local DEBUG = -5
local INFO = 0
local WARN = 5
local ERROR = 10
local FATAL = 15

--- @param level number
--- @return string
local function levelToString(level)
  if level == DEBUG then
    return "DEBUG"
  elseif level == INFO then
    return "INFO"
  elseif level == WARN then
    return "WARN"
  elseif level == ERROR then
    return "ERROR"
  elseif level == FATAL then
    return "FATAL"
  end
  assert(false, "unknown level", level)
  return ""
end

return {
  DEBUG = DEBUG,
  INFO = INFO,
  WARN = WARN,
  ERROR = ERROR,
  FATAL = FATAL,
  levelToString = levelToString,
}