From c05f2f98f83bb75a19949c6a7f3c34ff33e887d5 Mon Sep 17 00:00:00 2001
From: Maxime Gimeno <maxime.gimeno@gmail.com>
Date: Fri, 12 Oct 2018 10:21:13 +0200
Subject: [PATCH] Use the helper type but hide it in the doc

---
 AABB_tree/include/CGAL/AABB_tree.h | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/AABB_tree/include/CGAL/AABB_tree.h b/AABB_tree/include/CGAL/AABB_tree.h
index 5036319891d..89c78aa8984 100644
--- a/AABB_tree/include/CGAL/AABB_tree.h
+++ b/AABB_tree/include/CGAL/AABB_tree.h
@@ -648,7 +648,12 @@ public:
 		}
 		
 		//! Returns the datum (geometric object) represented `p`. 
-		typename AABBTraits::Primitive::Datum_reference datum(Primitive& p)const
+#ifndef DOXYGEN_RUNNING
+		typename internal::Primitive_helper<AABBTraits>::Datum_type 
+#else
+		typename AABBTraits::Primitive::Datum_reference 
+#endif
+		datum(Primitive& p)const
 		{
 		  return internal::Primitive_helper<AABBTraits>::
 		      get_datum(p, this->traits());