Examples with RuleCall org.eclipse.xtext.RuleCall used on opensource projects

Example 1 with RuleCall

use of org.eclipse.xtext.RuleCall in project ow by vtst.

the class EasySemanticHighlightingCalculator method printDebugInformation.

private void printDebugInformation(INode node) {
    EObject grammarElement = node.getGrammarElement();
    System.out.println("TEXT: " + node.getText());
    System.out.println("GRAMMAR: " + grammarElement.getClass().getName());
    if (node.getSemanticElement().eContainer() != null)
        System.out.println("SEMANTIC CONTAINER: " + node.getSemanticElement().eContainer().getClass().getName());
    if (node.getSemanticElement().eContainmentFeature() != null)
        System.out.println("SEMANTIC CONTAINMENT: " + node.getSemanticElement().eContainmentFeature().getName());
    System.out.println("SEMANTIC RESOURCE: " + node.getSemanticElement().eResource().getClass().getName());
    System.out.println("SEMANTIC: " + node.getSemanticElement().getClass().getName());
    if (grammarElement != null)
        System.out.println("GRAMMAR ELEMENT CLASS:" + grammarElement.getClass().getName());
    if (grammarElement instanceof RuleCall) {
        System.out.println("RULE: " + ((RuleCall) grammarElement).getRule().getName());
        System.out.println("CLASS: " + ((RuleCall) grammarElement).getRule().eClass().getName());
    } else if (grammarElement instanceof Action) {
        System.out.println("CARDINALITY: " + ((Action) grammarElement).getCardinality());
        System.out.println("FEATURE: " + ((Action) grammarElement).getFeature());
        System.out.println("OPERATOR: " + ((Action) grammarElement).getOperator());
    }
    System.out.println("");
}

Example 2 with RuleCall

use of org.eclipse.xtext.RuleCall in project xtext-xtend by eclipse.

the class XtendLocationInFileProvider method getSignificantTextRegion.

@Override
public ITextRegion getSignificantTextRegion(EObject element) {
    if (element instanceof RichStringLiteral) {
        ICompositeNode elementNode = findNodeFor(element);
        if (elementNode == null) {
            return ITextRegion.EMPTY_REGION;
        }
        ITextRegion result = ITextRegion.EMPTY_REGION;
        for (INode node : elementNode.getLeafNodes()) {
            if (isHidden(node)) {
                continue;
            }
            EObject grammarElement = node.getGrammarElement();
            if (!(grammarElement instanceof RuleCall)) {
                continue;
            }
            RuleCall ruleCall = (RuleCall) grammarElement;
            ITextRegionWithLineInformation region = node.getTextRegionWithLineInformation();
            int offset = region.getOffset();
            int length = region.getLength();
            if (grammarAccess.getRICH_TEXTRule() == ruleCall.getRule()) {
                offset += 3;
                length -= 6;
            } else if (grammarAccess.getRICH_TEXT_STARTRule() == ruleCall.getRule()) {
                offset += 3;
                length -= 4;
            } else if (grammarAccess.getRICH_TEXT_ENDRule() == ruleCall.getRule()) {
                offset += 1;
                length -= 4;
            } else if (grammarAccess.getRICH_TEXT_INBETWEENRule() == ruleCall.getRule()) {
                offset += 1;
                length -= 2;
            } else if (grammarAccess.getCOMMENT_RICH_TEXT_ENDRule() == ruleCall.getRule()) {
                offset += 2;
                length -= 5;
            } else if (grammarAccess.getCOMMENT_RICH_TEXT_INBETWEENRule() == ruleCall.getRule()) {
                offset += 2;
                length -= 3;
            } else {
                continue;
            }
            result = result.merge(toZeroBasedRegion(new TextRegionWithLineInformation(offset, length, region.getLineNumber(), region.getEndLineNumber())));
        }
        return result;
    }
    return super.getSignificantTextRegion(element);
}

Example 3 with RuleCall

use of org.eclipse.xtext.RuleCall in project xtext-core by eclipse.

the class RequiredRuleNameComputer method getRequiredRuleNames.

/**
 * @since 2.14
 */
protected String[][] getRequiredRuleNames(Param param, AbstractElement elementToParse) {
    if (elementToParse instanceof RuleCall) {
        RuleCall call = (RuleCall) elementToParse;
        if (call.getRule() instanceof ParserRule) {
            String antlrRuleName = ruleNames.getAntlrRuleName(call.getRule());
            if (!call.getArguments().isEmpty()) {
                Set<Parameter> context = param.getAssignedParametes();
                Set<Parameter> arguments = getAssignedArguments(call, context);
                int config = getParameterConfig(arguments);
                antlrRuleName = ruleNames.getAntlrRuleName(call.getRule(), config);
            }
            return new String[][] { { antlrRuleName } };
        }
    }
    return EMPTY_ARRAY;
}

Example 4 with RuleCall

use of org.eclipse.xtext.RuleCall in project xtext-core by eclipse.

the class BaseContentAssistParser method getFollowElements.

protected Collection<FE> getFollowElements(InternalParser parser, AbstractElement entryPoint) {
    String ruleName = getRuleName(entryPoint);
    if (ruleName == null) {
        if (entryPoint instanceof RuleCall) {
            RuleCall call = (RuleCall) entryPoint;
            AbstractRule rule = call.getRule();
            if (rule instanceof ParserRule) {
                ruleName = getRuleNames().getAntlrRuleName(rule);
            }
        }
    }
    if (ruleName == null) {
        throw new IllegalStateException("entryPoint: " + entryPoint);
    }
    return getFollowElements(parser, ruleName);
}

Example 5 with RuleCall

use of org.eclipse.xtext.RuleCall in project xtext-core by eclipse.

the class AssignmentQuantityAllocator method allowTransient.

protected boolean allowTransient(EObject obj, EStructuralFeature feature, Collection<ISyntaxConstraint> constraint) {
    if (feature.getEType() instanceof EEnum)
        return true;
    Object value = obj.eGet(feature);
    List<RuleCall> ruleCalls = GrammarUtil.containedRuleCalls(constraint.iterator().next().getGrammarElement());
    if (ruleCalls.isEmpty())
        return false;
    return valueSerializer.isValid(obj, ruleCalls.get(0), value, null);
}