module Language.PureScript.Names where
import Data.Data
data Ident
= Ident String
| Op String
| Escaped String deriving (Eq, Ord, Data, Typeable)
instance Show Ident where
show (Ident s) = s
show (Op op) = '(':op ++ ")"
show (Escaped s) = s
newtype ProperName = ProperName { runProperName :: String } deriving (Eq, Ord, Data, Typeable)
instance Show ProperName where
show = runProperName
data ModuleName = ModuleName { runModuleName :: ProperName } deriving (Eq, Ord, Data, Typeable)
instance Show ModuleName where
show (ModuleName name) = show name
data Qualified a = Qualified (Maybe ModuleName) a deriving (Eq, Ord, Data, Typeable)
instance (Show a) => Show (Qualified a) where
show (Qualified Nothing a) = show a
show (Qualified (Just (ModuleName name)) a) = show name ++ "." ++ show a
qualify :: ModuleName -> Qualified a -> (ModuleName, a)
qualify m (Qualified Nothing a) = (m, a)
qualify _ (Qualified (Just m) a) = (m, a)