\begin{code}
module HsExpr where

import SrcLoc	  ( Located )
import Outputable ( SDoc, OutputableBndr )
import {-# SOURCE #-} HsPat  ( LPat )
	
data HsExpr i
data HsSplice i
data MatchGroup a
data GRHSs a

type LHsExpr a = Located (HsExpr a)
type SyntaxExpr a = HsExpr a

pprExpr :: (OutputableBndr i) => 
	HsExpr i -> SDoc

pprSplice :: (OutputableBndr i) => 
	HsSplice i -> SDoc

pprPatBind :: (OutputableBndr b, OutputableBndr i) => 
	LPat b -> GRHSs i -> SDoc

pprFunBind :: (OutputableBndr i) => 
	i -> MatchGroup i -> SDoc
\end{code}