Analyse with puppeteer

lib/selector.mjs

@@ -0,0 +1,28 @@
+import puppeteer from "puppeteer";
+import iterator from "./iterator.js";
+
+var docs = [];
+iterator(function (srcname, name, variant) {
+  docs.push(name);
+});
+var browser = await puppeteer.launch({ headless: "new" });
+for (var name of docs) {
+  console.group(name);
+  var page = await browser.newPage();
+  await page.goto(`${import.meta.dirname}/../docs/${name}/${name}.html`, {
+    waitUntil: "networkidle2",
+  });
+  var elements = await page.$$(process.argv[2]);
+  for (var elem of elements) {
+    var elems = process.argv[3]
+      ? await elem.$$("xpath/" + process.argv[3])
+      : [elem];
+    for (elem of elems)
+      console.log(
+        await elem.evaluate((e) =>
+          e.nodeType === Node.ELEMENT_NODE ? e.outerHTML : e.nodeValue,
+        ),
+      );
+  }
+  console.groupEnd();
+}