GHC.Types.Meta

Metaprogramming types

Documentation

data MetaRequest

The supported metaprogramming result types

Constructors

MetaE (LHsExpr GhcPs -> MetaResult)

MetaP (LPat GhcPs -> MetaResult)

MetaT (LHsType GhcPs -> MetaResult)

MetaD ([LHsDecl GhcPs] -> MetaResult)

MetaAW (Serialized -> MetaResult)

type MetaHook f = MetaRequest -> LHsExpr GhcTc -> f MetaResult

data MetaResult

data constructors not exported to ensure correct result type

metaRequestE :: Functor f => MetaHook f -> LHsExpr GhcTc -> f (LHsExpr GhcPs)

metaRequestP :: Functor f => MetaHook f -> LHsExpr GhcTc -> f (LPat GhcPs)

metaRequestT :: Functor f => MetaHook f -> LHsExpr GhcTc -> f (LHsType GhcPs)

metaRequestD :: Functor f => MetaHook f -> LHsExpr GhcTc -> f [LHsDecl GhcPs]

metaRequestAW :: Functor f => MetaHook f -> LHsExpr GhcTc -> f Serialized