HsImpExp: Abstract syntax: imports, exports, interfaces
\begin{code}
-{-# OPTIONS -fno-warn-incomplete-patterns #-}
--- The above warning supression flag is a temporary kludge.
--- While working on this module you are encouraged to remove it and fix
--- any warnings in the module. See
--- http://hackage.haskell.org/trac/ghc/wiki/Commentary/CodingStyle#Warnings
--- for details
{-# LANGUAGE DeriveDataTypeable #-}
module HsImpExp where
import Outputable
import FastString
-import SrcLoc ( Located(..) )
+import SrcLoc ( Located(..), noLoc )
import Data.Data
\end{code}
ideclAs :: Maybe ModuleName, -- ^ as Module
ideclHiding :: Maybe (Bool, [LIE name]) -- ^ (True => hiding, names)
} deriving (Data, Typeable)
+
+simpleImportDecl :: ModuleName -> ImportDecl name
+simpleImportDecl mn = ImportDecl {
+ ideclName = noLoc mn,
+ ideclPkgQual = Nothing,
+ ideclSource = False,
+ ideclQualified = False,
+ ideclAs = Nothing,
+ ideclHiding = Nothing
+ }
\end{code}
\begin{code}
ieName (IEThingAbs n) = n
ieName (IEThingWith n _) = n
ieName (IEThingAll n) = n
+ieName _ = panic "ieName failed pattern match!"
ieNames :: IE a -> [a]
ieNames (IEVar n ) = [n]
ppr (IEThingAll thing) = hcat [ppr thing, text "(..)"]
ppr (IEThingWith thing withs)
= ppr thing <> parens (fsep (punctuate comma (map pprHsVar withs)))
- ppr (IEModuleContents mod)
- = ptext (sLit "module") <+> ppr mod
+ ppr (IEModuleContents mod')
+ = ptext (sLit "module") <+> ppr mod'
ppr (IEGroup n _) = text ("<IEGroup: " ++ (show n) ++ ">")
ppr (IEDoc doc) = ppr doc
ppr (IEDocNamed string) = text ("<IEDocNamed: " ++ string ++ ">")