Jeff Thompson | ef2d5a4 | 2013-08-22 19:09:24 -0700 | [diff] [blame] | 1 | // (C) Copyright Gennadiy Rozental 2005-2008. |
| 2 | // Use, modification, and distribution are subject to the |
| 3 | // Boost Software License, Version 1.0. (See accompanying file |
| 4 | // LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) |
| 5 | |
| 6 | // See http://www.boost.org/libs/test for the library home page. |
| 7 | // |
| 8 | // File : $RCSfile$ |
| 9 | // |
| 10 | // Version : $Revision: 81913 $ |
| 11 | // |
| 12 | // Description : defines model of formal parameter |
| 13 | // *************************************************************************** |
| 14 | |
| 15 | #ifndef BOOST_RT_CLA_PARAMETER_HPP_062604GER |
| 16 | #define BOOST_RT_CLA_PARAMETER_HPP_062604GER |
| 17 | |
| 18 | // Boost.Runtime.Parameter |
| 19 | #include <ndnboost/test/utils/runtime/config.hpp> |
| 20 | |
| 21 | #include <ndnboost/test/utils/runtime/fwd.hpp> |
| 22 | #include <ndnboost/test/utils/runtime/parameter.hpp> |
| 23 | #include <ndnboost/test/utils/runtime/validation.hpp> |
| 24 | |
| 25 | #include <ndnboost/test/utils/runtime/cla/fwd.hpp> |
| 26 | #include <ndnboost/test/utils/runtime/cla/modifier.hpp> |
| 27 | #include <ndnboost/test/utils/runtime/cla/iface/argument_factory.hpp> |
| 28 | #include <ndnboost/test/utils/runtime/cla/iface/id_policy.hpp> |
| 29 | |
| 30 | // Boost.Test |
| 31 | #include <ndnboost/test/utils/rtti.hpp> |
| 32 | |
| 33 | namespace ndnboost { |
| 34 | |
| 35 | namespace BOOST_RT_PARAM_NAMESPACE { |
| 36 | |
| 37 | namespace cla { |
| 38 | |
| 39 | // ************************************************************************** // |
| 40 | // ************** runtime::cla::parameter ************** // |
| 41 | // ************************************************************************** // |
| 42 | |
| 43 | class parameter : public BOOST_RT_PARAM_NAMESPACE::parameter { |
| 44 | public: |
| 45 | parameter( identification_policy& ID, argument_factory& F, bool optional_value = false ) |
| 46 | : p_optional( false ) |
| 47 | , p_multiplicable( false ) |
| 48 | , p_optional_value( optional_value ) |
| 49 | , m_id_policy( ID ) |
| 50 | , m_arg_factory( F ) |
| 51 | {} |
| 52 | |
| 53 | // Destructor |
| 54 | virtual ~parameter() {} |
| 55 | |
| 56 | unit_test::readwrite_property<bool> p_optional; |
| 57 | unit_test::readwrite_property<bool> p_multiplicable; |
| 58 | unit_test::readwrite_property<bool> p_optional_value; |
| 59 | unit_test::readwrite_property<dstring> p_description; |
| 60 | |
| 61 | // parameter properties modification |
| 62 | template<typename Modifier> |
| 63 | void accept_modifier( Modifier const& m ) |
| 64 | { |
| 65 | if( m.has( optional_m ) ) |
| 66 | p_optional.value = true; |
| 67 | |
| 68 | if( m.has( required_m ) ) |
| 69 | p_optional.value = false; |
| 70 | |
| 71 | if( m.has( multiplicable_m ) ) |
| 72 | p_multiplicable.value = true; |
| 73 | |
| 74 | if( m.has( optional_value_m ) ) |
| 75 | p_optional_value.value = true; |
| 76 | |
| 77 | nfp::optionally_assign( p_description.value, m, description ); |
| 78 | } |
| 79 | |
| 80 | // access methods |
| 81 | bool has_argument() const { return m_actual_argument!=0; } |
| 82 | argument const& actual_argument() const { return *m_actual_argument; } |
| 83 | argument_ptr actual_argument() { return m_actual_argument; } |
| 84 | |
| 85 | |
| 86 | // identification interface |
| 87 | bool responds_to( cstring name ) const { return m_id_policy.responds_to( name ); } |
| 88 | bool conflict_with( parameter const& p ) const |
| 89 | { |
| 90 | return (id_2_report() == p.id_2_report() && !id_2_report().is_empty()) || |
| 91 | m_id_policy.conflict_with( p.m_id_policy ) || |
| 92 | ((m_id_policy.p_type_id != p.m_id_policy.p_type_id) && p.m_id_policy.conflict_with( m_id_policy )); |
| 93 | } |
| 94 | cstring id_2_report() const { return m_id_policy.id_2_report(); } |
| 95 | void usage_info( format_stream& fs ) const |
| 96 | { |
| 97 | m_id_policy.usage_info( fs ); |
| 98 | if( p_optional_value ) |
| 99 | fs << BOOST_RT_PARAM_LITERAL( '[' ); |
| 100 | |
| 101 | m_arg_factory.argument_usage_info( fs ); |
| 102 | |
| 103 | if( p_optional_value ) |
| 104 | fs << BOOST_RT_PARAM_LITERAL( ']' ); |
| 105 | } |
| 106 | |
| 107 | // argument match/produce based on input |
| 108 | bool matching( argv_traverser& tr, bool primary ) const |
| 109 | { |
| 110 | return m_id_policy.matching( *this, tr, primary ); |
| 111 | } |
| 112 | |
| 113 | // argument production based on different source |
| 114 | void produce_argument( argv_traverser& tr ) |
| 115 | { |
| 116 | m_id_policy.matching( *this, tr, true ); // !! can we save this position somehow |
| 117 | m_actual_argument = m_arg_factory.produce_using( *this, tr ); |
| 118 | } |
| 119 | void produce_argument( parser const& p ) |
| 120 | { |
| 121 | m_actual_argument = m_arg_factory.produce_using( *this, p ); |
| 122 | } |
| 123 | |
| 124 | private: |
| 125 | //Data members |
| 126 | identification_policy& m_id_policy; |
| 127 | argument_factory& m_arg_factory; |
| 128 | argument_ptr m_actual_argument; |
| 129 | }; |
| 130 | |
| 131 | //____________________________________________________________________________// |
| 132 | |
| 133 | template<typename Parameter,typename Modifier> |
| 134 | inline shared_ptr<Parameter> |
| 135 | operator-( shared_ptr<Parameter> p, Modifier const& m ) |
| 136 | { |
| 137 | p->accept_modifier( m ); |
| 138 | |
| 139 | return p; |
| 140 | } |
| 141 | |
| 142 | //____________________________________________________________________________// |
| 143 | |
| 144 | } // namespace cla |
| 145 | |
| 146 | } // namespace BOOST_RT_PARAM_NAMESPACE |
| 147 | |
| 148 | } // namespace ndnboost |
| 149 | |
| 150 | #endif // BOOST_RT_CLA_PARAMETER_HPP_062604GER |