function _M.get_err_msg()

in lib/shenyu/register/zookeeper/zk_const.lua [75:80]

• 6 lines of code
• 2 McCabe index (conditional complexity)

function _M.get_err_msg(code)
    if not code then
        return "unknown"
    end
    return error_msg["err" .. (code * -1)]
end