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Copyright (c) 2010-2010: Joachim Faulhaber
   Distributed under the Boost Software License, Version 1.0.
      (See accompanying file LICENCE.txt or copy at

#include <boost/icl/concept/interval.hpp>

namespace boost{ namespace icl

/// Comparison functor on intervals implementing an overlap free less 
template <class IntervalT>
struct exclusive_less_than 
    /** Operator <tt>operator()</tt> implements a strict weak ordering on intervals. */
    bool operator()(const IntervalT& left, const IntervalT& right)const
        return icl::non_empty::exclusive_less(left, right); 

}} // namespace boost icl