tifier">error_code</span></code> values against the constant
          <code class="computeroutput"><span class="identifier">websocket</span><span class="special">::</span><span class="identifier">error</span><span class="special">::</span><span class="identifier">handshake_failed</span></code> should compare against
          <a class="link" href="ref/boost__beast__websocket__condition.html" title="websocket::condition"><code class="computeroutput"><span class="identifier">websocket</span><span class="spec