Function not

parser/lexer/state.go:157–182

(l *Lexer)

}

func not(l *Lexer) stateFn {
	l.emit(Operator)

	l.skipSpaces()

	end := l.end

	// Get the next word.
	for {
		r := l.next()
		if utils.IsAlphaNumeric(r) {
			// absorb
		} else {
			l.backup()
			break
		}
	}

	switch l.word() {
	case "in", "matches", "contains", "startsWith", "endsWith":
		l.emit(Operator)
	default:
		l.end = end
	}
	return root
}

func questionMark(l *Lexer) stateFn {
	l.accept(".?")