How to use the @storybook/core-events.STORY_CHANGED function in @storybook/core-events

viewMode === previousViewMode &&
      kind === previousKind &&
      name === previousStory
    ) {
      addons.getChannel().emit(Events.STORY_UNCHANGED, {
        id,
        revision,
        kind,
        name,
        viewMode,
      });
      return;
    }

    if (!forceRender && previousKind && previousStory) {
      addons.getChannel().emit(Events.STORY_CHANGED, id);
    }

    if (viewMode === 'docs') {
      const NoDocs = () =&gt; <div style="{{">No docs found</div>;
      const StoryDocs = (parameters &amp;&amp; parameters.docs) || NoDocs;
      ReactDOM.render(, document.getElementById('root'));
    } else if (!viewMode || viewMode === 'story') {
      if (getDecorated) {
        render(renderContext);
        addons.getChannel().emit(Events.STORY_RENDERED, id);
      } else {
        showNopreview();
        addons.getChannel().emit(Events.STORY_MISSING, id);
      }
    }