[Boost-commit] svn:boost r63055 - in sandbox/SOC/2010/bit_masks: boost/integer boost/integer/details/bft/ext boost/integer/details/bft/ext/fusion lib/integer/test/bft_testing

Subject: [Boost-commit] svn:boost r63055 - in sandbox/SOC/2010/bit_masks: boost/integer boost/integer/details/bft/ext boost/integer/details/bft/ext/fusion lib/integer/test/bft_testing
From: bbartmanboost_at_[hidden]
Date: 2010-06-17 15:05:58

Author: bbartman
Date: 2010-06-17 15:05:52 EDT (Thu, 17 Jun 2010)
New Revision: 63055
URL: http://svn.boost.org/trac/boost/changeset/63055

Log:
caught and fixed bug related to both at_key and advance within the bitfield_tuple_iterator
Text files modified: 
   sandbox/SOC/2010/bit_masks/boost/integer/bitfield_tuple.hpp                            |    22 ++++++++++++++++++++++                  
   sandbox/SOC/2010/bit_masks/boost/integer/details/bft/ext/bitfield_iterator.hpp         |    10 ++++++++++                              
   sandbox/SOC/2010/bit_masks/boost/integer/details/bft/ext/fusion/at_key_impl.hpp        |    39 +++++++++++++++++++++++++++++++++++++++ 
   sandbox/SOC/2010/bit_masks/lib/integer/test/bft_testing/fusion_integration_testing.cpp |     7 +++++++                                 
   4 files changed, 78 insertions(+), 0 deletions(-)

Modified: sandbox/SOC/2010/bit_masks/boost/integer/bitfield_tuple.hpp
==============================================================================
--- sandbox/SOC/2010/bit_masks/boost/integer/bitfield_tuple.hpp	(original)
+++ sandbox/SOC/2010/bit_masks/boost/integer/bitfield_tuple.hpp	2010-06-17 15:05:52 EDT (Thu, 17 Jun 2010)
@@ -234,6 +234,28 @@
     std::string to_string() const;
     //@}
 
+    template <typename Name>
+    struct name_exists {
+        typedef typename mpl::not_<
+            is_same <
+                typename ::boost::mpl::find_if<
+                    members,
+                    ::boost::details::match_name<
+                        ::boost::mpl::_1,
+                        Name
+                    >
+                >::type,
+                typename mpl::end<
+                    members
+                >::type
+            >
+        >::type                     type;
+    };
+
+    template <typename Key>
+    struct find_key {
+
+    };
 
     /** Get function interfaces.
      *  These provide access into the tuple via "reference".

Modified: sandbox/SOC/2010/bit_masks/boost/integer/details/bft/ext/bitfield_iterator.hpp
==============================================================================
--- sandbox/SOC/2010/bit_masks/boost/integer/details/bft/ext/bitfield_iterator.hpp	(original)
+++ sandbox/SOC/2010/bit_masks/boost/integer/details/bft/ext/bitfield_iterator.hpp	2010-06-17 15:05:52 EDT (Thu, 17 Jun 2010)
@@ -163,6 +163,16 @@
         }
     };
 
+    /** Fusion extension: advance. */
+    template <typename Iterator, typename N>
+    struct advance :
+        mpl::if_c<
+            (N::value > 0),
+            fusion::advance_detail::forward<Iterator, N::value>,
+            fusion::advance_detail::backward<Iterator, N::value>
+        >::type
+    { };
+
 };
 
 } // end boost::fusion

Modified: sandbox/SOC/2010/bit_masks/boost/integer/details/bft/ext/fusion/at_key_impl.hpp
==============================================================================
--- sandbox/SOC/2010/bit_masks/boost/integer/details/bft/ext/fusion/at_key_impl.hpp	(original)
+++ sandbox/SOC/2010/bit_masks/boost/integer/details/bft/ext/fusion/at_key_impl.hpp	2010-06-17 15:05:52 EDT (Thu, 17 Jun 2010)
@@ -2,3 +2,42 @@
 //  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)
+
+#ifndef BOOST_BITFIELD_TUPLE_FUSION_EXT_AT_IMPL_HPP
+#define BOOST_BITFIELD_TUPLE_FUSION_EXT_AT_IMPL_HPP
+
+
+namespace boost {
+    
+struct bitfield_tuple_tag;
+
+namespace fusion { namespace extension {
+
+   
+template <typename> struct at_key_impl;
+
+template <>
+struct at_key_impl< bitfield_tuple_tag > {
+
+    template <typename BitfieldTuple, typename Name>
+    struct apply {
+        typedef typename BitfieldTuple::
+            template name_exists<
+                Name
+            >::type
+        found_name;
+        STATIC_ASSERT(( found_name::value ));
+
+
+        //static type call(BitfieldTuple& bft) {
+        //    return type( bft.data() );
+        //}
+    };
+};
+
+}}} // end boost::fusion::extension
+
+
+
+
+#endif

Modified: sandbox/SOC/2010/bit_masks/lib/integer/test/bft_testing/fusion_integration_testing.cpp
==============================================================================
--- sandbox/SOC/2010/bit_masks/lib/integer/test/bft_testing/fusion_integration_testing.cpp	(original)
+++ sandbox/SOC/2010/bit_masks/lib/integer/test/bft_testing/fusion_integration_testing.cpp	2010-06-17 15:05:52 EDT (Thu, 17 Jun 2010)
@@ -82,6 +82,13 @@
         temp.get<salmon>() = 3;
         BOOST_ASSERT(( fusion::deref(fusion::prior(fusion::end(temp))) == 3 ));
     }
+    
+    // at_key
+    {
+        test_tuple temp;
+        temp.get<salmon>() = 3;
+        BOOST_ASSERT(( fusion::at_key<salmon>( temp ) == 3));
+    }
     /*
     bmg_t bmg;