@NotNull
  @Override
  public GrConstructorInvocation createConstructorInvocation(@NotNull String text, @Nullable PsiElement context) {
    GroovyFile file = createGroovyFileChecked("class Foo{ def Foo(){" + text + "}}", false, context);
    return PsiImplUtil.getChainingConstructorInvocation((GrMethod)file.getClasses()[0].getConstructors()[0]);
  }
@NotNull
  @Override
  public GrConstructorInvocation createConstructorInvocation(@NotNull String text, @Nullable PsiElement context)