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// Copyright Eric Niebler 2005.
// Distributed under 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)
//
// Credits:
// Andreas Kl\:ockner for fixing increment() to handle
// error conditions.
#include <boost/python/object.hpp>
#include <boost/python/handle.hpp>
#include <boost/python/object/stl_iterator_core.hpp>
namespace boost { namespace python { namespace objects
{
stl_input_iterator_impl::stl_input_iterator_impl()
: it_()
, ob_()
{
}
stl_input_iterator_impl::stl_input_iterator_impl(boost::python::object const &ob)
: it_(ob.attr("__iter__")())
, ob_()
{
this->increment();
}
void stl_input_iterator_impl::increment()
{
this->ob_ = boost::python::handle<>(
boost::python::allow_null(PyIter_Next(this->it_.ptr())));
if (PyErr_Occurred())
throw boost::python::error_already_set();
}
bool stl_input_iterator_impl::equal(stl_input_iterator_impl const &that) const
{
return !this->ob_ == !that.ob_;
}
boost::python::handle<> const &stl_input_iterator_impl::current() const
{
return this->ob_;
}
}}} // namespace boost::python::objects
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