Swiftdiff options
Diffstat (limited to '3rdParty/Boost/src/boost/proto/transform/integral_c.hpp')
| -rw-r--r-- | 3rdParty/Boost/src/boost/proto/transform/integral_c.hpp | 111 |
1 files changed, 111 insertions, 0 deletions
diff --git a/3rdParty/Boost/src/boost/proto/transform/integral_c.hpp b/3rdParty/Boost/src/boost/proto/transform/integral_c.hpp new file mode 100644 index 0000000..200462b --- /dev/null +++ b/3rdParty/Boost/src/boost/proto/transform/integral_c.hpp @@ -0,0 +1,111 @@ +/////////////////////////////////////////////////////////////////////////////// +/// \file integral_c.hpp +/// Contains definition of the integral_c transform and friends. +// +// Copyright 2011 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) + +#ifndef BOOST_PROTO_TRANSFORM_INTEGRAL_C_HPP_EAN_04_28_2011 +#define BOOST_PROTO_TRANSFORM_INTEGRAL_C_HPP_EAN_04_28_2011 + +#include <boost/proto/proto_fwd.hpp> +#include <boost/proto/transform/impl.hpp> + +namespace boost { namespace proto +{ + + /// \brief A PrimitiveTransform that returns a specified + /// integral constant + /// + template<typename T, T I> + struct integral_c : transform<integral_c<T, I> > + { + template<typename Expr, typename State, typename Data> + struct impl : transform_impl<Expr, State, Data> + { + typedef T result_type; + + /// \return \c I + /// \throw nothrow + T operator()( + typename impl::expr_param + , typename impl::state_param + , typename impl::data_param + ) const + { + return I; + } + }; + }; + + /// \brief A PrimitiveTransform that returns a specified + /// char + /// + template<char I> + struct char_ + : integral_c<char, I> + {}; + + /// \brief A PrimitiveTransform that returns a specified + /// int + /// + template<int I> + struct int_ + : integral_c<int, I> + {}; + + /// \brief A PrimitiveTransform that returns a specified + /// long + /// + template<long I> + struct long_ + : integral_c<long, I> + {}; + + /// \brief A PrimitiveTransform that returns a specified + /// std::size_t + /// + template<std::size_t I> + struct size_t + : integral_c<std::size_t, I> + {}; + + /// INTERNAL ONLY + /// + template<typename T, T I> + struct is_callable<integral_c<T, I> > + : mpl::true_ + {}; + + /// INTERNAL ONLY + /// + template<char I> + struct is_callable<char_<I> > + : mpl::true_ + {}; + + /// INTERNAL ONLY + /// + template<int I> + struct is_callable<int_<I> > + : mpl::true_ + {}; + + /// INTERNAL ONLY + /// + template<long I> + struct is_callable<long_<I> > + : mpl::true_ + {}; + + /// INTERNAL ONLY + /// + template<std::size_t I> + struct is_callable<size_t<I> > + : mpl::true_ + {}; + +}} + +#endif |