protected String _toXtext(final RuleCall rc) {
AbstractRule _rule = rc.getRule();
String _name = _rule.getName();
String _elvis = null;
String _cardinality = rc.getCardinality();
if (_cardinality != null) {
_elvis = _cardinality;
} else {
_elvis = "";
}
return (_name + _elvis);
}
protected boolean _mustBeParenthesized(final RuleCall it) {
boolean _or = false;
boolean _or_1 = false;
boolean _predicated = this.predicated(it);
if (_predicated) {
_or_1 = true;
} else {
boolean _isFirstSetPredicated = it.isFirstSetPredicated();
_or_1 = _isFirstSetPredicated;
}
if (_or_1) {
_or = true;
} else {
String _cardinality = it.getCardinality();
boolean _notEquals = (!Objects.equal(_cardinality, null));
_or = _notEquals;
}
return _or;
}