@Override
protected String getUnassignedRuleCallToken(
EObject semanticObject, RuleCall ruleCall, INode node) {
if (ruleCall.getRule() == grammarAccess.getArrayBracketsRule())
return getArrayBracketsToken(semanticObject, ruleCall, node);
else if (ruleCall.getRule() == grammarAccess.getOpSingleAssignRule())
return getOpSingleAssignToken(semanticObject, ruleCall, node);
return "";
}
@Override
protected String getUnassignedRuleCallToken(
EObject semanticObject, RuleCall ruleCall, INode node) {
if (ruleCall.getRule() == grammarAccess.getASSIGNRule())
return getASSIGNToken(semanticObject, ruleCall, node);
else if (ruleCall.getRule() == grammarAccess.getCLOSERule())
return getCLOSEToken(semanticObject, ruleCall, node);
else if (ruleCall.getRule() == grammarAccess.getNEWLINERule())
return getNEWLINEToken(semanticObject, ruleCall, node);
else if (ruleCall.getRule() == grammarAccess.getOPENRule())
return getOPENToken(semanticObject, ruleCall, node);
return "";
}
protected String _localVar(final RuleCall it) {
AbstractRule _rule = it.getRule();
String _name = _rule.getName();
String _plus = ("this_" + _name);
String _plus_1 = (_plus + "_");
ParserRule _containingParserRule = GrammarUtil.containingParserRule(it);
List<AbstractElement> _contentsAsList = this.contentsAsList(_containingParserRule);
int _indexOf = _contentsAsList.indexOf(it);
return (_plus_1 + Integer.valueOf(_indexOf));
}
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 AbstractElement _predicatedElement(final RuleCall it) {
AbstractElement _xifexpression = null;
boolean _isPredicated = it.isPredicated();
if (_isPredicated) {
_xifexpression = it;
} else {
AbstractRule _rule = it.getRule();
AbstractElement _alternatives = _rule.getAlternatives();
EList<AbstractElement> _elements = ((Group) _alternatives).getElements();
AbstractElement _head = IterableExtensions.<AbstractElement>head(_elements);
_xifexpression = this.predicatedElement(_head);
}
return _xifexpression;
}
@Override
public void complete_DOUBLE(
EObject model,
RuleCall ruleCall,
ContentAssistContext context,
ICompletionProposalAcceptor acceptor) {
ICompletionProposalAcceptor priorityOptimizer = getCustomAcceptor(model, "real", acceptor);
String proposalText = "0.1";
ICompletionProposal proposal =
createCompletionProposal(
proposalText, proposalText + " - " + ruleCall.getRule().getName(), null, context);
priorityOptimizer.accept(proposal);
}
@Override
public void complete_BOOL(
EObject model,
RuleCall ruleCall,
ContentAssistContext context,
ICompletionProposalAcceptor acceptor) {
ICompletionProposalAcceptor priorityOptimizer = getCustomAcceptor(model, "boolean", acceptor);
for (String s : new String[] {"true", "false", "yes", "no"}) {
ICompletionProposal proposal =
createCompletionProposal(s, s + " - " + ruleCall.getRule().getName(), null, context);
priorityOptimizer.accept(proposal);
}
}
@Override
public Boolean caseRuleCall(RuleCall object) {
AbstractRule calledRule = object.getRule();
if (calledRule == null || calledRule instanceof TerminalRule || calledRule instanceof EnumRule)
return Boolean.FALSE;
ParserRule parserRule = (ParserRule) calledRule;
if (GrammarUtil.isDatatypeRule(parserRule)) return Boolean.FALSE;
if (!addVisited(parserRule)) return Boolean.FALSE;
Multimap<String, AbstractElement> prevAssignedFeatures = assignedFeatures;
assignedFeatures = newMultimap();
doSwitch(parserRule.getAlternatives());
for (String feature : assignedFeatures.keySet()) prevAssignedFeatures.put(feature, object);
assignedFeatures = prevAssignedFeatures;
removeVisited(parserRule);
return Boolean.FALSE;
}
public static AbstractElement getPredicatedElement(AbstractElement element) {
if (element.isPredicated()) {
return element;
}
if (element instanceof Assignment) {
return getPredicatedElement(((Assignment) element).getTerminal());
}
if (element instanceof RuleCall) {
final RuleCall ruleCall = (RuleCall) element;
final AbstractRule calledRule = ruleCall.getRule();
Group group = (Group) calledRule.getAlternatives();
AbstractElement first = group.getElements().get(0);
AbstractElement result = getPredicatedElement(first);
if (ruleCall.getArguments().isEmpty()) {
return result;
}
EcoreUtil.Copier copier =
new EcoreUtil.Copier() {
private static final long serialVersionUID = 1L;
@Override
public EObject copy(EObject eObject) {
if (eObject instanceof ParameterReference) {
ParameterReference paramRef = (ParameterReference) eObject;
Parameter parameter = paramRef.getParameter();
if (calledRule == GrammarUtil.containingRule(parameter)) {
for (NamedArgument givenArgument : ruleCall.getArguments()) {
if (givenArgument.getParameter() == parameter) {
EObject result = copy(givenArgument.getValue());
return result;
}
}
throw new IllegalStateException();
}
}
return super.copy(eObject);
}
};
AbstractElement clone = (AbstractElement) copier.copy(result);
copier.copyReferences();
return clone;
}
return element;
}
@Override
public Boolean caseRuleCall(RuleCall object) {
if (!visitedRuleCalls.add(object)) return isOptional(object);
acceptor.accept(object);
Set<Parameter> oldConfig = currentConfig;
try {
if (!object.getArguments().isEmpty()) {
currentConfig =
ParameterConfigHelper.getAssignedArguments(object, getParameterValues(object));
} else {
currentConfig = Collections.emptySet();
}
Boolean result = doSwitch(object.getRule()) || isOptional(object);
visitedRuleCalls.remove(object);
return result;
} finally {
currentConfig = oldConfig;
}
}
public static String getArgumentList(final RuleCall ruleCall, final Boolean skipCurrent) {
final List<NamedArgument> arguments = ruleCall.getArguments();
AbstractRule abstractRule = ruleCall.getRule();
boolean needsCurrent =
!skipCurrent
&& GrammarUtil.isEObjectFragmentRule(abstractRule)
&& !GrammarUtil.isDatatypeRule(abstractRule);
if (arguments.isEmpty()) {
if (needsCurrent) {
return "[$current]";
}
return "";
}
ParserRule rule = (ParserRule) abstractRule;
StringBuilder result = new StringBuilder();
result.append("[");
if (needsCurrent) {
result.append("$current, ");
}
Joiner.on(", ")
.appendTo(
result,
Iterables.transform(
rule.getParameters(),
new Function<Parameter, String>() {
@Override
public String apply(Parameter input) {
for (NamedArgument argument : arguments) {
if (argument.getParameter() == input) {
return conditionToAntlr(argument.getValue(), true);
}
}
throw new IllegalStateException(
"Cannot find argument for parameter: " + input.getName());
}
}));
result.append("]");
return result.toString();
}
@Override
public void complete_HEX(
EObject model,
RuleCall ruleCall,
ContentAssistContext context,
ICompletionProposalAcceptor acceptor) {
ICompletionProposalAcceptor priorityOptimizer = getCustomAcceptor(model, "integer", acceptor);
String proposalText = "0x1";
ICompletionProposal proposal =
createCompletionProposal(
proposalText, proposalText + " - " + ruleCall.getRule().getName(), null, context);
if (proposal instanceof ConfigurableCompletionProposal) {
ConfigurableCompletionProposal configurable = (ConfigurableCompletionProposal) proposal;
configurable.setSelectionStart(configurable.getReplacementOffset() + 2);
configurable.setSelectionLength(proposalText.length() - 2);
configurable.setAutoInsertable(false);
configurable.setSimpleLinkedMode(context.getViewer(), '\t', ' ');
}
priorityOptimizer.accept(proposal);
}
protected boolean _predicated(final RuleCall it) {
boolean _or = false;
boolean _isPredicated = it.isPredicated();
if (_isPredicated) {
_or = true;
} else {
boolean _xblockexpression = false;
{
AbstractRule _rule = it.getRule();
final AbstractElement group = _rule.getAlternatives();
boolean _xifexpression = false;
if ((group instanceof Group)) {
EList<AbstractElement> _elements = ((Group) group).getElements();
AbstractElement _head = IterableExtensions.<AbstractElement>head(_elements);
_xifexpression = this.predicated(_head);
} else {
_xifexpression = false;
}
_xblockexpression = _xifexpression;
}
_or = _xblockexpression;
}
return _or;
}
public static String getQualifiedNameAsString(RuleCall ruleCall) {
AbstractRule rule = ruleCall.getRule();
String result = RuleNames.getRuleNames(rule).getQualifiedName(rule);
return '"' + result + '"';
}