public static String getParameterList(ParserRule rule, Boolean skipCurrent) {
boolean currentAsParam = rule.isFragment() && !GrammarUtil.isDatatypeRule(rule);
if ((skipCurrent || !currentAsParam) && rule.getParameters().isEmpty()) {
return "";
}
StringBuilder result = new StringBuilder();
result.append("[");
if (!skipCurrent) {
if (currentAsParam) {
result.append("EObject in_current");
if (!rule.getParameters().isEmpty()) {
result.append(", ");
}
}
}
Joiner.on(", ")
.appendTo(
result,
Iterables.transform(
rule.getParameters(),
new Function<Parameter, String>() {
@Override
public String apply(Parameter input) {
return "boolean p_" + input.getName();
}
}));
result.append("] ");
return result.toString();
}
@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 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
protected boolean canInspect(ParserRule rule) {
if (GrammarUtil.isDatatypeRule(rule) || rule.getAlternatives() == null) return false;
return super.canInspect(rule);
}
@Override
public Boolean caseParserRule(ParserRule object) {
if (GrammarUtil.isDatatypeRule(object)) return Boolean.FALSE;
return doSwitch(object.getAlternatives());
}
