Updated boost to v1.55.0

[rsem.git] / boost / fusion / container / list / cons_iterator.hpp

diff --git a/boost/fusion/container/list/cons_iterator.hpp b/boost/fusion/container/list/cons_iterator.hpp
new file mode 100644 (file)
index 0000000..834651d
--- /dev/null
+++ b/boost/fusion/container/list/cons_iterator.hpp
@@ -0,0 +1,89 @@
+/*=============================================================================
+    Copyright (c) 2001-2011 Joel de Guzman
+    Copyright (c) 2005 Eric Niebler
+
+    Distributed under the Boost Software License, Version 1.0. (See accompanying 
+    file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+==============================================================================*/
+#if !defined(FUSION_CONS_ITERATOR_07172005_0849)
+#define FUSION_CONS_ITERATOR_07172005_0849
+
+#include <boost/type_traits/add_const.hpp>
+#include <boost/fusion/support/iterator_base.hpp>
+#include <boost/fusion/container/list/detail/deref_impl.hpp>
+#include <boost/fusion/container/list/detail/next_impl.hpp>
+#include <boost/fusion/container/list/detail/value_of_impl.hpp>
+#include <boost/fusion/container/list/detail/equal_to_impl.hpp>
+#include <boost/fusion/container/list/list_fwd.hpp>
+
+namespace boost { namespace fusion
+{
+    struct nil_;
+    struct cons_iterator_tag;
+    struct forward_traversal_tag;
+
+    template <typename Cons>
+    struct cons_iterator_identity;
+
+    template <typename Cons = nil_>
+    struct cons_iterator : iterator_base<cons_iterator<Cons> >
+    {
+        typedef cons_iterator_tag fusion_tag;
+        typedef forward_traversal_tag category;
+        typedef Cons cons_type;
+        typedef cons_iterator_identity<
+            typename add_const<Cons>::type> 
+        identity;
+
+        explicit cons_iterator(cons_type& in_cons)
+            : cons(in_cons) {}
+
+        cons_type& cons;
+
+    private:
+        // silence MSVC warning C4512: assignment operator could not be generated
+        cons_iterator& operator= (cons_iterator const&);
+    };
+
+    struct nil_iterator : iterator_base<nil_iterator>
+    {
+        typedef forward_traversal_tag category;
+        typedef cons_iterator_tag fusion_tag;
+        typedef nil_ cons_type;
+        typedef cons_iterator_identity<
+            add_const<nil_>::type> 
+        identity;
+        nil_iterator() {}
+        explicit nil_iterator(nil_ const&) {}
+    };
+
+    template <>
+    struct cons_iterator<nil_> : nil_iterator 
+    {
+        cons_iterator() {}
+        explicit cons_iterator(nil_ const&) {}
+    };
+
+    template <>
+    struct cons_iterator<nil_ const> : nil_iterator 
+    {
+        cons_iterator() {}
+        explicit cons_iterator(nil_ const&) {}
+    };
+
+    template <>
+    struct cons_iterator<list<> > : nil_iterator 
+    {
+        cons_iterator() {}
+        explicit cons_iterator(nil_ const&) {}
+    };
+
+    template <>
+    struct cons_iterator<list<> const> : nil_iterator 
+    {
+        cons_iterator() {}
+        explicit cons_iterator(nil_ const&) {}
+    };
+}}
+
+#endif