v5

node_modules/jsdom/lib/jsdom/browser/domtohtml.js

@@ -0,0 +1,18 @@
+"use strict";
+const parse5 = require("parse5");
+const treeAdapter = require("./parse5-adapter-serialization");
+const NODE_TYPE = require("../living/node-type");
+
+exports.domToHtml = iterable => {
+  let ret = "";
+  for (const node of iterable) {
+    if (node.nodeType === NODE_TYPE.DOCUMENT_NODE) {
+      ret += parse5.serialize(node, { treeAdapter });
+    } else {
+      // TODO: maybe parse5 can give us a hook where it serializes the node itself too:
+      // https://github.com/inikulin/parse5/issues/230
+      ret += parse5.serialize({ childNodesForSerializing: [node] }, { treeAdapter });
+    }
+  }
+  return ret;
+};