Function pointer

parser/lexer/state.go:226–240

(l *Lexer)

}

func pointer(l *Lexer) stateFn {
	l.accept("#")
	l.emit(Operator)
	for {
		switch r := l.next(); {
		case utils.IsAlphaNumeric(r): // absorb
		default:
			l.backup()
			if l.word() != "" {
				l.emit(Identifier)
			}
			return root
		}
	}
}