Examples with ICodeActionService2 org.eclipse.xtext.ide.server.codeActions.ICodeActionService2 used on opensource projects

Example 1 with ICodeActionService2

use of org.eclipse.xtext.ide.server.codeActions.ICodeActionService2 in project xtext-core by eclipse.

the class LanguageServerImpl method codeAction.

/**
 * Compute the code action commands. Executed in a read request.
 * @since 2.20
 */
protected List<Either<Command, CodeAction>> codeAction(CodeActionParams params, CancelIndicator cancelIndicator) {
    URI uri = getURI(params.getTextDocument());
    IResourceServiceProvider serviceProvider = getResourceServiceProvider(uri);
    ICodeActionService2 service2 = getService(serviceProvider, ICodeActionService2.class);
    if (service2 == null) {
        return Collections.emptyList();
    }
    return workspaceManager.doRead(uri, (doc, resource) -> {
        List<Either<Command, CodeAction>> result = new ArrayList<>();
        if (service2 != null) {
            ICodeActionService2.Options options = new ICodeActionService2.Options();
            options.setDocument(doc);
            options.setResource(resource);
            options.setLanguageServerAccess(access);
            options.setCodeActionParams(params);
            options.setCancelIndicator(cancelIndicator);
            List<Either<Command, CodeAction>> actions = service2.getCodeActions(options);
            if (actions != null) {
                result.addAll(actions);
            }
        }
        return result;
    });
}

Example 2 with ICodeActionService2

use of org.eclipse.xtext.ide.server.codeActions.ICodeActionService2 in project xtext-core by eclipse.

the class AbstractIdeQuickfixTest method quickfixesAreOffered.

private void quickfixesAreOffered(EObject target, String issueCode, String originalText, QuickfixExpectation... expected) {
    List<QuickfixExpectation> expectedSorted = IterableExtensions.sortBy(Arrays.asList(expected), it -> it.label);
    ICompositeNode elementNode = NodeModelUtils.getNode(target);
    LineAndColumn elementStartPosition = NodeModelUtils.getLineAndColumn(elementNode, elementNode.getOffset());
    LineAndColumn elementEndPosition = NodeModelUtils.getLineAndColumn(elementNode, elementNode.getEndOffset());
    Position startPos = new Position(elementStartPosition.getLine() - 1, elementStartPosition.getColumn() - 1);
    Position endPos = new Position(elementEndPosition.getLine() - 1, elementEndPosition.getColumn() - 1);
    Diagnostic issue = new Diagnostic();
    issue.setCode(issueCode);
    issue.setMessage("error");
    issue.setSeverity(DiagnosticSeverity.Error);
    issue.setSource("source");
    issue.setRange(new Range(startPos, endPos));
    ICodeActionService2.Options options = new ICodeActionService2.Options();
    options.setCancelIndicator(CancelIndicator.NullImpl);
    options.setDocument(new Document(Integer.valueOf(0), originalText));
    options.setResource((XtextResource) target.eResource());
    options.setLanguageServerAccess(new ILanguageServerAccess() {

        @Override
        public void addBuildListener(ILanguageServerAccess.IBuildListener listener) {
            throw new UnsupportedOperationException();
        }

        @Override
        public <T extends Object> CompletableFuture<T> doRead(String uri, Function<ILanguageServerAccess.Context, T> function) {
            ILanguageServerAccess.Context ctx = new ILanguageServerAccess.Context(options.getResource(), options.getDocument(), true, CancelIndicator.NullImpl);
            return CompletableFuture.completedFuture(function.apply(ctx));
        }

        @Override
        public <T extends Object> CompletableFuture<T> doReadIndex(Function<? super ILanguageServerAccess.IndexContext, ? extends T> function) {
            return null;
        }

        @Override
        public InitializeParams getInitializeParams() {
            return null;
        }

        @Override
        public InitializeResult getInitializeResult() {
            return null;
        }

        @Override
        public LanguageClient getLanguageClient() {
            return null;
        }

        @Override
        public ResourceSet newLiveScopeResourceSet(URI uri) {
            // re-using the existing ResourceSet because it contains the URI protocol mapping for "inmemory" resources.
            ResourceSet resourceSet = options.getResource().getResourceSet();
            return resourceSet;
        }
    });
    CodeActionParams codeActionParams = new CodeActionParams();
    codeActionParams.setRange(new Range(startPos, endPos));
    codeActionParams.setTextDocument(new TextDocumentIdentifier(target.eResource().getURI().toString()));
    CodeActionContext codeActionContext = new CodeActionContext();
    codeActionContext.setDiagnostics(Collections.singletonList(issue));
    codeActionParams.setContext(codeActionContext);
    options.setCodeActionParams(codeActionParams);
    List<DiagnosticResolution> actualIssueResolutions = IterableExtensions.sortBy(quickFixProvider.getResolutions(options, issue), DiagnosticResolution::getLabel);
    assertEquals("The number of quickfixes does not match!", expectedSorted.size(), actualIssueResolutions.size());
    for (int i = 0; i < actualIssueResolutions.size(); i++) {
        DiagnosticResolution actualIssueResolution = actualIssueResolutions.get(i);
        QuickfixExpectation expectedIssueResolution = expectedSorted.get(i);
        assertEquals(expectedIssueResolution.label, actualIssueResolution.getLabel());
        assertEquals(expectedIssueResolution.description, actualIssueResolution.getLabel());
        assertIssueResolutionResult(toUnixLineSeparator(expectedIssueResolution.getExpectedResult()), actualIssueResolution, originalText, options.getDocument());
    }
}

Example 3 with ICodeActionService2

use of org.eclipse.xtext.ide.server.codeActions.ICodeActionService2 in project xtext-core by eclipse.

the class LanguageServerImpl method createServerCapabilities.

/**
 * Configure the server capabilities for this instance.
 *
 * @param params
 *            the initialization parametrs
 * @return the server capabilities
 * @since 2.20
 */
protected ServerCapabilities createServerCapabilities(InitializeParams params) {
    ServerCapabilities serverCapabilities = new ServerCapabilities();
    serverCapabilities.setHoverProvider(true);
    serverCapabilities.setDefinitionProvider(true);
    serverCapabilities.setReferencesProvider(true);
    serverCapabilities.setDocumentSymbolProvider(true);
    serverCapabilities.setWorkspaceSymbolProvider(true);
    Set<? extends IResourceServiceProvider> allLanguages = getAllLanguages();
    if (allLanguages.stream().anyMatch((serviceProvider) -> serviceProvider.get(ICodeLensService.class) != null)) {
        CodeLensOptions codeLensOptions = new CodeLensOptions();
        codeLensOptions.setResolveProvider(allLanguages.stream().anyMatch((serviceProvider) -> serviceProvider.get(ICodeLensResolver.class) != null));
        serverCapabilities.setCodeLensProvider(codeLensOptions);
    }
    serverCapabilities.setCodeActionProvider(allLanguages.stream().anyMatch((serviceProvider) -> serviceProvider.get(ICodeActionService2.class) != null));
    serverCapabilities.setSignatureHelpProvider(new SignatureHelpOptions(ImmutableList.of("(", ",")));
    serverCapabilities.setTextDocumentSync(TextDocumentSyncKind.Incremental);
    CompletionOptions completionOptions = new CompletionOptions();
    completionOptions.setResolveProvider(false);
    completionOptions.setTriggerCharacters(ImmutableList.of("."));
    serverCapabilities.setCompletionProvider(completionOptions);
    serverCapabilities.setDocumentFormattingProvider(true);
    serverCapabilities.setDocumentRangeFormattingProvider(true);
    serverCapabilities.setDocumentHighlightProvider(true);
    ClientCapabilities clientCapabilities = null;
    if (params != null) {
        clientCapabilities = params.getCapabilities();
    }
    TextDocumentClientCapabilities textDocument = null;
    if (clientCapabilities != null) {
        textDocument = clientCapabilities.getTextDocument();
    }
    RenameCapabilities rename = null;
    FoldingRangeCapabilities folding = null;
    if (textDocument != null) {
        rename = textDocument.getRename();
        folding = textDocument.getFoldingRange();
    }
    if (folding != null) {
        serverCapabilities.setFoldingRangeProvider(allLanguages.stream().anyMatch(serviceProvider -> serviceProvider.get(FoldingRangeService.class) != null));
    }
    Boolean prepareSupport = null;
    if (rename != null) {
        prepareSupport = rename.getPrepareSupport();
    }
    boolean clientPrepareSupport = Objects.equal(Boolean.TRUE, prepareSupport);
    if (clientPrepareSupport && allLanguages.stream().anyMatch(serviceProvider -> serviceProvider.get(IRenameService2.class) != null)) {
        RenameOptions renameOptions = new RenameOptions();
        renameOptions.setPrepareProvider(true);
        serverCapabilities.setRenameProvider(Either.<Boolean, RenameOptions>forRight(renameOptions));
    } else {
        serverCapabilities.setRenameProvider(Either.forLeft(allLanguages.stream().anyMatch((serviceProvider) -> serviceProvider.get(IRenameService2.class) != null)));
    }
    WorkspaceClientCapabilities workspace = null;
    if (clientCapabilities != null) {
        workspace = clientCapabilities.getWorkspace();
    }
    ExecuteCommandCapabilities executeCommand = null;
    if (workspace != null) {
        executeCommand = workspace.getExecuteCommand();
        if (workspace.getWorkspaceFolders() == Boolean.TRUE && workspaceManager.isSupportsWorkspaceFolders()) {
            WorkspaceFoldersOptions workspaceFoldersOptions = new WorkspaceFoldersOptions();
            workspaceFoldersOptions.setSupported(true);
            workspaceFoldersOptions.setChangeNotifications(true);
            serverCapabilities.setWorkspace(new WorkspaceServerCapabilities(workspaceFoldersOptions));
        }
    }
    if (executeCommand != null) {
        commandRegistry.initialize(allLanguages, clientCapabilities, client);
        ExecuteCommandOptions executeCommandOptions = new ExecuteCommandOptions();
        executeCommandOptions.setCommands(commandRegistry.getCommands());
        serverCapabilities.setExecuteCommandProvider(executeCommandOptions);
    }
    for (IResourceServiceProvider language : allLanguages) {
        ICapabilitiesContributor capabilitiesContributor = language.get(ICapabilitiesContributor.class);
        if (capabilitiesContributor != null) {
            capabilitiesContributor.contribute(serverCapabilities, params);
        }
    }
    return serverCapabilities;
}