Convert markdownlint library to an ECMAScript module, replace markdownlint-micromark with micromark, stop publishing (large) markdownlint-browser.js, see https://gist.github.com/sindresorhus/a39789f98801d908bbc7ff3ecc99d99c for guidance.

lib/md034.mjs

@@ -0,0 +1,91 @@
+// @ts-check
+
+import { addErrorContext } from "../helpers/helpers.cjs";
+import { filterByPredicate, getHtmlTagInfo, inHtmlFlow } from "../helpers/micromark-helpers.cjs";
+
+/** @typedef {import("micromark-extension-gfm-autolink-literal")} */
+
+/** @type {import("./markdownlint.mjs").Rule} */
+export default {
+  "names": [ "MD034", "no-bare-urls" ],
+  "description": "Bare URL used",
+  "tags": [ "links", "url" ],
+  "parser": "micromark",
+  "function": function MD034(params, onError) {
+    const literalAutolinks = (tokens) => (
+      filterByPredicate(
+        tokens,
+        (token) => {
+          if ((token.type === "literalAutolink") && !inHtmlFlow(token)) {
+            // Detect and ignore https://github.com/micromark/micromark/issues/164
+            const siblings = token.parent?.children;
+            const index = siblings?.indexOf(token);
+            // @ts-ignore
+            const prev = siblings?.at(index - 1);
+            // @ts-ignore
+            const next = siblings?.at(index + 1);
+            return !(
+              prev &&
+              next &&
+              (prev.type === "data") &&
+              (next.type === "data") &&
+              prev.text.endsWith("<") &&
+              next.text.startsWith(">")
+            );
+          }
+          return false;
+        },
+        (token) => {
+          // Ignore content of inline HTML tags
+          const { children } = token;
+          const result = [];
+          for (let i = 0; i < children.length; i++) {
+            const current = children[i];
+            const openTagInfo = getHtmlTagInfo(current);
+            if (openTagInfo && !openTagInfo.close) {
+              let count = 1;
+              for (let j = i + 1; j < children.length; j++) {
+                const candidate = children[j];
+                const closeTagInfo = getHtmlTagInfo(candidate);
+                if (closeTagInfo && (openTagInfo.name === closeTagInfo.name)) {
+                  if (closeTagInfo.close) {
+                    count--;
+                    if (count === 0) {
+                      i = j;
+                      break;
+                    }
+                  } else {
+                    count++;
+                  }
+                }
+              }
+            } else {
+              result.push(current);
+            }
+          }
+          return result;
+        }
+      )
+    );
+    for (const token of literalAutolinks(params.parsers.micromark.tokens)) {
+      const range = [
+        token.startColumn,
+        token.endColumn - token.startColumn
+      ];
+      const fixInfo = {
+        "editColumn": range[0],
+        "deleteCount": range[1],
+        "insertText": `<${token.text}>`
+      };
+      addErrorContext(
+        onError,
+        token.startLine,
+        token.text,
+        undefined,
+        undefined,
+        range,
+        fixInfo
+      );
+    }
+  }
+};