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puffnfresh/TH.hs

Created September 12, 2017 11:20
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TH.hs
removeModName :: Name -> Name
removeModName =
filterModName (const False)
removeAllModNames :: Dec -> Dec
removeAllModNames =
transformOnOf (_SigD . _2) typeChildren (typeName %~ removeModName) .
transformOnOf (_ValD . _2 . bodyExp) expChildren (expName %~ removeModName)
simplify :: Dec -> Dec
simplify =
_SigD . _2 %~ removeEmptyForall
renderNoLength :: Ppr a => a -> String
renderNoLength =
HPJ.renderStyle (HPJ.style { HPJ.lineLength = maxBound }) . to_HPJ_Doc . ppr
simplifiedTH :: [Dec] -> ExpQ
simplifiedTH =
stringE . renderNoLength . fmap (simplify . removeAllModNames)
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