geometry/algorithms/not_implemented.hpp

0001 // Boost.Geometry (aka GGL, Generic Geometry Library)
0002
0003 // Copyright (c) 2008-2015 Bruno Lalande, Paris, France.
0004 // Copyright (c) 2007-2015 Barend Gehrels, Amsterdam, the Netherlands.
0005 // Copyright (c) 2009-2015 Mateusz Loskot, London, UK.
0006
0007 // This file was modified by Oracle on 2015-2020.
0008 // Modifications copyright (c) 2015-2020, Oracle and/or its affiliates.
0009
0010 // Contributed and/or modified by Menelaos Karavelas, on behalf of Oracle
0011 // Contributed and/or modified by Adam Wulkiewicz, on behalf of Oracle
0012
0013 // Parts of Boost.Geometry are redesigned from Geodan's Geographic Library
0014 // (geolib/GGL), copyright (c) 1995-2010 Geodan, Amsterdam, the Netherlands.
0015
0016 // Use, modification and distribution is subject to the Boost Software License,
0017 // Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
0018 // http://www.boost.org/LICENSE_1_0.txt)
0019
0020
0021 #ifndef BOOST_GEOMETRY_ALGORITHMS_NOT_IMPLEMENTED_HPP
0022 #define BOOST_GEOMETRY_ALGORITHMS_NOT_IMPLEMENTED_HPP
0023
0024
0025 #include <boost/geometry/core/static_assert.hpp>
0026 #include <boost/geometry/core/tags.hpp>
0027
0028
0029 namespace boost { namespace geometry
0030 {
0031
0032
0033 namespace nyi
0034 {
0035
0036
0037 struct not_implemented_tag {};
0038
0039 template <typename ...Terms>
0040 struct not_implemented_error
0041 {
0042
0043 #ifndef BOOST_GEOMETRY_IMPLEMENTATION_STATUS_BUILD
0044 # define BOOST_GEOMETRY_IMPLEMENTATION_STATUS_BUILD false
0045 #endif
0046
0047     BOOST_GEOMETRY_STATIC_ASSERT(
0048         BOOST_GEOMETRY_IMPLEMENTATION_STATUS_BUILD,
0049         "This operation is not or not yet implemented.",
0050         Terms...);
0051 };
0052
0053
0054 }
0055
0056
0057 template <typename ...Terms>
0058 struct not_implemented
0059     : nyi::not_implemented_tag,
0060       nyi::not_implemented_error<Terms...>
0061 {};
0062
0063
0064 }} // namespace boost::geometry
0065
0066
0067 #endif // BOOST_GEOMETRY_ALGORITHMS_NOT_IMPLEMENTED_HPP