allow any link children

Author: SpecificProtagonist

src/librustdoc/html/static/js/main.js

@@ -1080,12 +1080,10 @@ function preLoadCss(cssUrl) {
     });
 
     onEachLazy(document.querySelectorAll(".toggle > summary:not(.hideme)"), el => {
+        // Clicking on the summary's contents should not collapse it,
+        // but links within should still fire.
         el.addEventListener("click", e => {
-            if (
-                e.target.tagName !== "SUMMARY"
-                && e.target.tagName !== "A"
-                && !(e.target.tagName === "CODE" && e.target.parentNode.tagName === "A")
-            ) {
+            if (!e.target.matches("summary, a, a *")) {
                 e.preventDefault();
             }
         });