2006-10-26 Thread Chad Scherrer

I was playing around with the Data.Generics stuff, and I'm getting an
error that says

No instance for (Data (Complex Double))

Looking at the source for Data.Complex, I see it is an instance of
Typeable, but not of Data. Is there a reason not to add deriving
Data on the end of this?

Thanks,
Chad
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