@Override
	public boolean isEquivalent(QualifierFilter op) {
		if (this.getClass() != op.getClass()) {
			return false;
		}
		PositionMatchFilter otherFilter = (PositionMatchFilter) op;
		if (position != otherFilter.position) {
			return false;
		}
		return true;
	}
Filter that selects for a particular parameter position.
This matches if the position of the current parameter being assigned, within the data-type
list, matches the position attribute of this filter.
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/program/model/lang/protorules/PositionMatchFilter.java