🎉 initiate project *astro_rewrite*

node_modules/@mdx-js/mdx/lib/util/extnames-to-regex.js

@@ -0,0 +1,14 @@
+/**
+ * Utility to turn a list of extnames (*with* dots) into an expression.
+ *
+ * @param {Array<string>} extnames
+ *   List of extnames.
+ * @returns {RegExp}
+ *   Regex matching them.
+ */
+export function extnamesToRegex(extnames) {
+  // eslint-disable-next-line security/detect-non-literal-regexp
+  return new RegExp(
+    '\\.(' + extnames.map((d) => d.slice(1)).join('|') + ')([?#]|$)'
+  )
+}