private void checkCompounds(List<SyntaxElement> children) {
for (SyntaxElement syntaxElement : children) {
if (syntaxElement instanceof CompoundDefinition) {
CompoundDefinition compound = (CompoundDefinition) syntaxElement;
Cardinality cardinality = compound.getCardinality();
boolean hasUnlimitedUpperBound =
cardinality == Cardinality.PLUS || cardinality == Cardinality.STAR;
if (hasUnlimitedUpperBound) {
// check whether the compound allows the empty sentence
if (csUtil.canBeEmpty(compound.getDefinition(), true)) {
addProblem(
CsAnalysisProblemType.EMPTY_COMPOUND,
EMPTY_COMPOUND_MESSAGE,
compound,
new RemoveElementQuickFix("Remove compound", compound));
}
}
}
checkCompounds(syntaxElement.getChildren());
}
}
