From a10cc2202dffcf8b4a7bc7db22757ac83bf95eb4 Mon Sep 17 00:00:00 2001
From: Phil Hughes <me@iamphill.com>
Date: Wed, 16 Aug 2017 13:13:34 +0100
Subject: added collapsible sub-groups & wiki pages

[ci skip]
---
 app/assets/javascripts/breadcrumb.js | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)
 create mode 100644 app/assets/javascripts/breadcrumb.js

(limited to 'app/assets/javascripts/breadcrumb.js')

diff --git a/app/assets/javascripts/breadcrumb.js b/app/assets/javascripts/breadcrumb.js
new file mode 100644
index 00000000000..7dfdf844325
--- /dev/null
+++ b/app/assets/javascripts/breadcrumb.js
@@ -0,0 +1,20 @@
+export const addTooltipToEl = (el) => {
+  if (el.scrollWidth > el.offsetWidth) {
+    el.setAttribute('title', el.textContent);
+    el.setAttribute('data-container', 'body');
+    el.classList.add('has-tooltip');
+  }
+};
+
+export default () => {
+  const breadcrumbs = document.querySelector('.breadcrumbs-list');
+  const topLevelLinks = breadcrumbs.querySelectorAll('.breadcrumbs-list > li > a');
+  const $expander = $('.js-breadcrumbs-collapsed-expander');
+
+  topLevelLinks.forEach(el => addTooltipToEl(el));
+
+  $expander.closest('.dropdown')
+    .on('show.bs.dropdown hide.bs.dropdown', () => {
+      $expander.toggleClass('open');
+    });
+};
-- 
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