kicad/thirdparty/pegtl/pegtl/string_input.hpp

66 lines
1.9 KiB
C++

// Copyright (c) 2014-2021 Dr. Colin Hirsch and Daniel Frey
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE_1_0.txt or copy at https://www.boost.org/LICENSE_1_0.txt)
#ifndef TAO_PEGTL_STRING_INPUT_HPP
#define TAO_PEGTL_STRING_INPUT_HPP
#include <string>
#include <utility>
#include "config.hpp"
#include "eol.hpp"
#include "memory_input.hpp"
#include "tracking_mode.hpp"
namespace TAO_PEGTL_NAMESPACE
{
namespace internal
{
struct string_holder
{
const std::string data;
template< typename T >
explicit string_holder( T&& in_data )
: data( std::forward< T >( in_data ) )
{}
string_holder( const string_holder& ) = delete;
string_holder( string_holder&& ) = delete;
~string_holder() = default;
string_holder& operator=( const string_holder& ) = delete;
string_holder& operator=( string_holder&& ) = delete;
};
} // namespace internal
template< tracking_mode P = tracking_mode::eager, typename Eol = eol::lf_crlf, typename Source = std::string >
struct string_input
: private internal::string_holder,
public memory_input< P, Eol, Source >
{
template< typename V, typename T, typename... Ts >
explicit string_input( V&& in_data, T&& in_source, Ts&&... ts )
: internal::string_holder( std::forward< V >( in_data ) ),
memory_input< P, Eol, Source >( data.data(), data.size(), std::forward< T >( in_source ), std::forward< Ts >( ts )... )
{}
string_input( const string_input& ) = delete;
string_input( string_input&& ) = delete;
~string_input() = default;
string_input& operator=( const string_input& ) = delete;
string_input& operator=( string_input&& ) = delete;
};
template< typename... Ts >
explicit string_input( Ts&&... ) -> string_input<>;
} // namespace TAO_PEGTL_NAMESPACE
#endif