renamed parameter

lib/single-file/util/doc-helper.js

@@ -129,13 +129,13 @@ this.docHelper = this.docHelper || (() => {
 	}
 
 	function getShadowRootsData(element, data = { indexElement: 0, shadowRootsData: [] }) {
-		element.querySelectorAll("*").forEach(node => {
-			if (node.shadowRoot) {
-				node.setAttribute(SHADOW_ROOT_ATTRIBUTE_NAME, data.indexElement);
+		element.querySelectorAll("*").forEach(element => {
+			if (element.shadowRoot) {
+				element.setAttribute(SHADOW_ROOT_ATTRIBUTE_NAME, data.indexElement);
 				const indexEntry = data.indexElement;
 				data.indexElement++;
-				getShadowRootsData(node.shadowRoot, data);
-				data.shadowRootsData[indexEntry] = { content: node.shadowRoot.innerHTML };
+				getShadowRootsData(element.shadowRoot, data);
+				data.shadowRootsData[indexEntry] = { content: element.shadowRoot.innerHTML };
 			}
 		});
 		return data.shadowRootsData;