<span class="hljs-attr">key:</span> <span class="hljs-string">value</span>
<span class="hljs-attr">key:</span> <span class="hljs-string">'some value'</span>
<span class="hljs-attr">key:</span> <span class="hljs-string">"some value"</span>
<span class="hljs-attr">key:</span> <span class="hljs-string">|
  multi-string
  value
</span><span class="hljs-attr">key:</span> <span class="hljs-literal">true</span>
