File indexing completed on 2025-01-18 09:53:48
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0008 #ifndef BOOST_XPRESSIVE_DETAIL_CORE_MATCHER_END_MATCHER_HPP_EAN_10_04_2005
0009 #define BOOST_XPRESSIVE_DETAIL_CORE_MATCHER_END_MATCHER_HPP_EAN_10_04_2005
0010
0011
0012 #if defined(_MSC_VER)
0013 # pragma once
0014 #endif
0015
0016 #include <boost/assert.hpp>
0017 #include <boost/xpressive/detail/detail_fwd.hpp>
0018 #include <boost/xpressive/detail/core/quant_style.hpp>
0019 #include <boost/xpressive/detail/core/state.hpp>
0020 #include <boost/xpressive/detail/core/sub_match_impl.hpp>
0021 #include <boost/xpressive/detail/core/flow_control.hpp>
0022
0023 namespace boost { namespace xpressive { namespace detail
0024 {
0025
0026
0027
0028
0029 struct end_matcher
0030 : quant_style_assertion
0031 {
0032 template<typename BidiIter, typename Next>
0033 static bool match(match_state<BidiIter> &state, Next const &)
0034 {
0035 BidiIter const tmp = state.cur_;
0036 sub_match_impl<BidiIter> &s0 = state.sub_match(0);
0037 BOOST_ASSERT(!s0.matched);
0038
0039
0040
0041
0042 if(0 != state.context_.prev_context_)
0043 {
0044 if(!pop_context_match(state))
0045 {
0046 return false;
0047 }
0048
0049
0050 s0.first = s0.begin_;
0051 s0.second = tmp;
0052 s0.matched = true;
0053
0054 return true;
0055 }
0056 else if((state.flags_.match_all_ && !state.eos()) ||
0057 (state.flags_.match_not_null_ && state.cur_ == s0.begin_))
0058 {
0059 return false;
0060 }
0061
0062
0063 s0.first = s0.begin_;
0064 s0.second = tmp;
0065 s0.matched = true;
0066
0067
0068 for(actionable const *actor = state.action_list_.next; 0 != actor; actor = actor->next)
0069 {
0070 actor->execute(state.action_args_);
0071 }
0072
0073 return true;
0074 }
0075 };
0076
0077
0078
0079
0080 struct independent_end_matcher
0081 : quant_style_assertion
0082 {
0083 template<typename BidiIter, typename Next>
0084 bool match(match_state<BidiIter> &state, Next const &) const
0085 {
0086
0087 for(actionable const *actor = state.action_list_.next; 0 != actor; actor = actor->next)
0088 {
0089 actor->execute(state.action_args_);
0090 }
0091
0092 return true;
0093 }
0094 };
0095
0096 }}}
0097
0098 #endif