therefore, is almost nothing but re-exporting.
\begin{code}
-{-# OPTIONS -w #-}
--- 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
-
module HsSyn (
module HsBinds,
module HsDecls,
emptyHaddockModInfo,
) where
-#include "HsVersions.h"
-
-- friends:
import HsDecls
import HsBinds
import Outputable
import SrcLoc ( Located(..) )
import Module ( Module, ModuleName )
+import FastString
\end{code}
All we actually declare here is the top-level structure for a module.
= vcat [
pp_mb mbDoc,
case exports of
- Nothing -> pp_header (ptext SLIT("where"))
+ Nothing -> pp_header (ptext (sLit "where"))
Just es -> vcat [
pp_header lparen,
nest 8 (fsep (punctuate comma (map ppr es))),
- nest 4 (ptext SLIT(") where"))
+ nest 4 (ptext (sLit ") where"))
],
pp_nonnull imports,
pp_nonnull decls
Nothing -> pp_modname <+> rest
Just d -> vcat [ pp_modname, ppr d, rest ]
- pp_modname = ptext SLIT("module") <+> ppr name
+ pp_modname = ptext (sLit "module") <+> ppr name
+pp_mb :: Outputable t => Maybe t -> SDoc
pp_mb (Just x) = ppr x
pp_mb Nothing = empty
+pp_nonnull :: Outputable t => [t] -> SDoc
pp_nonnull [] = empty
pp_nonnull xs = vcat (map ppr xs)
\end{code}