Examples with DocumentSymbol org.eclipse.lsp4j.DocumentSymbol used on opensource projects

Example 1 with DocumentSymbol

use of org.eclipse.lsp4j.DocumentSymbol in project xtext-core by eclipse.

the class HierarchicalDocumentSymbolService method getSymbols.

public List<Either<SymbolInformation, DocumentSymbol>> getSymbols(XtextResource resource, CancelIndicator cancelIndicator) {
    HashMap<EObject, DocumentSymbol> allSymbols = new HashMap<>();
    ArrayList<DocumentSymbol> rootSymbols = new ArrayList<>();
    Iterator<Object> itr = getAllContents(resource);
    while (itr.hasNext()) {
        operationCanceledManager.checkCanceled(cancelIndicator);
        Optional<EObject> next = toEObject(itr.next());
        if (next.isPresent()) {
            EObject object = next.get();
            DocumentSymbol symbol = symbolMapper.toDocumentSymbol(object);
            if (isValid(symbol)) {
                allSymbols.put(object, symbol);
                EObject parent = object.eContainer();
                if (parent == null) {
                    rootSymbols.add(symbol);
                } else {
                    DocumentSymbol parentSymbol = allSymbols.get(parent);
                    while (parentSymbol == null && parent != null) {
                        parent = parent.eContainer();
                        parentSymbol = allSymbols.get(parent);
                    }
                    if (parentSymbol == null) {
                        rootSymbols.add(symbol);
                    } else {
                        parentSymbol.getChildren().add(symbol);
                    }
                }
            }
        }
    }
    return rootSymbols.stream().map(symbol -> Either.<SymbolInformation, DocumentSymbol>forRight(symbol)).collect(Collectors.toList());
}

Example 2 with DocumentSymbol

use of org.eclipse.lsp4j.DocumentSymbol in project eclipse.jdt.ls by eclipse.

the class DocumentSymbolHandlerTest method internalGetHierarchicalSymbols.

private List<? extends DocumentSymbol> internalGetHierarchicalSymbols(IProject project, IProgressMonitor monitor, String className) throws JavaModelException, UnsupportedEncodingException, InterruptedException, ExecutionException {
    String uri = ClassFileUtil.getURI(project, className);
    TextDocumentIdentifier identifier = new TextDocumentIdentifier(uri);
    DocumentSymbolParams params = new DocumentSymbolParams();
    params.setTextDocument(identifier);
    when(preferenceManager.getClientPreferences().isHierarchicalDocumentSymbolSupported()).thenReturn(true);
    // @formatter:off
    List<DocumentSymbol> symbols = new DocumentSymbolHandler(preferenceManager).documentSymbol(params, monitor).stream().map(Either::getRight).collect(toList());
    // @formatter:on
    assertTrue(symbols.size() > 0);
    return symbols;
}

Example 3 with DocumentSymbol

use of org.eclipse.lsp4j.DocumentSymbol in project eclipse.jdt.ls by eclipse.

the class DocumentSymbolHandler method toDocumentSymbol.

private DocumentSymbol toDocumentSymbol(IJavaElement unit, IProgressMonitor monitor) {
    int type = unit.getElementType();
    if (type != TYPE && type != FIELD && type != METHOD && type != PACKAGE_DECLARATION && type != COMPILATION_UNIT) {
        return null;
    }
    if (monitor.isCanceled()) {
        throw new OperationCanceledException("User abort");
    }
    DocumentSymbol symbol = new DocumentSymbol();
    try {
        String name = getName(unit);
        symbol.setName(name);
        symbol.setRange(getRange(unit));
        symbol.setSelectionRange(getSelectionRange(unit));
        symbol.setKind(mapKind(unit));
        if (JDTUtils.isDeprecated(unit)) {
            if (preferenceManager.getClientPreferences().isSymbolTagSupported()) {
                symbol.setTags(List.of(SymbolTag.Deprecated));
            } else {
                symbol.setDeprecated(true);
            }
        }
        symbol.setDetail(getDetail(unit, name));
        if (unit instanceof IParent) {
            // @formatter:off
            IJavaElement[] children = filter(((IParent) unit).getChildren());
            symbol.setChildren(Stream.of(children).map(child -> toDocumentSymbol(child, monitor)).filter(Objects::nonNull).collect(Collectors.toList()));
        // @formatter:off
        }
    } catch (JavaModelException e) {
        Exceptions.sneakyThrow(e);
    }
    return symbol;
}

Example 4 with DocumentSymbol

use of org.eclipse.lsp4j.DocumentSymbol in project xtext-core by eclipse.

the class DocumentSymbolMapper method toDocumentSymbol.

/**
 * Converts the {@code EObject} argument into a {@link DocumentSymbol document symbol} without the
 * {@link DocumentSymbol#children children} information filled in.
 */
public DocumentSymbol toDocumentSymbol(EObject object) {
    DocumentSymbol documentSymbol = new DocumentSymbol();
    String objectName = nameProvider.getName(object);
    if (objectName != null) {
        documentSymbol.setName(objectName);
    }
    SymbolKind objectKind = kindProvider.getSymbolKind(object);
    if (objectKind != null) {
        documentSymbol.setKind(objectKind);
    }
    Range objectRange = rangeProvider.getRange(object);
    if (objectRange != null) {
        documentSymbol.setRange(objectRange);
    }
    Range objectSelectionRange = rangeProvider.getSelectionRange(object);
    if (objectSelectionRange != null) {
        documentSymbol.setSelectionRange(objectSelectionRange);
    }
    documentSymbol.setDetail(detailsProvider.getDetails(object));
    documentSymbol.setDeprecated(deprecationInfoProvider.isDeprecated(object));
    documentSymbol.setChildren(new ArrayList<>());
    return documentSymbol;
}

Example 5 with DocumentSymbol

use of org.eclipse.lsp4j.DocumentSymbol in project xtext-core by eclipse.

the class DocumentSymbolService method getSymbols.

public List<Either<SymbolInformation, DocumentSymbol>> getSymbols(XtextResource resource, CancelIndicator cancelIndicator) {
    String uri = uriExtensions.toUriString(resource.getURI());
    ArrayList<SymbolInformation> infos = new ArrayList<>();
    List<DocumentSymbol> rootSymbols = Lists.transform(hierarchicalDocumentSymbolService.getSymbols(resource, cancelIndicator), Either::getRight);
    for (DocumentSymbol rootSymbol : rootSymbols) {
        Iterable<DocumentSymbol> symbols = Traverser.forTree(DocumentSymbol::getChildren).depthFirstPreOrder(rootSymbol);
        Function1<? super DocumentSymbol, ? extends String> containerNameProvider = (DocumentSymbol symbol) -> {
            DocumentSymbol firstSymbol = IterableExtensions.findFirst(symbols, (DocumentSymbol it) -> {
                return it != symbol && !IterableExtensions.isNullOrEmpty(it.getChildren()) && it.getChildren().contains(symbol);
            });
            if (firstSymbol != null) {
                return firstSymbol.getName();
            }
            return null;
        };
        for (DocumentSymbol s : symbols) {
            infos.add(createSymbol(uri, s, containerNameProvider));
        }
    }
    return Lists.transform(infos, Either::forLeft);
}