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