Traits.cti

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//
// Copyright (c) 2020 Fraunhofer Institute for Applied Information Technology (FIT)
//                    Network Research Group (NET)
//                    Schloss Birlinghoven, 53754 Sankt Augustin, GERMANY
//                    Contact: support@wiback.org
//
// This file is part of the SENF code tree.
// It is licensed under the 3-clause BSD License (aka New BSD License).
// See LICENSE.txt in the top level directory for details or visit
// https://opensource.org/licenses/BSD-3-Clause
//


/** \file
    \brief Traits inline template implementation */

#include "Traits.ih"

// Custom includes
#include <sstream>
#include <boost/format.hpp>
#include <senf/Utils/TypeInfo.hh>

#define prefix_ inline
//-/////////////////////////////////////////////////////////////////////////////////////////////////

//-/////////////////////////////////////////////////////////////////////////////////////////////////
// senf::console::detail::ReturnValueTraits<Type>

template <class Type>
prefix_ void senf::console::ReturnValueTraits<Type>::format(Type const & value,
                                                            std::ostream & os)
{
    senf_console_format_value(value, os);
}

template <class Type>
prefix_ void senf::console::senf_console_format_value(Type const & value, std::ostream & os)
{
    os << value;
}

//-/////////////////////////////////////////////////////////////////////////////////////////////////
// senf::console::ArgumentTraits<Type>

template <class Type>
prefix_ void senf::console::ArgumentTraits<Type>::
parse(ParseCommandInfo::TokensRange const & tokens, Type & out)
{
    senf_console_parse_argument(tokens,out);
}

template <class Type>
prefix_ void senf::console::parse(ParseCommandInfo::TokensRange const & tokens, Type & out)
{
    ArgumentTraits<Type>::parse(tokens, out);
}

template <class Type>
prefix_ std::string senf::console::str(Type const & value)
{
    return ArgumentTraits<Type>::str(value);
}

template <class Type>
prefix_ void senf::console::format(Type const & value, std::ostream & os)
{
    ReturnValueTraits<Type>::format(value, os);
}

template <class Type>
prefix_ std::string senf::console::ArgumentTraits<Type>::description()
{
    return prettyBaseName(typeid(Type));
}

template <class Type>
prefix_ std::string senf::console::ArgumentTraits<Type>::str(Type const & value)
{
    std::stringstream ss;
    senf::console::format(value, ss);
    std::string rv (ss.str());

    if (rv.empty() || ! boost::algorithm::all(rv, CommandParser::isWordChar)) {
        for (std::string::size_type i (0); i < rv.size(); ++i)
            if (rv[i] == '"' || rv[i] == '\\')
                rv.insert(i++,"\\");
            else if (rv[i] < ' ' || rv[i] > 126) {
                rv.insert(i+1, (boost::format("x%02x")
                                % unsigned(static_cast<unsigned char>(rv[i]))).str().c_str());
                rv[i] = '\\';
                i += 3;
            }

        rv.insert(0,"\"");
        rv.push_back('"');
        return rv;
    }

    return ss.str();
}

//-/////////////////////////////////////////////////////////////////////////////////////////////////
// senf::console::detail::CharArgumentTraits<CharT>

template <class CharT>
prefix_ void senf::console::detail::CharArgumentTraits<CharT>::
parse(ParseCommandInfo::TokensRange const & tokens, CharT & out)
{
    typename base::type v;
    base::parse(tokens,v);
    out = v;
}

template <class CharT>
prefix_ std::string senf::console::detail::CharArgumentTraits<CharT>::description()
{
    return std::numeric_limits<CharT>::is_signed ? "byte" : "ubyte";
}

//-/////////////////////////////////////////////////////////////////////////////////////////////////
#undef prefix_


// Local Variables:
// mode: c++
// fill-column: 100
// comment-column: 40
// c-file-style: "senf"
// indent-tabs-mode: nil
// ispell-local-dictionary: "american"
// compile-command: "scons -u test"
// End: