void (@NotNull PsiTreeChangeEventImpl event) { beforeChange(true); event.setCode(PsiTreeChangeEventImpl.PsiEventType.BEFORE_CHILD_REMOVAL); if (LOG.isDebugEnabled()) { LOG.debug("beforeChildRemoval: child = " + logPsi(event.getChild()) + ", parent = " + logPsi(event.getParent())); } fireEvent(event); }