Examples with ISemanticRegion org.eclipse.xtext.formatting2.regionaccess.ISemanticRegion used on opensource projects

Example 26 with ISemanticRegion

use of org.eclipse.xtext.formatting2.regionaccess.ISemanticRegion in project xtext-core by eclipse.

the class TextRegionAccessToString method toTokenAndGapList.

protected List<ITextSegment> toTokenAndGapList() {
    int range = this.highlightOrigin ? 4 : (Integer.MAX_VALUE / 2);
    ITextSegment first = null;
    ITextSegment current = origin;
    for (int i = 0; i < range && current != null; i++) {
        first = current;
        if (current instanceof ITextRegionAccess)
            current = ((ITextRegionAccess) current).regionForRootEObject().getPreviousHiddenRegion();
        else if (current instanceof ISequentialRegion)
            current = ((ISequentialRegion) current).getPreviousHiddenRegion();
        else if (current instanceof IHiddenRegionPart)
            current = ((IHiddenRegionPart) current).getHiddenRegion();
        else
            throw new IllegalStateException("Unexpected Type: " + current.getClass());
    }
    if (first == null)
        return Collections.emptyList();
    List<ITextSegment> result = new ArrayList<>();
    ITextSegment currentRegion = first;
    for (int i = 0; i <= (range * 2) && currentRegion != null; i++) {
        result.add(currentRegion);
        if (currentRegion instanceof ISemanticRegion)
            currentRegion = ((ISemanticRegion) currentRegion).getNextHiddenRegion();
        else if (currentRegion instanceof IHiddenRegion)
            currentRegion = ((IHiddenRegion) currentRegion).getNextSemanticRegion();
        else
            throw new IllegalStateException("Unexpected Type: " + currentRegion.getClass());
    }
    return result;
}

Example 27 with ISemanticRegion

use of org.eclipse.xtext.formatting2.regionaccess.ISemanticRegion in project xtext-core by eclipse.

the class ReferenceUpdater method updateReference.

@Override
public void updateReference(ITextRegionDiffBuilder rewriter, IUpdatableReference upd) {
    IUpdatableReference updatable = upd;
    if (rewriter.isModified(updatable.getReferenceRegion())) {
        return;
    }
    IScope scope = scopeProvider.getScope(updatable.getSourceEObject(), updatable.getEReference());
    ISemanticRegion region = updatable.getReferenceRegion();
    QualifiedName oldName = nameConverter.toQualifiedName(region.getText());
    IEObjectDescription oldDesc = scope.getSingleElement(oldName);
    if (oldDesc != null && oldDesc.getEObjectOrProxy() == updatable.getTargetEObject()) {
        return;
    }
    String newName = findValidName(updatable, scope);
    if (newName != null) {
        rewriter.replace(region, newName);
    }
}

Example 28 with ISemanticRegion

use of org.eclipse.xtext.formatting2.regionaccess.ISemanticRegion in project xtext-core by eclipse.

the class ReferenceUpdater method getRegion.

protected ISemanticRegion getRegion(ITextRegionAccess access, IReferenceSnapshot ref) {
    XtextResource resource = access.getResource();
    URI objectUri = ref.getSourceEObjectUri();
    if (!resource.getURI().equals(objectUri.trimFragment())) {
        return null;
    }
    EObject object = resource.getEObject(objectUri.fragment());
    if (object == null) {
        return null;
    }
    ISemanticRegionsFinder finder = access.getExtensions().regionFor(object);
    int index = ref.getIndexInList();
    if (index < 0) {
        return finder.feature(ref.getEReference());
    } else {
        List<ISemanticRegion> list = finder.features(ref.getEReference());
        if (list != null && index < list.size()) {
            return list.get(index);
        }
    }
    return null;
}

Example 29 with ISemanticRegion

use of org.eclipse.xtext.formatting2.regionaccess.ISemanticRegion in project xtext-core by eclipse.

the class TestLanguageFormatter method _format.

protected void _format(final TypeDeclaration type, @Extension final IFormattableDocument document) {
    final Procedure1<IHiddenRegionFormatter> _function = (IHiddenRegionFormatter it) -> {
        it.newLine();
    };
    document.append(this.textRegionExtensions.regionFor(type).keyword(this._testLanguageGrammarAccess.getTypeDeclarationAccess().getLeftCurlyBracketKeyword_3()), _function);
    final Procedure1<IHiddenRegionFormatter> _function_1 = (IHiddenRegionFormatter it) -> {
        it.newLine();
    };
    final Procedure1<IHiddenRegionFormatter> _function_2 = (IHiddenRegionFormatter it) -> {
        it.newLine();
    };
    document.append(document.prepend(this.textRegionExtensions.regionFor(type).keyword(this._testLanguageGrammarAccess.getTypeDeclarationAccess().getRightCurlyBracketKeyword_5()), _function_1), _function_2);
    final Procedure1<IHiddenRegionFormatter> _function_3 = (IHiddenRegionFormatter it) -> {
        it.indent();
    };
    document.<ISemanticRegion, ISemanticRegion>interior(this.textRegionExtensions.regionFor(type).keyword(this._testLanguageGrammarAccess.getTypeDeclarationAccess().getLeftCurlyBracketKeyword_3()), this.textRegionExtensions.regionFor(type).keyword(this._testLanguageGrammarAccess.getTypeDeclarationAccess().getRightCurlyBracketKeyword_5()), _function_3);
    Iterable<Property> _filter = Iterables.<Property>filter(type.getMembers(), Property.class);
    for (final Property property : _filter) {
        document.<Property>format(property);
    }
}

Example 30 with ISemanticRegion

use of org.eclipse.xtext.formatting2.regionaccess.ISemanticRegion in project xtext-core by eclipse.

the class FormattableDocumentTest method autowrap.

@Test
public void autowrap() {
    final Procedure1<GenericFormatterTestRequest> _function = (GenericFormatterTestRequest it) -> {
        final Procedure1<MapBasedPreferenceValues> _function_1 = (MapBasedPreferenceValues it_1) -> {
            it_1.<Integer>put(FormatterPreferenceKeys.maxLineWidth, Integer.valueOf(10));
        };
        it.preferences(_function_1);
        StringConcatenation _builder = new StringConcatenation();
        _builder.append("idlist  aaa  bbb  ccc  ddd  eee  fff");
        _builder.newLine();
        it.setToBeFormatted(_builder);
        final GenericFormatter<IDList> _function_2 = new GenericFormatter<IDList>() {

            @Override
            protected void format(final IDList model, @Extension final ITextRegionExtensions regions, @Extension final IFormattableDocument document) {
                final Consumer<ISemanticRegion> _function = (ISemanticRegion it_1) -> {
                    final Procedure1<IHiddenRegionFormatter> _function_1 = (IHiddenRegionFormatter it_2) -> {
                        it_2.autowrap();
                        it_2.oneSpace();
                    };
                    document.prepend(it_1, _function_1);
                };
                regions.regionFor(model).ruleCallsTo(FormattableDocumentTest.this._formatterTestLanguageGrammarAccess.getIDRule()).forEach(_function);
            }
        };
        it.setFormatter(_function_2);
        StringConcatenation _builder_1 = new StringConcatenation();
        _builder_1.append("idlist aaa");
        _builder_1.newLine();
        _builder_1.append("bbb ccc");
        _builder_1.newLine();
        _builder_1.append("ddd eee fff");
        _builder_1.newLine();
        it.setExpectation(_builder_1);
    };
    this._genericFormatterTester.assertFormatted(_function);
}