func (f *httpConnectHandler) dial(network, addr string) (net.Conn, error) {
conn, dialErr := f.Dialer(network, addr)
if dialErr != nil {
return nil, errors.New("Unable to dial %v: %v", addr, dialErr)
}
conn = idletiming.Conn(conn, f.IdleTimeout, nil)
return conn, nil
}
// Fail fails execution of the current chain
func Fail(msg string, args ...interface{}) error {
return errors.New(msg, args...)
}