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author | Kevin Smith <git@kismith.co.uk> | 2013-01-12 18:41:34 (GMT) |
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committer | Swift Review <review@swift.im> | 2013-01-13 10:36:26 (GMT) |
commit | f3bc816af1b0d61452de973963e453bf3b3f95a2 (patch) | |
tree | e895f8afa3580e6cff6f5ad2017d45bf147a17c2 /3rdParty/Boost/src/boost/spirit/home/support/detail/lexer/partition/charset.hpp | |
parent | 188fc285c6555eadd3c9d50ab8a94adcade78d89 (diff) | |
download | swift-f3bc816af1b0d61452de973963e453bf3b3f95a2.zip swift-f3bc816af1b0d61452de973963e453bf3b3f95a2.tar.bz2 |
Adding in the spirit Boost stuff
Change-Id: I4f127ce61667243b64081b0aa309028d5077045f
Diffstat (limited to '3rdParty/Boost/src/boost/spirit/home/support/detail/lexer/partition/charset.hpp')
-rw-r--r-- | 3rdParty/Boost/src/boost/spirit/home/support/detail/lexer/partition/charset.hpp | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/3rdParty/Boost/src/boost/spirit/home/support/detail/lexer/partition/charset.hpp b/3rdParty/Boost/src/boost/spirit/home/support/detail/lexer/partition/charset.hpp new file mode 100644 index 0000000..c74dd36 --- /dev/null +++ b/3rdParty/Boost/src/boost/spirit/home/support/detail/lexer/partition/charset.hpp @@ -0,0 +1,81 @@ +// charset.hpp +// Copyright (c) 2007-2009 Ben Hanson (http://www.benhanson.net/) +// +// Distributed under the Boost Software License, Version 1.0. (See accompanying +// file licence_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) +#ifndef BOOST_LEXER_CHARSET_HPP +#define BOOST_LEXER_CHARSET_HPP + +#include <set> +#include "../size_t.hpp" +#include "../string_token.hpp" + +namespace boost +{ +namespace lexer +{ +namespace detail +{ +template<typename CharT> +struct basic_charset +{ + typedef basic_string_token<CharT> token; + typedef std::set<std::size_t> index_set; + + token _token; + index_set _index_set; + + basic_charset () + { + } + + basic_charset (const token &token_, const std::size_t index_) : + _token (token_) + { + _index_set.insert (index_); + } + + bool empty () const + { + return _token.empty () && _index_set.empty (); + } + + void intersect (basic_charset &rhs_, basic_charset &overlap_) + { + _token.intersect (rhs_._token, overlap_._token); + + if (!overlap_._token.empty ()) + { + typename index_set::const_iterator iter_ = _index_set.begin (); + typename index_set::const_iterator end_ = _index_set.end (); + + for (; iter_ != end_; ++iter_) + { + overlap_._index_set.insert (*iter_); + } + + iter_ = rhs_._index_set.begin (); + end_ = rhs_._index_set.end (); + + for (; iter_ != end_; ++iter_) + { + overlap_._index_set.insert (*iter_); + } + + if (_token.empty ()) + { + _index_set.clear (); + } + + if (rhs_._token.empty ()) + { + rhs_._index_set.clear (); + } + } + } +}; +} +} +} + +#endif |