Initial work for G-code sender and more intensive usage of Boost

xs/include/boost/test/utils/runtime/argument.hpp

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+//  (C) Copyright Gennadiy Rozental 2005-2008.
+//  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)
+
+//  See http://www.boost.org/libs/test for the library home page.
+//
+//  File        : $RCSfile$
+//
+//  Version     : $Revision: 57992 $
+//
+//  Description : model of actual argument (both typed and abstract interface)
+// ***************************************************************************
+
+#ifndef BOOST_RT_ARGUMENT_HPP_062604GER
+#define BOOST_RT_ARGUMENT_HPP_062604GER
+
+// Boost.Runtime.Parameter
+#include <boost/test/utils/runtime/config.hpp>
+#include <boost/test/utils/runtime/fwd.hpp>
+#include <boost/test/utils/runtime/validation.hpp>
+
+// Boost.Test
+#include <boost/test/utils/class_properties.hpp>
+#include <boost/test/utils/rtti.hpp>
+
+// STL
+#include <cassert>
+
+namespace boost {
+
+namespace BOOST_RT_PARAM_NAMESPACE {
+
+// ************************************************************************** //
+// **************              runtime::argument               ************** //
+// ************************************************************************** //
+
+#ifdef BOOST_MSVC
+#  pragma warning(push)
+#  pragma warning(disable:4244)
+#endif
+
+class argument {
+public:
+    // Constructor
+    argument( parameter const& p, rtti::id_t value_type )
+    : p_formal_parameter( p )
+    , p_value_type( value_type )
+    {}
+
+    // Destructor
+    virtual     ~argument()  {}
+
+    // Public properties
+    unit_test::readonly_property<parameter const&> p_formal_parameter;
+    unit_test::readonly_property<rtti::id_t>       p_value_type;
+};
+
+// ************************************************************************** //
+// **************             runtime::typed_argument          ************** //
+// ************************************************************************** //
+
+template<typename T>
+class typed_argument : public argument {
+public:
+    // Constructor
+    explicit typed_argument( parameter const& p )
+    : argument( p, rtti::type_id<T>() )
+    {}
+    typed_argument( parameter const& p, T const& t )
+    : argument( p, rtti::type_id<T>() )
+    , p_value( t )
+    {}
+
+    unit_test::readwrite_property<T>    p_value;
+};
+
+// ************************************************************************** //
+// **************               runtime::arg_value             ************** //
+// ************************************************************************** //
+
+template<typename T>
+inline T const&
+arg_value( argument const& arg_ )
+{
+    assert( arg_.p_value_type == rtti::type_id<T>() ); // detect logic error
+
+    return static_cast<typed_argument<T> const&>( arg_ ).p_value.value;
+}
+
+//____________________________________________________________________________//
+
+template<typename T>
+inline T&
+arg_value( argument& arg_ )
+{
+    assert( arg_.p_value_type == rtti::type_id<T>() ); // detect logic error
+
+    return static_cast<typed_argument<T>&>( arg_ ).p_value.value;
+}
+
+#ifdef BOOST_MSVC
+#  pragma warning(pop)
+#endif
+
+//____________________________________________________________________________//
+
+} // namespace BOOST_RT_PARAM_NAMESPACE
+
+} // namespace boost
+
+#endif // BOOST_RT_ARGUMENT_HPP_062604GER