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{- |
Module : Text.Pandoc.Lua.Marshaling.AnyValue
Copyright : © 2017-2020 Albert Krewinkel
License : GNU GPL, version 2 or above
Maintainer : Albert Krewinkel <tarleb+pandoc@moltkeplatz.de>
Stability : alpha
Helper type to work with raw Lua stack indices instead of unmarshaled
values.
TODO: Most of this module should be abstracted, factored out, and go
into HsLua.
-}
module Text.Pandoc.Lua.Marshaling.AnyValue (AnyValue (..)) where
import Foreign.Lua (Peekable (peek), StackIndex)
-- | Dummy type to allow values of arbitrary Lua type. This just wraps
-- stack indices, using it requires extra care.
newtype AnyValue = AnyValue StackIndex
instance Peekable AnyValue where
peek = return . AnyValue
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