[Template-haskell] RE: template haskell printf doesn't compile...

Simon Peyton-Jones simonpj at microsoft.com
Fri Dec 3 12:03:58 EST 2004


Redirecting this to the Template Haskell mailing list

Guys, can you help Alex?

Simon

| -----Original Message-----
| From: S. Alexander Jacobson [mailto:alex at alexjacobson.com]
| Sent: 03 December 2004 16:59
| To: Simon Peyton-Jones
| Cc: GHC users
| Subject: RE: template haskell printf doesn't compile...
| 
| I was able to use the library documentation to get
| printf to compile.  But I still can't figure out
| how to produce Declarations. Is there a directory
| somewhere with more examples?
| 
| Note this is being used to overhaul my relational
| database code.
| 
| -Alex-
| 
| ______________________________________________________________
| S. Alexander Jacobson tel:917-770-6565 http://alexjacobson.com
| 
| 
| 
| On Fri, 3 Dec 2004, Simon Peyton-Jones wrote:
| 
| > Sorry Documentation out of date: consult the library documentation
for
| > up to date info.
| >
| > Change Expr to ExpQ
| > change string to stringE
| >
| > | -----Original Message-----
| > | From: glasgow-haskell-users-bounces at haskell.org
| > [mailto:glasgow-haskell-users-
| > | bounces at haskell.org] On Behalf Of S. Alexander Jacobson
| > | Sent: 02 December 2004 20:21
| > | To: GHC users
| > | Subject: template haskell printf doesn't compile...
| > |
| > | Tried to use the printf TH example described in
| > | the GHC docs
| > |
| > |
| >
http://www.haskell.org/ghc/docs/latest/html/users_guide/template-haskell
| > .html
| > |
| > | Got this error:
| > |
| > |   Chasing modules from: PrintMain.hs
| > |   Compiling Printf           ( ./Printf.hs, ./Printf.o )
| > |
| > |   ./Printf.hs:23: Type constructor or class not in scope: `Expr'
| > |
| > |   ./Printf.hs:26: Variable not in scope: `string'
| > |   ./Printf.hs:30: Type constructor or class not in scope: `Expr'
| > |
| > | Any clues?
| > |
| > | -Alex-
| > |
| > | ______________________________________________________________
| > | S. Alexander Jacobson tel:917-770-6565 http://alexjacobson.com
| > | _______________________________________________
| > | Glasgow-haskell-users mailing list
| > | Glasgow-haskell-users at haskell.org
| > | http://www.haskell.org/mailman/listinfo/glasgow-haskell-users
| > _______________________________________________
| > Glasgow-haskell-users mailing list
| > Glasgow-haskell-users at haskell.org
| > http://www.haskell.org/mailman/listinfo/glasgow-haskell-users
| >



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