Commit a83652ed authored by Krzysztof Gogolewski's avatar Krzysztof Gogolewski
Browse files

Show parentheses when printing type (forall x. T1) T2 (#8428)

Patch by klao
parent 9a04e1c7
......@@ -473,7 +473,6 @@ This invariant has several crucial consequences:
the TvSubstEnv is enough
* In substTy, substTheta, we can short-circuit when the TvSubstEnv is empty
\end{code}
......@@ -585,7 +584,7 @@ ppr_type p (LitTy l) = ppr_tylit p l
ppr_type p ty@(ForAllTy {}) = ppr_forall_type p ty
ppr_type p (AppTy t1 t2) = maybeParen p TyConPrec $
pprType t1 <+> ppr_type TyConPrec t2
ppr_type FunPrec t1 <+> ppr_type TyConPrec t2
ppr_type p fun_ty@(FunTy ty1 ty2)
| isPredTy ty1
......@@ -601,7 +600,7 @@ ppr_type p fun_ty@(FunTy ty1 ty2)
ppr_forall_type :: Prec -> Type -> SDoc
ppr_forall_type p ty
= maybeParen p FunPrec $ (ppr_sigma_type True ty)
= maybeParen p FunPrec $ ppr_sigma_type True ty
ppr_tvar :: TyVar -> SDoc
ppr_tvar tv -- Note [Infix type variables]
......
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