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// Copyright Oliver Kowalke 2009.
// 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)
#include "boost/coroutine/exceptions.hpp"
namespace boost {
namespace coroutines {
class coroutine_error_category : public system::error_category
{
public:
virtual const char* name() const BOOST_NOEXCEPT
{ return "coroutine"; }
virtual std::string message( int ev) const
{
switch (BOOST_SCOPED_ENUM_NATIVE(coroutine_errc)(ev))
{
case coroutine_errc::no_data:
return std::string("Operation not permitted because coroutine "
"has no valid result.");
}
return std::string("unspecified coroutine_errc value\n");
}
};
BOOST_COROUTINES_DECL
system::error_category const& coroutine_category() BOOST_NOEXCEPT
{
static coroutines::coroutine_error_category cat;
return cat;
}
}}
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