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Fix Trac #2584: Pretty printing of types with HsDocTy
[ghc-hetmet.git]
/
compiler
/
hsSyn
/
HsTypes.lhs
diff --git
a/compiler/hsSyn/HsTypes.lhs
b/compiler/hsSyn/HsTypes.lhs
index
04609c6
..
7d91a42
100644
(file)
--- a/
compiler/hsSyn/HsTypes.lhs
+++ b/
compiler/hsSyn/HsTypes.lhs
@@
-376,8
+376,11
@@
ppr_mono_ty _ (HsParTy ty)
-- But we still use the precedence stuff to add parens because
-- toHsType doesn't put in any HsParTys, so we may still need them
-- But we still use the precedence stuff to add parens because
-- toHsType doesn't put in any HsParTys, so we may still need them
-ppr_mono_ty _ (HsDocTy ty doc)
- = ppr ty <+> ppr (unLoc doc)
+ppr_mono_ty ctxt_prec (HsDocTy ty doc)
+ = maybeParen ctxt_prec pREC_OP $
+ ppr_mono_lty pREC_OP ty <+> ppr (unLoc doc)
+ -- we pretty print Haddock comments on types as if they were
+ -- postfix operators
--------------------------
ppr_fun_ty :: (OutputableBndr name) => Int -> LHsType name -> LHsType name -> SDoc
--------------------------
ppr_fun_ty :: (OutputableBndr name) => Int -> LHsType name -> LHsType name -> SDoc