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Diffstat (limited to 'src/third_party/boost-1.56.0/boost/spirit/home/classic/core/composite/sequential_or.hpp')
-rw-r--r-- | src/third_party/boost-1.56.0/boost/spirit/home/classic/core/composite/sequential_or.hpp | 154 |
1 files changed, 0 insertions, 154 deletions
diff --git a/src/third_party/boost-1.56.0/boost/spirit/home/classic/core/composite/sequential_or.hpp b/src/third_party/boost-1.56.0/boost/spirit/home/classic/core/composite/sequential_or.hpp deleted file mode 100644 index b276f6c9c36..00000000000 --- a/src/third_party/boost-1.56.0/boost/spirit/home/classic/core/composite/sequential_or.hpp +++ /dev/null @@ -1,154 +0,0 @@ -/*============================================================================= - Copyright (c) 1998-2003 Joel de Guzman - Copyright (c) 2001 Daniel Nuffer - Copyright (c) 2002 Hartmut Kaiser - http://spirit.sourceforge.net/ - - Distributed under 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) -=============================================================================*/ -#if !defined(BOOST_SPIRIT_SEQUENTIAL_OR_HPP) -#define BOOST_SPIRIT_SEQUENTIAL_OR_HPP - -#include <boost/spirit/home/classic/namespace.hpp> -#include <boost/spirit/home/classic/core/parser.hpp> -#include <boost/spirit/home/classic/core/primitives/primitives.hpp> -#include <boost/spirit/home/classic/core/composite/composite.hpp> -#include <boost/spirit/home/classic/meta/as_parser.hpp> - -namespace boost { namespace spirit { - -BOOST_SPIRIT_CLASSIC_NAMESPACE_BEGIN - - /////////////////////////////////////////////////////////////////////////// - // - // sequential-or class - // - // Handles expressions of the form: - // - // a || b - // - // Equivalent to - // - // a | b | a >> b; - // - // where a and b are parsers. The expression returns a composite - // parser that matches matches a or b in sequence. One (not both) of - // the operands may be a literal char, wchar_t or a primitive string - // char const*, wchar_t const*. - // - /////////////////////////////////////////////////////////////////////////// - struct sequential_or_parser_gen; - - template <typename A, typename B> - struct sequential_or : public binary<A, B, parser<sequential_or<A, B> > > - { - typedef sequential_or<A, B> self_t; - typedef binary_parser_category parser_category_t; - typedef sequential_or_parser_gen parser_generator_t; - typedef binary<A, B, parser<self_t> > base_t; - - sequential_or(A const& a, B const& b) - : base_t(a, b) {} - - template <typename ScannerT> - typename parser_result<self_t, ScannerT>::type - parse(ScannerT const& scan) const - { - typedef typename parser_result<self_t, ScannerT>::type result_t; - typedef typename ScannerT::iterator_t iterator_t; - { // scope for save - iterator_t save = scan.first; - if (result_t ma = this->left().parse(scan)) - { - save = scan.first; - if (result_t mb = this->right().parse(scan)) - { - // matched a b - scan.concat_match(ma, mb); - return ma; - } - else - { - // matched a - scan.first = save; - return ma; - } - } - scan.first = save; - } - - // matched b - return this->right().parse(scan); - } - }; - - struct sequential_or_parser_gen - { - template <typename A, typename B> - struct result - { - typedef - sequential_or< - typename as_parser<A>::type - , typename as_parser<B>::type - > - type; - }; - - template <typename A, typename B> - static sequential_or< - typename as_parser<A>::type - , typename as_parser<B>::type - > - generate(A const& a, B const& b) - { - return sequential_or<BOOST_DEDUCED_TYPENAME as_parser<A>::type, - BOOST_DEDUCED_TYPENAME as_parser<B>::type> - (as_parser<A>::convert(a), as_parser<B>::convert(b)); - } - }; - - template <typename A, typename B> - sequential_or<A, B> - operator||(parser<A> const& a, parser<B> const& b); - - template <typename A> - sequential_or<A, chlit<char> > - operator||(parser<A> const& a, char b); - - template <typename B> - sequential_or<chlit<char>, B> - operator||(char a, parser<B> const& b); - - template <typename A> - sequential_or<A, strlit<char const*> > - operator||(parser<A> const& a, char const* b); - - template <typename B> - sequential_or<strlit<char const*>, B> - operator||(char const* a, parser<B> const& b); - - template <typename A> - sequential_or<A, chlit<wchar_t> > - operator||(parser<A> const& a, wchar_t b); - - template <typename B> - sequential_or<chlit<wchar_t>, B> - operator||(wchar_t a, parser<B> const& b); - - template <typename A> - sequential_or<A, strlit<wchar_t const*> > - operator||(parser<A> const& a, wchar_t const* b); - - template <typename B> - sequential_or<strlit<wchar_t const*>, B> - operator||(wchar_t const* a, parser<B> const& b); - -BOOST_SPIRIT_CLASSIC_NAMESPACE_END - -}} // namespace BOOST_SPIRIT_CLASSIC_NS - -#endif - -#include <boost/spirit/home/classic/core/composite/impl/sequential_or.ipp> |