Method UsageError

commands/commands.go:85–91

(msg string)

}

func (c *Command) UsageError(msg string) error {
	nl := ""
	if msg != "" {
		nl = "\n"
	}
	return fmt.Errorf("%s%s%s", msg, nl, c.Synopsis())
}

func (c *Command) Synopsis() string {
	lines := []string{}