Files
boost_beast/include/boost/beast/websocket/impl/error.ipp
2017-07-28 17:07:23 -07:00

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2.1 KiB
C++

//
// Copyright (c) 2016-2017 Vinnie Falco (vinnie dot falco at gmail dot com)
//
// 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)
//
// Official repository: https://github.com/boostorg/beast
//
#ifndef BOOST_BEAST_WEBSOCKET_IMPL_ERROR_IPP
#define BOOST_BEAST_WEBSOCKET_IMPL_ERROR_IPP
namespace boost {
namespace system {
template<>
struct is_error_code_enum<beast::websocket::error>
{
static bool const value = true;
};
} // system
namespace beast {
namespace websocket {
namespace detail {
class websocket_error_category : public error_category
{
public:
const char*
name() const noexcept override
{
return "beast.websocket";
}
std::string
message(int ev) const override
{
switch(static_cast<error>(ev))
{
case error::closed: return "WebSocket connection closed normally";
case error::failed: return "WebSocket connection failed due to a protocol violation";
case error::handshake_failed: return "WebSocket Upgrade handshake failed";
case error::buffer_overflow: return "buffer overflow";
default:
return "beast.websocket error";
}
}
error_condition
default_error_condition(int ev) const noexcept override
{
return error_condition(ev, *this);
}
bool
equivalent(int ev,
error_condition const& condition
) const noexcept override
{
return condition.value() == ev &&
&condition.category() == this;
}
bool
equivalent(error_code const& error, int ev) const noexcept override
{
return error.value() == ev &&
&error.category() == this;
}
};
inline
error_category const&
get_error_category()
{
static detail::websocket_error_category const cat{};
return cat;
}
} // detail
inline
error_code
make_error_code(error e)
{
return error_code(
static_cast<std::underlying_type<error>::type>(e),
detail::get_error_category());
}
} // websocket
} // beast
} // boost
#endif