Exclude JS source code from the output

_javascript/commons/copy-link.js

@@ -0,0 +1,18 @@
+/*
+ * Copy current page url to clipboard.
+ */
+
+function copyLink(url) {
+  if (!url || 0 === url.length) {
+    url = window.location.href;
+  }
+
+  const $temp = $("<input>");
+  $("body").append($temp);
+  $temp.val(url).select();
+  document.execCommand("copy");
+  $temp.remove();
+
+  alert("Link copied successfully!");
+
+}