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// (C) Copyright Gennadiy Rozental 2005-2014.
// Use, modification, and distribution are subject to 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 : $Revision$
//
// Description : positional parameter model
// ***************************************************************************
#ifndef BOOST_TEST_UTILS_RUNTIME_CLA_POSITIONAL_PARAMETER_HPP
#define BOOST_TEST_UTILS_RUNTIME_CLA_POSITIONAL_PARAMETER_HPP
// Boost.Runtime.Parameter
#include <boost/test/utils/runtime/config.hpp>
#include <boost/test/utils/runtime/cla/basic_parameter.hpp>
namespace boost {
namespace BOOST_TEST_UTILS_RUNTIME_PARAM_NAMESPACE {
namespace cla {
// ************************************************************************** //
// ************** trivial_id_policy ************** //
// ************************************************************************** //
class trivial_id_policy : public identification_policy {
public:
trivial_id_policy()
: identification_policy( rtti::type_id<trivial_id_policy>() )
{}
BOOST_TEST_UTILS_RUNTIME_PARAM_UNNEEDED_VIRTUAL ~trivial_id_policy() {}
virtual bool responds_to( cstring name ) const { return m_name == name; }
virtual bool conflict_with( identification_policy const& ) const { return false; }
virtual cstring id_2_report() const { return m_name; }
virtual void usage_info( format_stream& fs ) const
{
if( !m_name.empty() )
fs << BOOST_TEST_UTILS_RUNTIME_PARAM_LITERAL( '<' ) << m_name << BOOST_TEST_UTILS_RUNTIME_PARAM_LITERAL( '>' );
else
fs << BOOST_TEST_UTILS_RUNTIME_PARAM_CSTRING_LITERAL( "<value>" );
}
virtual bool matching( parameter const& p, argv_traverser&, bool primary ) const
{
return primary && ( !p.has_argument() || p.p_multiplicable );
}
template<typename Modifier>
void accept_modifier( Modifier const& m )
{
nfp::optionally_assign( m_name, m, name );
}
private:
// Data members
dstring m_name;
};
// ************************************************************************** //
// ************** runtime::cla::positional_parameter ************** //
// ************************************************************************** //
template<typename T>
class positional_parameter_t : public basic_parameter<T,trivial_id_policy> {
typedef basic_parameter<T,trivial_id_policy> base;
public:
// Constructors
explicit positional_parameter_t( cstring name )
: base( name )
{}
};
//____________________________________________________________________________//
BOOST_TEST_UTILS_RUNTIME_CLA_NAMED_PARAM_GENERATORS( positional_parameter )
} // namespace cla
} // namespace BOOST_TEST_UTILS_RUNTIME_PARAM_NAMESPACE
} // namespace boost
#endif // BOOST_TEST_UTILS_RUNTIME_CLA_POSITIONAL_PARAMETER_HPP
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