1 files changed, 26 insertions, 0 deletions
diff --git a/app/assets/javascripts/behaviors/toggler_behavior.js b/app/assets/javascripts/behaviors/toggler_behavior.js
new file mode 100644
index 00000000000..8ac1ba7665e
--- /dev/null
+++ b/app/assets/javascripts/behaviors/toggler_behavior.js
@@ -0,0 +1,26 @@
+(function(w) {
+  $(function() {
+    $('.js-toggle-button').on('click', function(e) {
+      e.preventDefault();
+      $(this)
+        .find('.fa')
+          .toggleClass('fa-chevron-down fa-chevron-up')
+        .end()
+        .closest('.js-toggle-container')
+          .find('.js-toggle-content')
+            .toggle()
+      ;
+    });
+
+    // If we're accessing a permalink, ensure it is not inside a
+    // closed js-toggle-container!
+    var hash = w.gl.utils.getLocationHash();
+    var anchor = hash && document.getElementById(hash);
+    var container = anchor && $(anchor).closest('.js-toggle-container');
+
+    if (container && container.find('.js-toggle-content').is(':hidden')) {
+      container.find('.js-toggle-button').trigger('click');
+      anchor.scrollIntoView();
+    }
+  });
+})(window);