[Haskell-cafe] RFC: A standardized interface between web servers and applications or frameworks (ala WSGI)

Brandon S. Allbery KF8NH allbery at ece.cmu.edu
Sun Apr 13 10:33:05 EDT 2008


On Apr 13, 2008, at 10:21 , Manlio Perillo wrote:
> I'm not yet an Haskell expert, however one of the great feature of  
> WSGI is that the environ is a Python dictionary.
> This means that the user can add new keys/values in it.
>
>
> I'm using this feature, in my WSGI implementation for Nginx (and in  
> a mini framework I'm writing) to store user configuration in the  
> environment, and to cache the result of the parsing of request  
> headers.
>
> I'm not sure if this make sense in Haskell.

Er, that's just a StateT and possibly a ReaderT.  I suspect a  
specific monad stack wrapping IO will end up being part of the  
interface anyway.

-- 
brandon s. allbery [solaris,freebsd,perl,pugs,haskell] allbery at kf8nh.com
system administrator [openafs,heimdal,too many hats] allbery at ece.cmu.edu
electrical and computer engineering, carnegie mellon university    KF8NH




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