command

var (
	ErrNoEqual            = errors.New("no equal")
	ErrNoConfig           = errors.New("no config")
	ErrNoCommaConfig      = errors.New("no comma config")
	ErrNotInt             = errors.New("not int")
	ErrEmptyKey           = errors.New("empty key")
	ErrNotSupportKey      = errors.New("not support key")
	ErrNotSupportOperator = errors.New("not support operator")
)