From 297c47c3fdbb58e3d9824afdee83ef3c4b9d141a Mon Sep 17 00:00:00 2001
From: Johann <johann.servoire@gmail.com>
Date: Fri, 2 Dec 2016 18:52:19 +0100
Subject: [V4] Throw error when a plugin is in transition (#17823)

* Throw error when a plugin is in transition
* Add unit tests about plugins in transition
---
 js/src/carousel.js | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

(limited to 'js/src/carousel.js')

diff --git a/js/src/carousel.js b/js/src/carousel.js
index e56d4f0f2..7fda8f615 100644
--- a/js/src/carousel.js
+++ b/js/src/carousel.js
@@ -116,9 +116,10 @@ const Carousel = (($) => {
     // public
 
     next() {
-      if (!this._isSliding) {
-        this._slide(Direction.NEXT)
+      if (this._isSliding) {
+        throw new Error('Carousel is sliding')
       }
+      this._slide(Direction.NEXT)
     }
 
     nextWhenVisible() {
@@ -129,9 +130,10 @@ const Carousel = (($) => {
     }
 
     prev() {
-      if (!this._isSliding) {
-        this._slide(Direction.PREVIOUS)
+      if (this._isSliding) {
+        throw new Error('Carousel is sliding')
       }
+      this._slide(Direction.PREVIOUS)
     }
 
     pause(event) {
-- 
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