import {-# SOURCE #-} TcExpr( tcSyntaxOp )
import HsSyn ( Pat(..), LPat, HsConDetails(..), HsLit(..),
- HsOverLit(..), HsExpr(..), OutPat, ExprCoFn(..),
- mkCoPat, idCoercion,
+ HsOverLit(..), HsExpr(..), ExprCoFn(..),
+ mkCoPat,
LHsBinds, emptyLHsBinds, isEmptyLHsBinds,
collectPatsBinders, nlHsLit )
import TcHsSyn ( TcId, hsLitType )
newDictBndrs, instToId, instStupidTheta, isHsVar
)
import Id ( Id, idType, mkLocalId )
-import Var ( CoVar )
+import Var ( CoVar, tyVarKind )
import CoreFVs ( idFreeTyVars )
import Name ( Name, mkSystemVarName )
import TcSimplify ( tcSimplifyCheck, bindInstsOfLocalFuns )
import Type ( Type, mkTyConApp, substTys, substTheta )
import StaticFlags ( opt_IrrefutableTuples )
import TyCon ( TyCon, FieldLabel, tyConFamInst_maybe,
- tyConFamilyCoercion_maybe, tyConTyVars, isNewTyCon )
-import DataCon ( DataCon, dataConTyCon, dataConFullSig, dataConName,
+ tyConFamilyCoercion_maybe, tyConTyVars )
+import DataCon ( DataCon, dataConTyCon, dataConFullSig,
dataConFieldLabels, dataConSourceArity,
dataConStupidTheta, dataConUnivTyVars )
import PrelNames ( integralClassName, fromIntegerName, integerTyConName,
arg_tys' = substTys tenv arg_tys
; co_vars <- newCoVars eq_spec' -- Make coercion variables
- ; pstate' <- refineAlt data_con pstate ex_tvs co_vars pat_ty
+ ; pstate' <- refineAlt data_con pstate ex_tvs' co_vars pat_ty
; ((arg_pats', inner_tvs, res), lie_req) <- getLIE $
tcConArgs data_con arg_tys' arg_pats pstate' thing_inside
where
con_arity = dataConSourceArity data_con
+tcConArgs data_con other_args (InfixCon p1 p2) pstate thing_inside
+ = pprPanic "tcConArgs" (ppr data_con) -- InfixCon always has two arguments
+
tcConArgs data_con arg_tys (RecCon rpats) pstate thing_inside
= do { (rpats', tvs, res) <- tcMultiple tc_field rpats pstate thing_inside
; return (RecCon rpats', tvs, res) }
-- might be inside a lazy pattern. Instead, refine pstate
where
- trace_msg = text "refineAlt:match" <+> ppr con <+> ppr reft
+ trace_msg = text "refineAlt:match" <+>
+ vcat [ ppr con <+> ppr ex_tvs,
+ ppr [(v, tyVarKind v) | v <- co_vars],
+ ppr reft]
}
\end{code}