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Diffstat (limited to '3rdParty/Boost/src/boost/spirit/home/lex/lexer/action.hpp')
-rw-r--r--3rdParty/Boost/src/boost/spirit/home/lex/lexer/action.hpp97
1 files changed, 97 insertions, 0 deletions
diff --git a/3rdParty/Boost/src/boost/spirit/home/lex/lexer/action.hpp b/3rdParty/Boost/src/boost/spirit/home/lex/lexer/action.hpp
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+++ b/3rdParty/Boost/src/boost/spirit/home/lex/lexer/action.hpp
@@ -0,0 +1,97 @@
+// Copyright (c) 2001-2011 Hartmut Kaiser
+//
+// 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(SPIRIT_LEX_ACTION_NOV_18_2007_0743PM)
+#define SPIRIT_LEX_ACTION_NOV_18_2007_0743PM
+
+#if defined(_MSC_VER)
+#pragma once
+#endif
+
+#include <boost/spirit/home/lex/meta_compiler.hpp>
+#include <boost/spirit/home/lex/lexer_type.hpp>
+#include <boost/spirit/home/lex/argument.hpp>
+#include <boost/spirit/home/lex/lexer/support_functions.hpp>
+#include <boost/mpl/if.hpp>
+#include <boost/type_traits/remove_const.hpp>
+#include <boost/type_traits/is_same.hpp>
+
+///////////////////////////////////////////////////////////////////////////////
+namespace boost { namespace spirit { namespace lex
+{
+ ///////////////////////////////////////////////////////////////////////////
+ template <typename Subject, typename Action>
+ struct action : unary_lexer<action<Subject, Action> >
+ {
+ action(Subject const& subject, Action f)
+ : subject(subject), f(f) {}
+
+ template <typename LexerDef, typename String>
+ void collect(LexerDef& lexdef, String const& state
+ , String const& targetstate) const
+ {
+ // collect the token definition information for the token_def
+ // this action is attached to
+ subject.collect(lexdef, state, targetstate);
+ }
+
+ template <typename LexerDef>
+ void add_actions(LexerDef& lexdef) const
+ {
+ // call to add all actions attached further down the hierarchy
+ subject.add_actions(lexdef);
+
+ // retrieve the id of the associated token_def and register the
+ // given semantic action with the lexer instance
+ lexdef.add_action(subject.unique_id(), subject.state(), f);
+ }
+
+ Subject subject;
+ Action f;
+
+ private:
+ // silence MSVC warning C4512: assignment operator could not be generated
+ action& operator= (action const&);
+ };
+
+}}}
+
+///////////////////////////////////////////////////////////////////////////////
+namespace boost { namespace spirit
+{
+ ///////////////////////////////////////////////////////////////////////////
+ // Karma action meta-compiler
+ template <>
+ struct make_component<lex::domain, tag::action>
+ {
+ template <typename Sig>
+ struct result;
+
+ template <typename This, typename Elements, typename Modifiers>
+ struct result<This(Elements, Modifiers)>
+ {
+ typedef typename
+ remove_const<typename Elements::car_type>::type
+ subject_type;
+
+ typedef typename
+ remove_const<typename Elements::cdr_type::car_type>::type
+ action_type;
+
+ typedef lex::action<subject_type, action_type> type;
+ };
+
+ template <typename Elements>
+ typename result<make_component(Elements, unused_type)>::type
+ operator()(Elements const& elements, unused_type) const
+ {
+ typename result<make_component(Elements, unused_type)>::type
+ result(elements.car, elements.cdr.car);
+ return result;
+ }
+ };
+}}
+
+#endif