Examples with IXtextDocument org.eclipse.xtext.ui.editor.model.IXtextDocument used on opensource projects

Example 66 with IXtextDocument

use of org.eclipse.xtext.ui.editor.model.IXtextDocument in project xtext-eclipse by eclipse.

the class XbaseQuickfixProvider method fixEqualsWithNull.

@Fix(IssueCodes.EQUALS_WITH_NULL)
public void fixEqualsWithNull(final Issue issue, IssueResolutionAcceptor acceptor) {
    String[] data = issue.getData();
    if (data == null || data.length == 0) {
        return;
    }
    String operator = data[0];
    String message = "Replace '" + operator + "' with '" + operator + "='";
    acceptor.accept(issue, message, message, null, new IModification() {

        @Override
        public void apply(IModificationContext context) throws Exception {
            IXtextDocument document = context.getXtextDocument();
            document.replace(issue.getOffset(), issue.getLength(), operator + "=");
        }
    });
}

Example 67 with IXtextDocument

use of org.eclipse.xtext.ui.editor.model.IXtextDocument in project n4js by eclipse.

the class OwnResourceValidatorAwareValidatingEditorCallback method newValidationJob.

private ValidationJob newValidationJob(final XtextEditor editor) {
    final IXtextDocument document = editor.getDocument();
    final IAnnotationModel annotationModel = editor.getInternalSourceViewer().getAnnotationModel();
    final IssueResolutionProvider issueResolutionProvider = getService(editor, IssueResolutionProvider.class);
    final MarkerTypeProvider markerTypeProvider = getService(editor, MarkerTypeProvider.class);
    final MarkerCreator markerCreator = getService(editor, MarkerCreator.class);
    final IValidationIssueProcessor issueProcessor = new CompositeValidationIssueProcessor(new AnnotationIssueProcessor(document, annotationModel, issueResolutionProvider), new MarkerIssueProcessor(editor.getResource(), markerCreator, markerTypeProvider));
    return editor.getDocument().modify(resource -> {
        final IResourceServiceProvider serviceProvider = resource.getResourceServiceProvider();
        final IResourceValidator resourceValidator = serviceProvider.getResourceValidator();
        return new ValidationJob(resourceValidator, editor.getDocument(), issueProcessor, ALL);
    });
}

Example 68 with IXtextDocument

use of org.eclipse.xtext.ui.editor.model.IXtextDocument in project n4js by eclipse.

the class DocumentImportsOrganizer method organizeFile.

/**
 * Obtains {@link IXtextDocument} for the provided file and delegates to
 * {@link #organizeDocument(IXtextDocument, Interaction)}
 */
void organizeFile(IFile file, final Interaction interaction, IProgressMonitor mon) throws CoreException {
    SubMonitor subMon = SubMonitor.convert(mon, "Organizing " + file.getName(), IProgressMonitor.UNKNOWN);
    FileEditorInput fei = new FileEditorInput(file);
    // without connecting no document will be provided
    docProvider.connect(fei);
    IXtextDocument document = (IXtextDocument) docProvider.getDocument(fei);
    docProvider.aboutToChange(fei);
    organizeDocument(document, interaction);
    subMon.setTaskName("Saving " + file.getName());
    docProvider.saveDocument(subMon.split(0), fei, document, true);
    docProvider.changed(fei);
    docProvider.disconnect(fei);
}

Example 69 with IXtextDocument

use of org.eclipse.xtext.ui.editor.model.IXtextDocument in project n4js by eclipse.

the class ProposalXpectMethod method proposalChange.

// @formatter:off
/**
 * Test the application of the given content assist entry. After applying the content assist there should be the
 * expected diff produced when comparing the document before and after applying the content assist.
 *
 * The diff has the following semantics:
 *
 * "  ": (whitespace) nothing changed
 * "+ ": line was added
 * "- ": line was deleted
 * "| ": line was modified, displayed as [oldText|newText]
 *
 * If the given expected content assist entry cannot be found, an error message is inserted at the offset resulting
 * in expectation mismatch and so also to a failing test.
 *
 * Also clf.
 * https://github.com/meysholdt/Xpect/tree/master/org.eclipse.xtext.example.domainmodel.xpect.tests/src/org
 * /eclipse/xtext/example/domainmodel/xpect/tests/modify for some more examples.
 *
 * /\* XPECT proposalChange 'methodA2' at 'methodA' ---
 *   (...)
 *  }
 * }
 * var A a = new A();
 * |a.[methodA|methodA2methodA]
 * --- *\/
 *
 * Please note, that the comparison always contains also some lines around the line that contains the diff.
 * Xpect currently doesn't allow to configure the number of those lines.
 *
 * @param expectation
 *            the expected diff comparing the document before and after applying the content assist
 * @param resource
 *            the resource under test
 * @param arg2
 *            the offset of where to invoke content assist (note: it must be named arg2 as Xpect injects the
 *            parameter values by position)
 * @param arg3
 *            the content assist entry to select
 * @throws Exception
 *             some exception
 */
// @formatter:on
@ParameterParser(syntax = "(arg3=STRING 'at' arg2=STRING)?")
@Xpect
public void proposalChange(@StringDiffExpectation IStringDiffExpectation expectation, @ThisResource XtextResource resource, /* @ThisOffset int */
RegionWithCursor arg2, String arg3) throws Exception {
    // val int offset = arg2;
    RegionWithCursor offset = arg2;
    String text = arg3;
    // println("proposal change with offset="+arg2+" selection="+arg3)
    N4ContentAssistProcessorTestBuilder fixture = n4ContentAssistProcessorTestBuilderHelper.createTestBuilderForResource(resource);
    ICompletionProposal proposal = exactlyMatchingProposal(offset, fixture, text);
    String before = resource.getParseResult().getRootNode().getText();
    if (proposal != null) {
        IXtextDocument document = fixture.getDocument(XtextResourceCleanUtil.cleanXtextResource(resource), before);
        String after = applyProposal(proposal, document);
        before = XpectCommentRemovalUtil.removeAllXpectComments(before);
        after = XpectCommentRemovalUtil.removeAllXpectComments(after);
        expectation.assertDiffEquals(before, after);
    }
}

Example 70 with IXtextDocument

use of org.eclipse.xtext.ui.editor.model.IXtextDocument in project n4js by eclipse.

the class ContentAssistXpectMethod method contentAssist.

/*-
	 contentAssist              at ’a.<|>methodA’        ’methodA2’           --> a.methodA2() <|>methodA
	 contentAssist              at ’a.<|><[>methodA<]>’  ’methodA2’ override  --> a.methodA2()<|>
	 contentAssist              at ’a.methodA’           ’methodA2’           --> a.methodA2() <|>methodA
	 contentAssist              at ’var A<|> a’          ’A - import’         ---
	 contentAssist              at 'a.<|>methodA'       'methodA2'            --> a.methodA2()<|>methodA
	 contentAssist              at 'a.<|>methodA'       'methodA2'   insert   --> a.methodA2()<|>methodA
	 contentAssist              at 'a.<|>methodA'       'methodA2'   override --> a.methodA2()<|>
	 contentAssist kind 'smart' at '<a|>methodA'        'methodA2'            ---
	              kind             offset               selected    mode
	              arg3             arg2                 arg4        arg5
	 */
/**
 * Application of a content assist. The right hand side describes the expected modifications.
 *
 * Up to now only single-line changes are supported.
 *
 * @param expectation
 *            injected Applicaiton
 * @param resource
 *            injected xtext resource
 * @param offset
 *            parsed arg2 - Cursorposition and Selection
 * @param kind
 *            parsed arg3 - named kind of assistence-provider 'recommenders',...
 * @param selected
 *            parsed arg4 - string of things to select in proposal list.
 * @param mode
 *            parsed arg5 - mode modifier
 * @throws Exception
 *             in junit-error case
 */
@Xpect
@ParameterParser(syntax = "( ('kind' arg3=STRING)? 'at' (arg2=STRING  ('apply' arg4=STRING)?  (arg5=ID)? )? )?")
@ConsumedIssues({ Severity.INFO, Severity.ERROR, Severity.WARNING })
public void contentAssist(// arg0
IStringExpectation expectation, // arg1
@ThisResource XtextResource resource, // arg2 //@ThisOffset is obsolete
RegionWithCursor offset, // arg3
String kind, // arg4
String selected, // arg5
String mode) throws Exception {
    N4ContentAssistProcessorTestBuilder fixture = n4ContentAssistProcessorTestBuilderHelper.createTestBuilderForResource(resource);
    ICompletionProposal proposal = exactlyMatchingProposal(offset, fixture, selected);
    String before = resource.getParseResult().getRootNode().getText();
    // apply:
    // so working with the fixture cannot get any selection information since these are mocked away.
    IXtextDocument document = fixture.getDocument(XtextResourceCleanUtil.cleanXtextResource(resource), before);
    Optional<String> optionalMode = Optional.ofNullable(mode);
    if (optionalMode.isPresent() && optionalMode.get().trim() == "override") {
    // TODO mode override: needs to have a real selectionprovider in the fixture.
    // currently there is a mockup which doesn't support selection
    // see org.eclipse.xtext.ui.testing.ContentAssistProcessorTestBuilder.getSourceViewer(String,
    // IXtextDocument)
    // val sv = fixture.getSourceViewer(null, document)
    // sv.selectionProvider.selection = new TextSelection(..)
    }
    String after = applyProposal(proposal, document);
    // Expecting change only in single line:
    ChangeInfo changedLines = extractSingleChangedLine(before, after);
    if (changedLines.isMoreThanOne()) {
        throw new AssertionError("more then one line changed: " + changedLines.asString());
    } else if (changedLines.isEmpty()) {
        throw new AssertionError("Nothing changed.");
    }
    String exp = changedLines.first().getAfter();
    Point selection = proposal.getSelection(document);
    if (selection != null) {
        IExpectationRegion region = ((AbstractExpectation) expectation).getRegion();
        if (CursorMarkerHelper.exists(region.getRegionText(), CursorMarkerHelper.markerCursor)) {
            int newPos = selection.x - changedLines.first().getAfterOffset();
            exp = new StringBuilder(exp).insert(newPos, CursorMarkerHelper.markerCursor).toString();
        }
    }
    // Single changed line:
    expectation.assertEquals(exp);
// TODO up to now this only removes the locations for the cursor but doesn't check the location.
// TODO multilines must be supported.
// // before = replaceXPECT(before);
// // after = replaceXPECT(after);
// expectation.assertEquals(after)
// expectation.assertDiffEquals("a", "b - not implemented yet")
}