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

Example 51 with AbstractElement

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

the class ContextFinder method findAssignedElements.

protected Set<AbstractElement> findAssignedElements(EObject obj, EStructuralFeature feature, Multimap<AbstractElement, ISerializationContext> assignments) {
    if (feature.isMany()) {
        Set<AbstractElement> r = Sets.newLinkedHashSet();
        INodesForEObjectProvider nodes = nodesProvider.getNodesForSemanticObject(obj, null);
        switch(transientValues.isListTransient(obj, feature)) {
            case SOME:
                List<?> values1 = (List<?>) obj.eGet(feature);
                int j = 0;
                for (int i = 0; i < values1.size(); i++) if (!transientValues.isValueInListTransient(obj, i, feature)) {
                    Object value = values1.get(i);
                    INode node = nodes.getNodeForMultiValue(feature, i, j, value);
                    r.addAll(assignmentFinder.findAssignmentsByValue(obj, assignments, value, node));
                    j++;
                }
                return r;
            case NO:
                List<?> values2 = (List<?>) obj.eGet(feature);
                for (int i = 0; i < values2.size(); i++) {
                    Object value = values2.get(i);
                    INode node = nodes.getNodeForMultiValue(feature, i, i, value);
                    r.addAll(assignmentFinder.findAssignmentsByValue(obj, assignments, value, node));
                }
                return r;
            default:
                return Collections.emptySet();
        }
    } else {
        if (transientValues.isValueTransient(obj, feature) == ValueTransient.YES)
            return Collections.emptySet();
        Object value = obj.eGet(feature);
        INode node = nodesProvider.getNodesForSemanticObject(obj, null).getNodeForSingelValue(feature, value);
        return assignmentFinder.findAssignmentsByValue(obj, assignments, value, node);
    }
}

Example 52 with AbstractElement

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

the class XtextAntlrGeneratorFragment2 method initNameMappings.

/**
 * @since 2.14
 */
protected StringConcatenationClient initNameMappings(final Grammar it) {
    StringConcatenationClient _xblockexpression = null;
    {
        final RuleFilter filter = new RuleFilter();
        filter.setDiscardUnreachableRules(this.getOptions().isSkipUnusedRules());
        final RuleNames ruleNames = RuleNames.getRuleNames(it, true);
        final Grammar flattened = new FlattenedGrammarAccess(ruleNames, filter).getFlattenedGrammar();
        final Set<AbstractElement> seenElements = CollectionLiterals.<AbstractElement>newHashSet();
        Collection<? extends AbstractElement> _allAlternatives = GrammarUtil.getAllAlternatives(flattened);
        Collection<? extends AbstractElement> _allGroups = GrammarUtil.getAllGroups(flattened);
        Iterable<AbstractElement> _plus = Iterables.<AbstractElement>concat(_allAlternatives, _allGroups);
        Collection<? extends AbstractElement> _allAssignments = GrammarUtil.getAllAssignments(flattened);
        Iterable<AbstractElement> _plus_1 = Iterables.<AbstractElement>concat(_plus, _allAssignments);
        Collection<? extends AbstractElement> _allUnorderedGroups = GrammarUtil.getAllUnorderedGroups(flattened);
        final Function1<AbstractElement, Boolean> _function = (AbstractElement it_1) -> {
            return Boolean.valueOf(seenElements.add(AntlrGrammarGenUtil.<AbstractElement>getOriginalElement(it_1)));
        };
        final List<AbstractElement> elements = IterableExtensions.<AbstractElement>toList(IterableExtensions.<AbstractElement>filter(Iterables.<AbstractElement>filter(Iterables.<AbstractElement>concat(_plus_1, _allUnorderedGroups), AbstractElement.class), _function));
        final List<List<AbstractElement>> partitions = Lists.<AbstractElement>partition(elements, 2500);
        StringConcatenationClient _client = new StringConcatenationClient() {

            @Override
            protected void appendTo(StringConcatenationClient.TargetStringConcatenation _builder) {
                _builder.append("@");
                _builder.append(Singleton.class);
                _builder.newLineIfNotEmpty();
                _builder.append("public static final class NameMappings {");
                _builder.newLine();
                _builder.append("\t");
                _builder.newLine();
                {
                    int _size = partitions.size();
                    boolean _greaterThan = (_size > 1);
                    if (_greaterThan) {
                        {
                            Iterable<Pair<Integer, List<AbstractElement>>> _indexed = IterableExtensions.<List<AbstractElement>>indexed(partitions);
                            for (final Pair<Integer, List<AbstractElement>> partition : _indexed) {
                                _builder.append("\t");
                                _builder.append("private static final class Init");
                                Integer _key = partition.getKey();
                                _builder.append(_key, "\t");
                                _builder.append(" {");
                                _builder.newLineIfNotEmpty();
                                _builder.append("\t");
                                _builder.append("\t");
                                _builder.append("private static void doInit(");
                                _builder.append(ImmutableMap.class, "\t\t");
                                _builder.append(".Builder<");
                                _builder.append(AbstractElement.class, "\t\t");
                                _builder.append(", ");
                                _builder.append(String.class, "\t\t");
                                _builder.append("> builder, ");
                                TypeReference _grammarAccess = XtextAntlrGeneratorFragment2.this.grammarUtil.getGrammarAccess(XtextAntlrGeneratorFragment2.this.getGrammar());
                                _builder.append(_grammarAccess, "\t\t");
                                _builder.append(" grammarAccess) {");
                                _builder.newLineIfNotEmpty();
                                _builder.append("\t");
                                _builder.append("\t\t");
                                StringConcatenationClient _initNameMappings = XtextAntlrGeneratorFragment2.this.initNameMappings(partition.getValue());
                                _builder.append(_initNameMappings, "\t\t\t");
                                _builder.newLineIfNotEmpty();
                                _builder.append("\t");
                                _builder.append("\t");
                                _builder.append("}");
                                _builder.newLine();
                                _builder.append("\t");
                                _builder.append("}");
                                _builder.newLine();
                                _builder.append("\t");
                                _builder.newLine();
                            }
                        }
                    }
                }
                _builder.append("\t");
                _builder.append("private final ");
                _builder.append(Map.class, "\t");
                _builder.append("<");
                _builder.append(AbstractElement.class, "\t");
                _builder.append(", ");
                _builder.append(String.class, "\t");
                _builder.append("> mappings;");
                _builder.newLineIfNotEmpty();
                _builder.append("\t");
                _builder.newLine();
                _builder.append("\t");
                _builder.append("@");
                _builder.append(Inject.class, "\t");
                _builder.newLineIfNotEmpty();
                _builder.append("\t");
                _builder.append("public NameMappings(");
                TypeReference _grammarAccess_1 = XtextAntlrGeneratorFragment2.this.grammarUtil.getGrammarAccess(XtextAntlrGeneratorFragment2.this.getGrammar());
                _builder.append(_grammarAccess_1, "\t");
                _builder.append(" grammarAccess) {");
                _builder.newLineIfNotEmpty();
                _builder.append("\t\t");
                _builder.append(ImmutableMap.class, "\t\t");
                _builder.append(".Builder<");
                _builder.append(AbstractElement.class, "\t\t");
                _builder.append(", ");
                _builder.append(String.class, "\t\t");
                _builder.append("> builder = ");
                _builder.append(ImmutableMap.class, "\t\t");
                _builder.append(".builder();");
                _builder.newLineIfNotEmpty();
                _builder.append("\t\t");
                _builder.append("init(builder, grammarAccess);");
                _builder.newLine();
                _builder.append("\t\t");
                _builder.append("this.mappings = builder.build();");
                _builder.newLine();
                _builder.append("\t");
                _builder.append("}");
                _builder.newLine();
                _builder.append("\t");
                _builder.newLine();
                _builder.append("\t");
                _builder.append("public ");
                _builder.append(String.class, "\t");
                _builder.append(" getRuleName(");
                _builder.append(AbstractElement.class, "\t");
                _builder.append(" element) {");
                _builder.newLineIfNotEmpty();
                _builder.append("\t\t");
                _builder.append("return mappings.get(element);");
                _builder.newLine();
                _builder.append("\t");
                _builder.append("}");
                _builder.newLine();
                _builder.append("\t");
                _builder.newLine();
                _builder.append("\t");
                _builder.append("private static void init(");
                _builder.append(ImmutableMap.class, "\t");
                _builder.append(".Builder<");
                _builder.append(AbstractElement.class, "\t");
                _builder.append(", ");
                _builder.append(String.class, "\t");
                _builder.append("> builder, ");
                TypeReference _grammarAccess_2 = XtextAntlrGeneratorFragment2.this.grammarUtil.getGrammarAccess(XtextAntlrGeneratorFragment2.this.getGrammar());
                _builder.append(_grammarAccess_2, "\t");
                _builder.append(" grammarAccess) {");
                _builder.newLineIfNotEmpty();
                {
                    int _size_1 = partitions.size();
                    boolean _greaterThan_1 = (_size_1 > 1);
                    if (_greaterThan_1) {
                        {
                            Iterable<Pair<Integer, List<AbstractElement>>> _indexed_1 = IterableExtensions.<List<AbstractElement>>indexed(partitions);
                            for (final Pair<Integer, List<AbstractElement>> partition_1 : _indexed_1) {
                                _builder.append("\t\t");
                                _builder.append("Init");
                                Integer _key_1 = partition_1.getKey();
                                _builder.append(_key_1, "\t\t");
                                _builder.append(".doInit(builder, grammarAccess);");
                                _builder.newLineIfNotEmpty();
                            }
                        }
                    } else {
                        {
                            for (final List<AbstractElement> partition_2 : partitions) {
                                _builder.append("\t\t");
                                StringConcatenationClient _initNameMappings_1 = XtextAntlrGeneratorFragment2.this.initNameMappings(partition_2);
                                _builder.append(_initNameMappings_1, "\t\t");
                                _builder.newLineIfNotEmpty();
                            }
                        }
                    }
                }
                _builder.append("\t");
                _builder.append("}");
                _builder.newLine();
                _builder.append("}");
                _builder.newLine();
                _builder.newLine();
                _builder.append("@");
                _builder.append(Inject.class);
                _builder.newLineIfNotEmpty();
                _builder.append("private NameMappings nameMappings;");
                _builder.newLine();
            }
        };
        _xblockexpression = _client;
    }
    return _xblockexpression;
}

Example 53 with AbstractElement

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

the class FlattenedGrammarAccess method copyRuleBodies.

private Multimap<TerminalRule, AbstractRule> copyRuleBodies(final List<AbstractRule> copies, final Map<RuleWithParameterValues, AbstractRule> origToCopy) {
    abstract class __FlattenedGrammarAccess_1 extends EcoreUtil.Copier {

        final __FlattenedGrammarAccess_1 _this__FlattenedGrammarAccess_1 = this;

        abstract Set<Parameter> getParameterConfig(final RuleCall origRuleCall, final RuleCall copyRuleCall);

        abstract void mergePredicates(final AbstractElement into, final AbstractElement from);

        abstract void mergeCardinalities(final AbstractElement into, final AbstractElement from);

        abstract boolean evaluate(final Condition condition);
    }
    final HashMultimap<TerminalRule, AbstractRule> calledFrom = HashMultimap.<TerminalRule, AbstractRule>create();
    for (final AbstractRule copy : copies) {
        {
            AbstractRule orig = RuleWithParameterValues.getOriginalRule(copy);
            final Set<Parameter> paramValues = RuleWithParameterValues.getParamValues(copy);
            EcoreUtil.Copier copier = new __FlattenedGrammarAccess_1() {

                @Override
                protected void copyReference(final EReference eReference, final EObject eObject, final EObject copyEObject) {
                    if ((eReference == XtextPackage.Literals.RULE_CALL__RULE)) {
                        RuleCall origRuleCall = ((RuleCall) eObject);
                        RuleCall copyRuleCall = ((RuleCall) copyEObject);
                        AbstractRule _rule = origRuleCall.getRule();
                        Set<Parameter> _parameterConfig = this.getParameterConfig(origRuleCall, copyRuleCall);
                        RuleWithParameterValues _ruleWithParameterValues = new RuleWithParameterValues(_rule, _parameterConfig);
                        AbstractRule calledCopy = origToCopy.get(_ruleWithParameterValues);
                        copyRuleCall.setRule(calledCopy);
                        if ((calledCopy instanceof TerminalRule)) {
                            calledFrom.put(((TerminalRule) calledCopy), copy);
                        }
                    } else {
                        super.copyReference(eReference, eObject, copyEObject);
                    }
                }

                Set<Parameter> getParameterConfig(final RuleCall origRuleCall, final RuleCall copyRuleCall) {
                    boolean _isEmpty = origRuleCall.getArguments().isEmpty();
                    if (_isEmpty) {
                        return Collections.<Parameter>emptySet();
                    }
                    final Function1<NamedArgument, Boolean> _function = (NamedArgument it) -> {
                        return Boolean.valueOf(this.evaluate(it.getValue()));
                    };
                    final Function1<NamedArgument, Parameter> _function_1 = (NamedArgument it) -> {
                        return it.getParameter();
                    };
                    Set<Parameter> result = IterableExtensions.<Parameter>toSet(IterableExtensions.<NamedArgument, Parameter>map(IterableExtensions.<NamedArgument>filter(origRuleCall.getArguments(), _function), _function_1));
                    return result;
                }

                @Override
                protected void copyContainment(final EReference eReference, final EObject eObject, final EObject copyEObject) {
                    boolean _matched = false;
                    if (Objects.equal(eReference, XtextPackage.Literals.RULE_CALL__ARGUMENTS)) {
                        _matched = true;
                    }
                    if (!_matched) {
                        if (Objects.equal(eReference, XtextPackage.Literals.GROUP__GUARD_CONDITION)) {
                            _matched = true;
                        }
                    }
                    if (_matched) {
                        return;
                    }
                    super.copyContainment(eReference, eObject, copyEObject);
                }

                @Override
                public EObject copy(final EObject eObject) {
                    if ((eObject instanceof Group)) {
                        Group group = ((Group) eObject);
                        Condition _guardCondition = group.getGuardCondition();
                        boolean _tripleNotEquals = (_guardCondition != null);
                        if (_tripleNotEquals) {
                            boolean _evaluate = this.evaluate(group.getGuardCondition());
                            boolean _not = (!_evaluate);
                            if (_not) {
                                return null;
                            }
                        }
                    }
                    EObject result = super.copy(eObject);
                    if ((result instanceof CompoundElement)) {
                        List<AbstractElement> elements = ((CompoundElement) result).getElements();
                        int _size = elements.size();
                        boolean _tripleEquals = (_size == 1);
                        if (_tripleEquals) {
                            if (((!((CompoundElement) result).isFirstSetPredicated()) && (!((CompoundElement) result).isPredicated()))) {
                                AbstractElement element = elements.get(0);
                                this.mergeCardinalities(element, ((AbstractElement) result));
                                this.mergePredicates(element, ((AbstractElement) result));
                                return element;
                            } else {
                                AbstractElement element_1 = elements.get(0);
                                this.mergePredicates(((AbstractElement) result), element_1);
                                element_1.setFirstSetPredicated(false);
                                element_1.setPredicated(false);
                            }
                        }
                    }
                    if ((eObject instanceof AbstractElement)) {
                        OriginalElement original = new OriginalElement(((AbstractElement) eObject));
                        EClass _eClass = ((AbstractElement) eObject).eClass();
                        EClass _eClass_1 = result.eClass();
                        boolean _notEquals = (!Objects.equal(_eClass, _eClass_1));
                        if (_notEquals) {
                            String _name = result.eClass().getName();
                            String _plus = ("copy is: \'" + _name);
                            String _plus_1 = (_plus + "\' but original was: \'");
                            String _name_1 = ((AbstractElement) eObject).eClass().getName();
                            String _plus_2 = (_plus_1 + _name_1);
                            String _plus_3 = (_plus_2 + "\'");
                            throw new IllegalStateException(_plus_3);
                        }
                        original.attachToEmfObject(result);
                    }
                    return result;
                }

                void mergePredicates(final AbstractElement into, final AbstractElement from) {
                    boolean _isPredicated = from.isPredicated();
                    if (_isPredicated) {
                        into.setPredicated(true);
                        into.setFirstSetPredicated(false);
                    } else {
                        if (((!into.isPredicated()) && from.isFirstSetPredicated())) {
                            into.setFirstSetPredicated(true);
                        }
                    }
                }

                void mergeCardinalities(final AbstractElement into, final AbstractElement from) {
                    String c1 = into.getCardinality();
                    String c2 = from.getCardinality();
                    String _switchResult = null;
                    boolean _matched = false;
                    if ((Objects.equal(c1, "*") || Objects.equal(c2, "*"))) {
                        _matched = true;
                    }
                    if (!_matched) {
                        if ((Objects.equal(c1, "+") && Objects.equal(c2, "?"))) {
                            _matched = true;
                        }
                    }
                    if (!_matched) {
                        if ((Objects.equal(c1, "?") && Objects.equal(c2, "+"))) {
                            _matched = true;
                        }
                    }
                    if (_matched) {
                        _switchResult = "*";
                    }
                    if (!_matched) {
                        if (Objects.equal(c1, null)) {
                            _matched = true;
                            _switchResult = c2;
                        }
                    }
                    if (!_matched) {
                        _switchResult = c1;
                    }
                    into.setCardinality(_switchResult);
                }

                boolean evaluate(final Condition condition) {
                    boolean result = new ConditionEvaluator(paramValues).evaluate(condition);
                    return result;
                }
            };
            EObject _copy = copier.copy(orig.getAlternatives());
            AbstractElement copiedBody = ((AbstractElement) _copy);
            copier.copyReferences();
            copy.setAlternatives(copiedBody);
            if ((orig instanceof ParserRule)) {
                ParserRule castedCopy = ((ParserRule) copy);
                boolean _isDefinesHiddenTokens = ((ParserRule) orig).isDefinesHiddenTokens();
                if (_isDefinesHiddenTokens) {
                    castedCopy.setDefinesHiddenTokens(true);
                    EList<AbstractRule> _hiddenTokens = ((ParserRule) orig).getHiddenTokens();
                    for (final AbstractRule rule : _hiddenTokens) {
                        {
                            RuleWithParameterValues _ruleWithParameterValues = new RuleWithParameterValues(rule);
                            final AbstractRule copiedTerminalRule = origToCopy.get(_ruleWithParameterValues);
                            EList<AbstractRule> _hiddenTokens_1 = castedCopy.getHiddenTokens();
                            _hiddenTokens_1.add(copiedTerminalRule);
                            calledFrom.put(((TerminalRule) copiedTerminalRule), castedCopy);
                        }
                    }
                }
            }
        }
    }
    return calledFrom;
}

Example 54 with AbstractElement

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

the class Linker method afterCreateAndSetProxy.

@Override
protected void afterCreateAndSetProxy(EObject obj, INode node, EReference eRef, CrossReference xref, IDiagnosticProducer diagnosticProducer) {
    AbstractElement terminal = xref.getTerminal();
    if (!(terminal instanceof RuleCall)) {
        throw new IllegalArgumentException(String.valueOf(xref));
    }
    AbstractRule rule = ((RuleCall) terminal).getRule();
    try {
        String tokenText = NodeModelUtils.getTokenText(node);
        valueConverterService.toValue(tokenText, rule.getName(), node);
    } catch (ValueConverterException e) {
        diagnosticProducer.addDiagnostic(new DiagnosticMessage(e.getMessage(), Severity.ERROR, Diagnostic.SYNTAX_DIAGNOSTIC, Strings.EMPTY_ARRAY));
    }
}

Example 55 with AbstractElement

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

the class ContentAssistContextFactory method isLikelyToBeValidProposal.

protected boolean isLikelyToBeValidProposal(INode lastCompleteNode, Iterable<ContentAssistContext> contexts) {
    for (ContentAssistContext context : contexts) {
        for (AbstractElement element : context.getFirstSetGrammarElements()) {
            if (element instanceof Keyword) {
                String keywordValue = ((Keyword) element).getValue();
                String lastText = ((ILeafNode) lastCompleteNode).getText();
                if (keywordValue.equals(lastText))
                    return true;
            }
        }
    }
    return false;
}