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Added thirdparty: boost library
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// Copyright (c) 2001-2011 Hartmut Kaiser
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// Copyright (c) 2001-2011 Joel de Guzman
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//
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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#if !defined(BOOST_SPIRIT_GENERATOR_JANUARY_13_2009_1002AM)
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#define BOOST_SPIRIT_GENERATOR_JANUARY_13_2009_1002AM
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#if defined(_MSC_VER)
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#pragma once
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#endif
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#include <boost/mpl/has_xxx.hpp>
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#include <boost/mpl/int.hpp>
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#include <boost/spirit/home/karma/domain.hpp>
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namespace boost { namespace spirit { namespace karma
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{
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struct generator_properties
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{
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enum enum_type {
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no_properties = 0,
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buffering = 0x01, // generator requires buffering
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counting = 0x02, // generator requires counting
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tracking = 0x04, // generator requires position tracking
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disabling = 0x08, // generator requires disabling of output
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countingbuffer = 0x03, // buffering | counting
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all_properties = 0x0f // buffering | counting | tracking | disabling
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};
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};
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template <typename Derived>
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struct generator
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{
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struct generator_id;
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typedef mpl::int_<generator_properties::no_properties> properties;
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typedef Derived derived_type;
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typedef karma::domain domain;
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// Requirement: g.generate(o, context, delimiter, attr) -> bool
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//
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// g: a generator
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// o: output iterator
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// context: enclosing rule context (can be unused_type)
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// delimit: delimiter (can be unused_type)
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// attr: attribute (can be unused_type)
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// Requirement: g.what(context) -> info
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//
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// g: a generator
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// context: enclosing rule context (can be unused_type)
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// Requirement: G::template attribute<Ctx, Iter>::type
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//
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// G: a generator type
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// Ctx: A context type (can be unused_type)
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// Iter: An iterator type (always unused_type)
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Derived const& derived() const
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{
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return *static_cast<Derived const*>(this);
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}
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};
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template <typename Derived>
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struct primitive_generator : generator<Derived>
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{
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struct primitive_generator_id;
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};
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template <typename Derived>
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struct nary_generator : generator<Derived>
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{
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struct nary_generator_id;
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// Requirement: g.elements -> fusion sequence
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//
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// g: a composite generator
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// Requirement: G::elements_type -> fusion sequence
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//
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// G: a composite generator type
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};
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template <typename Derived>
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struct unary_generator : generator<Derived>
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{
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struct unary_generator_id;
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// Requirement: g.subject -> subject generator
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//
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// g: a unary generator
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// Requirement: G::subject_type -> subject generator type
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//
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// G: a unary generator type
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};
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template <typename Derived>
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struct binary_generator : generator<Derived>
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{
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struct binary_generator_id;
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// Requirement: g.left -> left generator
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//
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// g: a binary generator
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// Requirement: G::left_type -> left generator type
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//
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// G: a binary generator type
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// Requirement: g.right -> right generator
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//
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// g: a binary generator
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// Requirement: G::right_type -> right generator type
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//
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// G: a binary generator type
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};
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}}}
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namespace boost { namespace spirit { namespace traits // classification
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{
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namespace detail
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{
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// generator tags
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BOOST_MPL_HAS_XXX_TRAIT_DEF(generator_id)
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BOOST_MPL_HAS_XXX_TRAIT_DEF(primitive_generator_id)
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BOOST_MPL_HAS_XXX_TRAIT_DEF(nary_generator_id)
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BOOST_MPL_HAS_XXX_TRAIT_DEF(unary_generator_id)
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BOOST_MPL_HAS_XXX_TRAIT_DEF(binary_generator_id)
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}
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// check for generator tags
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template <typename T>
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struct is_generator : detail::has_generator_id<T> {};
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template <typename T>
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struct is_primitive_generator : detail::has_primitive_generator_id<T> {};
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template <typename T>
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struct is_nary_generator : detail::has_nary_generator_id<T> {};
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template <typename T>
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struct is_unary_generator : detail::has_unary_generator_id<T> {};
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template <typename T>
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struct is_binary_generator : detail::has_binary_generator_id<T> {};
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// check for generator properties
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template <typename T>
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struct properties_of : T::properties {};
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}}}
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#endif
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