loglevel

loglevel

a enum package of loglevel

levels

there are 7 levels.

const (
	All LogLevel = iota
	Debug
	Info
	Warn
	Error
	Fatal
	Off
)

All is contains all.
Debug is contains itself, Info, Warn, Error, Fatal.
...
Fatal is contains itself.
Off has nothing.

functions

WrapColor

func WrapColor(level LogLevel, message string) string

WrapColor is paint color to message.
if Fatal is violet.
if Error is red.
if Warn is yellow.
if Info is green.
if Debug is blue.

Avaliable

func Available(criterion, loglevel LogLevel) bool {
	return criterion <= loglevel
}

check loglevel is available or not.