From 6664a24b003f3959e2efe2893628f725a5f6746f Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Fri, 15 Mar 2013 08:20:37 +0200
Subject: Add non-const versions of new_node() in graph container

---
 cutl/container/graph.hxx | 14 ++++++++++++++
 cutl/container/graph.txx | 35 +++++++++++++++++++++++++++++++++++
 2 files changed, 49 insertions(+)

diff --git a/cutl/container/graph.hxx b/cutl/container/graph.hxx
index f803797..9c1afe2 100644
--- a/cutl/container/graph.hxx
+++ b/cutl/container/graph.hxx
@@ -86,6 +86,20 @@ namespace cutl
       new_node (A0 const&, A1 const&, A2 const&, A3 const&, A4 const&,
                 A5 const&, A6 const&, A7 const&, A8 const&, A9 const&);
 
+      // Non-const versions.
+      //
+      template <typename T, typename A0>
+      T&
+      new_node (A0&);
+
+      template <typename T, typename A0, typename A1>
+      T&
+      new_node (A0&, A1&);
+
+      template <typename T, typename A0, typename A1, typename A2>
+      T&
+      new_node (A0&, A1&, A2&);
+
     public:
       template <typename T, typename L, typename R>
       T&
diff --git a/cutl/container/graph.txx b/cutl/container/graph.txx
index 666f94a..bb8fe47 100644
--- a/cutl/container/graph.txx
+++ b/cutl/container/graph.txx
@@ -155,6 +155,41 @@ namespace cutl
       return *node;
     }
 
+    // Non-const versions.
+    //
+    template <typename N, typename E>
+    template <typename T, typename A0>
+    T& graph<N, E>::
+    new_node (A0& a0)
+    {
+      shared_ptr<T> node (new (shared) T (a0));
+      nodes_[node.get ()] = node;
+
+      return *node;
+    }
+
+
+    template <typename N, typename E>
+    template <typename T, typename A0, typename A1>
+    T& graph<N, E>::
+    new_node (A0& a0, A1& a1)
+    {
+      shared_ptr<T> node (new (shared) T (a0, a1));
+      nodes_[node.get ()] = node;
+
+      return *node;
+    }
+
+    template <typename N, typename E>
+    template <typename T, typename A0, typename A1, typename A2>
+    T& graph<N, E>::
+    new_node (A0& a0, A1& a1, A2& a2)
+    {
+      shared_ptr<T> node (new (shared) T (a0, a1, a2));
+      nodes_[node.get ()] = node;
+
+      return *node;
+    }
 
     // Edges.
     //
-- 
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