 <span class="brace macro proc_macro">{</span>
    <span class="attribute_bracket attribute macro proc_macro">#</span><span class="attribute_bracket attribute macro proc_macro">[</span><span class="derive_helper attribute default_library library macro proc_macro">default</span><span class="attribute_bracket attribute macro proc_macro">]</span>
    <span class="enum_variant declaration macro proc_macro">Bar</span>
<span class="brace macro proc_macro">}</span></code></pre>