Examples with ITextRegion org.eclipse.xtext.util.ITextRegion used on opensource projects

Example 71 with ITextRegion

use of org.eclipse.xtext.util.ITextRegion in project xtext-core by eclipse.

the class DocumentExtensions method newFullLocation.

/**
 * Returns with the {@link Location location} that represents the {@link ILocationInFileProvider#getFullTextRegion
 * full text region} of the argument.
 *
 * @since 2.16
 */
public Location newFullLocation(EObject object) {
    Resource resource = object.eResource();
    ITextRegion textRegion = locationInFileProvider.getFullTextRegion(object);
    return newLocation(resource, textRegion);
}

Example 72 with ITextRegion

use of org.eclipse.xtext.util.ITextRegion in project xtext-core by eclipse.

the class ContentAssistContextFactory method doComputePrefix.

public boolean doComputePrefix(ICompositeNode node, StringBuilder result) {
    List<ILeafNode> hiddens = Lists.newArrayListWithCapacity(2);
    for (INode child : node.getChildren()) {
        if (child instanceof ICompositeNode) {
            if (!doComputePrefix((ICompositeNode) child, result))
                return false;
        } else {
            ILeafNode leaf = (ILeafNode) child;
            ITextRegion leafRegion = leaf.getTextRegion();
            if (leafRegion.getOffset() > completionOffset)
                return false;
            if (leaf.isHidden()) {
                if (result.length() != 0)
                    hiddens.add((ILeafNode) child);
            } else {
                Iterator<ILeafNode> iter = hiddens.iterator();
                while (iter.hasNext()) {
                    result.append(iter.next().getText());
                }
                hiddens.clear();
                result.append(getNodeTextUpToCompletionOffset(leaf));
                if (leafRegion.getOffset() + leafRegion.getLength() > completionOffset)
                    return false;
            }
        }
    }
    return true;
}

Example 73 with ITextRegion

use of org.eclipse.xtext.util.ITextRegion in project xtext-core by eclipse.

the class ProposalConflictHelper method existsConflict.

@Override
public boolean existsConflict(String proposal, ContentAssistContext context) {
    // hidden node between lastCompleteNode and currentNode?
    INode lastCompleteNode = context.getLastCompleteNode();
    ITextRegion replaceRegion = context.getReplaceRegion();
    int nodeEnd = lastCompleteNode.getEndOffset();
    if (nodeEnd < replaceRegion.getOffset())
        return false;
    return existsConflict(lastCompleteNode, replaceRegion.getOffset(), proposal, context);
}

Example 74 with ITextRegion

use of org.eclipse.xtext.util.ITextRegion in project xtext-core by eclipse.

the class SerializerTestHelper method assertSerializeWithoutNodeModel.

public void assertSerializeWithoutNodeModel(EObject semanticObject) {
    try {
        EObject parsed;
        if (semanticObject.eResource().getContents().contains(semanticObject)) {
            List<Pair<EObject, ICompositeNode>> nodes = detachNodeModel(semanticObject);
            String serialized = serializeWithoutNodeModel(semanticObject);
            parsed = parseHelper.parse(serialized, semanticObject.eResource().getResourceSet());
            reattachNodes(nodes);
        } else {
            INode oldNode = NodeModelUtils.getNode(semanticObject);
            String oldtext = oldNode.getRootNode().getText();
            String oldURI = semanticObject.eResource().getURIFragment(semanticObject);
            List<Pair<EObject, ICompositeNode>> nodes = detachNodeModel(semanticObject);
            String serialized = serializeWithoutNodeModel(semanticObject);
            ITextRegion oldRegion = oldNode.getTextRegion();
            String newtext = oldtext.substring(0, oldRegion.getOffset()) + serialized + oldtext.substring(oldRegion.getOffset() + oldRegion.getLength());
            EObject newmodel = parseHelper.parse(newtext, semanticObject.eResource().getResourceSet());
            parsed = newmodel.eResource().getEObject(oldURI);
            reattachNodes(nodes);
        }
        EcoreUtil.resolveAll(parsed);
        Assert.assertTrue(parsed.eResource().getErrors().toString(), parsed.eResource().getErrors().isEmpty());
        parsed.eResource().getResourceSet().getResources().remove(parsed.eResource());
        assertEqualWithEmfFormatter(semanticObject, parsed);
    } catch (Exception e) {
        throw new RuntimeException(e);
    }
}

Example 75 with ITextRegion

use of org.eclipse.xtext.util.ITextRegion in project xtext-core by eclipse.

the class Bug306325Test method performTestWithEncoding.

protected void performTestWithEncoding(String encoding) throws UnsupportedEncodingException, IOException {
    String model = "�cl�p� M�d�l�ng Pr�j�kt";
    byte[] utfBytes = model.getBytes(encoding);
    XtextResource resource = createXtextResource();
    resource.load(new ByteArrayInputStream(utfBytes), Collections.singletonMap(XtextResource.OPTION_ENCODING, encoding));
    Model root = (Model) resource.getContents().get(0);
    EList<Word> words = root.getWords();
    assertEquals(3, words.size());
    String[] lexemes = model.split(" ");
    ILocationInFileProvider locationInFileProvider = getInjector().getInstance(ILocationInFileProvider.class);
    ITextRegion location0 = locationInFileProvider.getSignificantTextRegion(words.get(0));
    assertEquals(0, location0.getOffset());
    assertEquals(lexemes[0].length(), location0.getLength());
    ITextRegion location1 = locationInFileProvider.getSignificantTextRegion(words.get(1));
    assertEquals(lexemes[0].length() + 1, location1.getOffset());
    assertEquals(lexemes[1].length(), location1.getLength());
    ITextRegion location2 = locationInFileProvider.getSignificantTextRegion(words.get(2));
    assertEquals(lexemes[0].length() + lexemes[1].length() + 2, location2.getOffset());
    assertEquals(lexemes[2].length(), location2.getLength());
}