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35 lines
723 B
C++
Executable File
35 lines
723 B
C++
Executable File
// Copyright (C) 2009-2010 Lorenzo Caminiti.
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// Use, modification, and distribution is subject to the
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// Contract++ Software License, Version 1.0.
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// (See accompanying file LICENSE_1_0.txt.)
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// Base class for a myvector subcontracting example.
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#ifndef BOUNDABLE_HPP_
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#define BOUNDABLE_HPP_
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//[ boundable_cpp
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#include <contract.hpp>
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template<class ConstIter>
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class boundable {
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CONTRACT_INVARIANT( ({
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CONTRACT_ASSERT( begin() <= end() );
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}) )
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public:
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virtual ConstIter begin(void) const
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CONTRACT_FUNCTION( (class) (boundable)
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(public) (virtual) (ConstIter) (begin)( (void) ) (const)
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(body) (= 0;) )
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virtual ConstIter end(void) const = 0;
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};
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//]
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#endif // #include guard
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