1 files changed, 65 insertions, 0 deletions
diff --git a/src/arrow/r/pkgdown/extra.js b/src/arrow/r/pkgdown/extra.js
new file mode 100644
index 000000000..aca15c566
--- /dev/null
+++ b/src/arrow/r/pkgdown/extra.js
@@ -0,0 +1,65 @@
+// Licensed to the Apache Software Foundation (ASF) under one
+// or more contributor license agreements.  See the NOTICE file
+// distributed with this work for additional information
+// regarding copyright ownership.  The ASF licenses this file
+// to you under the Apache License, Version 2.0 (the
+// "License"); you may not use this file except in compliance
+// with the License.  You may obtain a copy of the License at
+//
+//   http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing,
+// software distributed under the License is distributed on an
+// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+// KIND, either express or implied.  See the License for the
+// specific language governing permissions and limitations
+// under the License.
+
+(function () {
+  // Load the rmarkdown tabset script
+  var script = document.createElement("script");
+  script.type = "text/javascript";
+  script.async = true;
+  script.src =
+    "https://cdn.jsdelivr.net/gh/rstudio/rmarkdown@47d837d3d9cd5e8e212b05767454f058db7d2789/inst/rmd/h/navigation-1.1/tabsets.js";
+  script.integrity = "sha256-Rs54TE1FCN1uLM4f7VQEMiRTl1Ia7TiQLkMruItwV+Q=";
+  script.crossOrigin = "anonymous";
+
+  // Run the processing as the onload callback
+  script.onload = () => {
+    // Monkey patch the .html method to use the .text method
+    $(document).ready(function () {
+      (function ($) {
+        $.fn.html = function (content) {
+          return this.text();
+        };
+      })(jQuery);
+
+      window.buildTabsets("toc");
+    });
+
+    $(document).ready(function () {
+      $(".tabset-dropdown > .nav-tabs > li").click(function () {
+        $(this).parent().toggleClass("nav-tabs-open");
+      });
+    });
+
+    $(document).ready(function () {
+      /**
+       * The tabset creation above sometimes relies on empty headers to stop the
+       * tabbing. Though they shouldn't be included in the TOC in the first place,
+       * this will remove empty headers from the TOC after it's created.
+       */
+
+      // find all the empty <a> elements and remove them (and their parents)
+      var empty_a = $("#toc").find("a").filter(":empty");
+      empty_a.parent().remove();
+
+      // now find any empty <ul>s and remove them too
+      var empty_ul = $("#toc").find("ul").filter(":empty");
+      empty_ul.remove();
+    });
+  };
+
+  document.head.appendChild(script);
+})();