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{-# LANGUAGE CPP, KindSignatures #-}
{-# LANGUAGE FlexibleContexts #-}
{-# LANGUAGE UndecidableInstances #-} -- Note [Pass sensitive types]
-- in module PlaceHolder
{-# LANGUAGE ConstraintKinds #-}
{-# LANGUAGE RoleAnnotations #-}
module HsExpr where
import SrcLoc ( Located )
import Outputable ( SDoc, OutputableBndr, Outputable )
import {-# SOURCE #-} HsPat ( LPat )
import PlaceHolder ( DataId )
import Data.Data hiding ( Fixity )
type role HsExpr nominal
type role HsCmd nominal
type role MatchGroup nominal representational
type role GRHSs nominal representational
type role HsSplice nominal
type role SyntaxExpr nominal
data HsExpr (i :: *)
data HsCmd (i :: *)
data HsSplice (i :: *)
data MatchGroup (a :: *) (body :: *)
data GRHSs (a :: *) (body :: *)
data SyntaxExpr (i :: *)
instance (DataId id) => Data (HsSplice id)
instance (DataId id) => Data (HsExpr id)
instance (DataId id) => Data (HsCmd id)
instance (Data body,DataId id) => Data (MatchGroup id body)
instance (Data body,DataId id) => Data (GRHSs id body)
instance (DataId id) => Data (SyntaxExpr id)
instance OutputableBndr id => Outputable (HsExpr id)
instance OutputableBndr id => Outputable (HsCmd id)
type LHsExpr a = Located (HsExpr a)
pprLExpr :: (OutputableBndr i) =>
LHsExpr i -> SDoc
pprExpr :: (OutputableBndr i) =>
HsExpr i -> SDoc
pprSplice :: (OutputableBndr i) => HsSplice i -> SDoc
pprPatBind :: (OutputableBndr bndr, OutputableBndr id, Outputable body)
=> LPat bndr -> GRHSs id body -> SDoc
pprFunBind :: (OutputableBndr idL, OutputableBndr idR, Outputable body)
=> idL -> MatchGroup idR body -> SDoc
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