[Haskell-cafe] Problem on using template haskell.

Magicloud Magiclouds magicloud.magiclouds at gmail.com
Mon Oct 3 07:48:39 CEST 2011


On Mon, Oct 3, 2011 at 1:44 PM, Magicloud Magiclouds
<magicloud.magiclouds at gmail.com> wrote:
> Hi,
>  I am trying to use data-flags library. And failed on compiling the test code.
>
>  The code is like following, and the compiling error is
> "test.hs:4:24: parse error on input `{'"
> {-# LANGUAGE TemplateHaskell #-}
> import Data.Flags.TH
> $(bitmaskWrapper "Severity" ''Int [] False
>  [ ("NotClassified", #{const (2 ^ 0)})
>  , ("Information", #{const (2 ^ 1)})
>  , ("Warning", #{const (2 ^ 2)})
>  , ("Average", #{const (2 ^ 3)})
>  , ("High", #{const (2 ^ 4)})
>  , ("Disaster", #{const (2 ^ 5)})
>
>  What should I do?
> --
> 竹密岂妨流水过
> 山高哪阻野云飞
>

Sorry, please ignore this mail. I forgot the TH syntax.

-- 
竹密岂妨流水过
山高哪阻野云飞



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