From 0d77644fc4de0865eebba1ffe04825267df3b8f3 Mon Sep 17 00:00:00 2001
From: Chris Rebert <code@rebertia.com>
Date: Tue, 16 Dec 2014 16:40:54 -0800
Subject: throw error when trying to show tooltip on :hidden element

---
 js/tooltip.js | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'js/tooltip.js')

diff --git a/js/tooltip.js b/js/tooltip.js
index ced0e9282..c787c6820 100644
--- a/js/tooltip.js
+++ b/js/tooltip.js
@@ -293,6 +293,14 @@ Tooltip.prototype['destroy'] = function () {
  * and replace with external lib
  */
 Tooltip.prototype['show'] = function () {
+  // jQuery's :hidden gives false positives for SVG elements
+  // See https://github.com/jquery/jquery/pull/939
+  // Since this hiddenness check is just a nicety anyway, simply assume SVGs are always visible.
+  var isHidden = $(this.element).is(':hidden') && !(window.SVGElement && this.element instanceof window.SVGElement)
+  if (isHidden) {
+    throw new Error('Can\'t show a tooltip/popover on a hidden element')
+  }
+
   var showEvent = $.Event(this.getEventObject().SHOW)
 
   if (this.isWithContent() && this._isEnabled) {
-- 
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