@Override
    public <T> T accept(ExpressionVisitor<T> visitor) {
        return visitor.visitComparator(this);
    }
Compares the left and right expression using a comparator,
resulting in a boolean value.

@see <a href="https://jmespath.org/specification.html#filter-expressions">Comparator expression as defined in Filter Expressions</a>
smithy-jmespath/src/main/java/software/amazon/smithy/jmespath/ast/ComparatorExpression.java