From 7d98882ca94d68db5aa6c645d315ad23ae671cb3 Mon Sep 17 00:00:00 2001
From: inokawa <48897392+inokawa@users.noreply.github.com>
Date: Sat, 20 Jan 2024 15:07:25 +0900
Subject: [PATCH] Update scroller.ts

---
 src/core/scroller.ts | 13 ++++++-------
 1 file changed, 6 insertions(+), 7 deletions(-)

diff --git a/src/core/scroller.ts b/src/core/scroller.ts
index 7beebd3f0..5b609b18c 100644
--- a/src/core/scroller.ts
+++ b/src/core/scroller.ts
@@ -17,15 +17,14 @@ import {
 import { ScrollToIndexOpts } from "./types";
 import { debounce, timeout, clamp } from "./utils";
 
-/**
- * scrollLeft is negative value in rtl direction.
- *
- * left  right
- * -100  0      spec compliant
- * https://github.com/othree/jquery.rtl-scroll-type
- */
 const normalizeOffset = (offset: number, isHorizontal: boolean): number => {
   if (isHorizontal && isRTLDocument()) {
+    // scrollLeft is negative value in rtl direction.
+    //
+    // left  right
+    // 0     100    spec compliant (ltr)
+    // -100  0      spec compliant (rtl)
+    // https://github.com/othree/jquery.rtl-scroll-type
     return -offset;
   } else {
     return offset;