108 lines
2.6 KiB
C++
108 lines
2.6 KiB
C++
//Copyright (c) 2006-2010 Emil Dotchevski and Reverge Studios, Inc.
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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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#ifndef BOOST_EXCEPTION_CE6983AC753411DDA764247956D89593
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#define BOOST_EXCEPTION_CE6983AC753411DDA764247956D89593
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#include <boost/config.hpp>
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#ifndef BOOST_NO_CXX11_RVALUE_REFERENCES
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#include <boost/type_traits/is_nothrow_move_constructible.hpp>
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#endif
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#include <utility>
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#include <string>
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#ifndef BOOST_EXCEPTION_ENABLE_WARNINGS
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#if __GNUC__*100+__GNUC_MINOR__>301
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#pragma GCC system_header
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#endif
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#ifdef __clang__
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#pragma clang system_header
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#endif
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#ifdef _MSC_VER
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#pragma warning(push,1)
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#endif
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#endif
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namespace
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boost
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{
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namespace
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exception_detail
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{
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class
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error_info_base
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{
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public:
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virtual std::string name_value_string() const = 0;
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virtual error_info_base * clone() const = 0;
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virtual
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~error_info_base() BOOST_NOEXCEPT_OR_NOTHROW
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{
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}
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};
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}
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template <class Tag,class T>
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class
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error_info:
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public exception_detail::error_info_base
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{
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exception_detail::error_info_base *
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clone() const
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{
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return new error_info<Tag,T>(*this);
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}
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public:
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typedef T value_type;
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error_info( value_type const & v ):
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v_(v)
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{
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}
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#if (__GNUC__*100+__GNUC_MINOR__!=406) //workaround for g++ bug
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#ifndef BOOST_NO_CXX11_RVALUE_REFERENCES
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error_info( error_info const & x ):
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v_(x.v_)
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{
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}
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error_info( T && v ) BOOST_NOEXCEPT_IF(boost::is_nothrow_move_constructible<T>::value):
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v_(std::move(v))
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{
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}
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error_info( error_info && x ) BOOST_NOEXCEPT_IF(boost::is_nothrow_move_constructible<T>::value):
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v_(std::move(x.v_))
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{
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}
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#endif
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#endif
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~error_info() BOOST_NOEXCEPT_OR_NOTHROW
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{
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}
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value_type const &
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value() const
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{
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return v_;
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}
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value_type &
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value()
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{
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return v_;
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}
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private:
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error_info & operator=( error_info const & );
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#ifndef BOOST_NO_CXX11_RVALUE_REFERENCES
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error_info & operator=( error_info && x );
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#endif
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std::string name_value_string() const;
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value_type v_;
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};
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}
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#if defined(_MSC_VER) && !defined(BOOST_EXCEPTION_ENABLE_WARNINGS)
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#pragma warning(pop)
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#endif
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#endif
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