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27 lines
583 B
C++
27 lines
583 B
C++
// cat.cpp
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#include <iostream>
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#include <boost/openmethod.hpp>
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#include "cat.hpp"
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using boost::openmethod::virtual_ptr;
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namespace felines {
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BOOST_OPENMETHOD_CLASSES(animals::Animal, Cat, Cheetah);
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BOOST_OPENMETHOD_OVERRIDE(
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poke, (std::ostream & os, virtual_ptr<Cat> cat), void) {
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os << cat->name << " hisses";
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}
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BOOST_OPENMETHOD_OVERRIDE(
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poke, (std::ostream & os, virtual_ptr<Cheetah> cat), void) {
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BOOST_OPENMETHOD_OVERRIDER(
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poke, (std::ostream & os, virtual_ptr<Cat> dog), void)::fn(os, cat);
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os << " and runs away";
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}
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} // namespace felines
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