36 lines
1.1 KiB
C++
36 lines
1.1 KiB
C++
//Copyright (c) 2006-2009 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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//This example shows how to throw exception objects that support
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//transporting of arbitrary data to the catch site, even for types
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//that do not derive from boost::exception.
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#include <boost/exception/all.hpp>
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#include <stdexcept>
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typedef boost::error_info<struct tag_std_range_min,size_t> std_range_min;
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typedef boost::error_info<struct tag_std_range_max,size_t> std_range_max;
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typedef boost::error_info<struct tag_std_range_index,size_t> std_range_index;
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template <class T>
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class
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my_container
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{
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public:
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size_t size() const;
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T const &
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operator[]( size_t i ) const
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{
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if( i > size() )
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throw boost::enable_error_info(std::range_error("Index out of range")) <<
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std_range_min(0) <<
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std_range_max(size()) <<
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std_range_index(i);
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//....
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}
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};
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