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- // Boost.Range library
- //
- // Copyright Neil Groves 2009. Use, modification and
- // distribution is subject to 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)
- //
- //
- // For more information, see http://www.boost.org/libs/range/
- //
- #ifndef BOOST_RANGE_TEST_FUNCTION_COUNTED_FUNCTION_HPP_INCLUDED
- #define BOOST_RANGE_TEST_FUNCTION_COUNTED_FUNCTION_HPP_INCLUDED
- namespace boost
- {
- namespace range_test_function
- {
- class counted_function
- {
- public:
- counted_function() : m_count(0u) {}
- void invoked() const
- {
- ++m_count;
- }
- // Return the number of times that this function object
- // has been invoked.
- unsigned int invocation_count() const { return m_count; }
- private:
- mutable unsigned int m_count;
- };
- }
- }
- #endif // include guard
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