Examples with ReplacingAppendable org.eclipse.xtext.xbase.ui.contentassist.ReplacingAppendable used on opensource projects

Example 11 with ReplacingAppendable

use of org.eclipse.xtext.xbase.ui.contentassist.ReplacingAppendable in project xtext-xtend by eclipse.

the class ReplacingAppendableTest method insertListField.

protected XtextDocument insertListField(final String model, final String fieldName) throws Exception {
    final int cursorPosition = model.indexOf('|');
    String actualModel = model.replace("|", " ");
    final XtendFile file = testHelper.xtendFile("Foo", actualModel);
    final XtextDocument document = documentProvider.get();
    document.set(actualModel);
    XtextResource xtextResource = (XtextResource) file.eResource();
    document.setInput(xtextResource);
    final EObject context = eObjectAtOffsetHelper.resolveElementAt(xtextResource, cursorPosition);
    document.modify(new IUnitOfWork.Void<XtextResource>() {

        @Override
        public void process(XtextResource state) throws Exception {
            ReplacingAppendable a = appendableFactory.create(document, state, cursorPosition, 1);
            ITypeReferenceOwner owner = new StandardTypeReferenceOwner(services, context);
            LightweightTypeReference typeRef = owner.toLightweightTypeReference(services.getTypeReferences().getTypeForName(List.class, context, typesFactory.createJvmWildcardTypeReference()));
            a.append(typeRef);
            a.append(" ").append(fieldName);
            a.commitChanges();
        }
    });
    return document;
}