[857] | 1 | // (C) Copyright Gennadiy Rozental 2005.
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| 2 | // Use, modification, and distribution are subject to the
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| 3 | // Boost Software License, Version 1.0. (See accompanying file
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| 4 | // LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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| 5 |
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| 6 | // See http://www.boost.org/libs/test for the library home page.
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| 7 | //
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| 8 | // File : $RCSfile: parameter.hpp,v $
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| 9 | //
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| 10 | // Version : $Revision: 1.1 $
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| 11 | //
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| 12 | // Description : defines model of formal parameter
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| 13 | // ***************************************************************************
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| 14 |
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| 15 | #ifndef BOOST_RT_CLA_PARAMETER_HPP_062604GER
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| 16 | #define BOOST_RT_CLA_PARAMETER_HPP_062604GER
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| 17 |
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| 18 | // Boost.Runtime.Parameter
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| 19 | #include <boost/test/utils/runtime/config.hpp>
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| 20 |
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| 21 | #include <boost/test/utils/runtime/fwd.hpp>
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| 22 | #include <boost/test/utils/runtime/parameter.hpp>
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| 23 | #include <boost/test/utils/runtime/validation.hpp>
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| 24 |
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| 25 | #include <boost/test/utils/runtime/cla/fwd.hpp>
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| 26 | #include <boost/test/utils/runtime/cla/modifier.hpp>
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| 27 | #include <boost/test/utils/runtime/cla/iface/argument_factory.hpp>
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| 28 | #include <boost/test/utils/runtime/cla/iface/id_policy.hpp>
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| 29 |
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| 30 | // Boost.Test
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| 31 | #include <boost/test/utils/rtti.hpp>
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| 32 |
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| 33 | namespace boost {
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| 34 |
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| 35 | namespace BOOST_RT_PARAM_NAMESPACE {
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| 36 |
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| 37 | namespace cla {
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| 38 |
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| 39 | // ************************************************************************** //
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| 40 | // ************** runtime::cla::parameter ************** //
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| 41 | // ************************************************************************** //
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| 42 |
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| 43 | class parameter : public BOOST_RT_PARAM_NAMESPACE::parameter {
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| 44 | public:
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| 45 | parameter( identification_policy& ID, argument_factory& F )
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| 46 | : p_optional( false )
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| 47 | , p_multiplicable( false )
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| 48 | , p_optional_value( false )
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| 49 | , m_id_policy( ID )
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| 50 | , m_arg_factory( F )
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| 51 | {}
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| 52 |
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| 53 | // Destructor
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| 54 | virtual ~parameter() {}
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| 55 |
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| 56 | unit_test::readwrite_property<bool> p_optional;
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| 57 | unit_test::readwrite_property<bool> p_multiplicable;
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| 58 | unit_test::readwrite_property<bool> p_optional_value;
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| 59 | unit_test::readwrite_property<dstring> p_description;
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| 60 |
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| 61 | // parameter properties modification
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| 62 | template<typename Modifier>
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| 63 | void accept_modifier( Modifier const& m )
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| 64 | {
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| 65 | if( m.has( optional_m ) )
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| 66 | p_optional.value = true;
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| 67 |
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| 68 | if( m.has( required_m ) )
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| 69 | p_optional.value = false;
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| 70 |
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| 71 | if( m.has( multiplicable_m ) )
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| 72 | p_multiplicable.value = true;
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| 73 |
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| 74 | if( m.has( optional_value_m ) )
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| 75 | p_optional_value.value = true;
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| 76 |
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| 77 | nfp::optionally_assign( p_description.value, m, description );
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| 78 | }
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| 79 |
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| 80 | // access methods
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| 81 | bool has_argument() const { return m_actual_argument; }
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| 82 | argument const& actual_argument() const { return *m_actual_argument; }
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| 83 | argument_ptr actual_argument() { return m_actual_argument; }
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| 84 |
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| 85 |
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| 86 | // identification interface
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| 87 | bool responds_to( cstring name ) const { return m_id_policy.responds_to( name ); }
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| 88 | bool conflict_with( parameter const& p ) const
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| 89 | {
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| 90 | return id_2_report() == p.id_2_report() && !id_2_report().is_empty() ||
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| 91 | m_id_policy.conflict_with( p.m_id_policy ) ||
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| 92 | p.m_id_policy.conflict_with( m_id_policy );
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| 93 | }
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| 94 | cstring id_2_report() const { return m_id_policy.id_2_report(); }
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| 95 | void usage_info( format_stream& fs ) const
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| 96 | {
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| 97 | m_id_policy.usage_info( fs );
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| 98 | if( p_optional_value )
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| 99 | fs << BOOST_RT_PARAM_LITERAL( '[' );
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| 100 |
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| 101 | m_arg_factory.argument_usage_info( fs );
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| 102 |
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| 103 | if( p_optional_value )
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| 104 | fs << BOOST_RT_PARAM_LITERAL( ']' );
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| 105 | }
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| 106 |
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| 107 | // argument match/produce based on input
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| 108 | bool matching( argv_traverser& tr, bool primary ) const
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| 109 | {
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| 110 | return m_id_policy.matching( *this, tr, primary );
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| 111 | }
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| 112 |
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| 113 | // argument production based on different source
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| 114 | void produce_argument( argv_traverser& tr )
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| 115 | {
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| 116 | m_id_policy.matching( *this, tr, true ); // !! could we save this position somehow
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| 117 | m_actual_argument = m_arg_factory.produce_using( *this, tr );
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| 118 | }
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| 119 | void produce_argument( parser const& p )
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| 120 | {
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| 121 | m_actual_argument = m_arg_factory.produce_using( *this, p );
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| 122 | }
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| 123 |
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| 124 | private:
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| 125 | //Data members
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| 126 | identification_policy& m_id_policy;
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| 127 | argument_factory& m_arg_factory;
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| 128 | argument_ptr m_actual_argument;
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| 129 | };
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| 130 |
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| 131 | //____________________________________________________________________________//
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| 132 |
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| 133 | template<typename Parameter,typename Modifier>
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| 134 | inline shared_ptr<Parameter>
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| 135 | operator-( shared_ptr<Parameter> p, Modifier const& m )
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| 136 | {
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| 137 | p->accept_modifier( m );
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| 138 |
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| 139 | return p;
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| 140 | }
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| 141 |
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| 142 | //____________________________________________________________________________//
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| 143 |
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| 144 | } // namespace cla
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| 145 |
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| 146 | } // namespace BOOST_RT_PARAM_NAMESPACE
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| 147 |
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| 148 | } // namespace boost
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| 149 |
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| 150 | // ************************************************************************** //
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| 151 | // Revision History:
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| 152 | //
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| 153 | // $Log: parameter.hpp,v $
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| 154 | // Revision 1.1 2005/04/12 06:42:43 rogeeff
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| 155 | // Runtime.Param library initial commit
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| 156 | //
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| 157 | // ************************************************************************** //
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| 158 |
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| 159 | #endif // BOOST_RT_CLA_PARAMETER_HPP_062604GER
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