From 81fc284e9002fe5fb2d18e699821b24127a04eb2 Mon Sep 17 00:00:00 2001
From: Veselin Nikolov <vesoNikolov@gmail.com>
Date: Mon, 16 Jul 2018 18:26:25 +0300
Subject: [PATCH] fix: slider handle negative data-start values

---
 js/foundation.slider.js | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/js/foundation.slider.js b/js/foundation.slider.js
index e7d4e1870..2154a85c2 100644
--- a/js/foundation.slider.js
+++ b/js/foundation.slider.js
@@ -426,7 +426,11 @@ class Slider extends Plugin {
     else {
       val = value;
     }
-    left = val % step;
+    if (val >= 0) {
+      left = val % step;
+    } else if (val < 0) {
+      left = step + (val % step);
+    }
     prev_val = val - left;
     next_val = prev_val + step;
     if (left === 0) {
-- 
2.47.2