code: function getStylesheetsFromDocumentFragment(options) {
  	const { rootNode, convertDataToStylesheet } = options;
  	return (
  		Array.from(rootNode.children)
  			.filter(filerStyleAndLinkAttributesInDocumentFragment)
  			// Reducer to convert `<style></style>` and `<link>` references to `CSSStyleSheet` object
  			.reduce((out, node) => {
  				const nodeName = node.nodeName.toUpperCase();
  				const data = nodeName === 'STYLE' ? node.textContent : node;
  				const isLink = nodeName === 'LINK';
  				const stylesheet = convertDataToStylesheet({
  					data,
  					isLink,
  					root: rootNode
  				});
  				out.push(stylesheet.sheet);
  				return out;
  			}, [])
  	);
  }
docs: Get stylesheets from `documentFragment`
  
  @param {Object} options configuration options of `loadCssom`
  @returns {Array<Object>}