func MustParse(dest ...interface{}) *Parser {
	p, err := NewParser(Config{}, dest...)
	if err != nil {
		fmt.Println(err)
		os.Exit(-1)
	}
	err = p.Parse(flags())
	if err == ErrHelp {
		p.WriteHelp(os.Stdout)
		os.Exit(0)
	}
	if err == ErrVersion {
		fmt.Println(p.version)
		os.Exit(0)
	}
	if err != nil {
		p.Fail(err.Error())
	}
	return p
}
func MustParse(dest ...interface{}) *Parser {
	p, err := NewParser(Config{}, dest...)
	if err != nil {
		fmt.Println(err)
		os.Exit(-1)
	}
	err = p.Parse(flags())
	if err == ErrHelp {
		p.WriteHelp(os.Stdout)
		os.Exit(0)
	}
	if err == ErrVersion {
		fmt.Println(p.version)
		os.Exit(0)
	}
	if err != nil {
		p.Fail(err.Error())
	}
	return p
}
func MustParse ( dest ... interface { } ) * Parser { p , err := NewParser ( Config { } , dest ... ) if err != nil { fmt . Println ( err ) os . Exit ( - 1 ) } err = p . Parse ( flags ( ) ) if err == ErrHelp { p . WriteHelp ( os . Stdout ) os . Exit ( 0 ) } if err == ErrVersion { fmt . Println ( p . version ) os . Exit ( 0 ) } if err != nil { p . Fail ( err . Error ( ) ) } return p }
// MustParse processes command line arguments and exits upon failure
MustParse processes command line arguments and exits upon failure