From 801ed0ea1164aab4f88547322f9d73704388143f Mon Sep 17 00:00:00 2001
From: Jeremy Ruston <jeremy@jermolene.com>
Date: Tue, 26 Mar 2024 16:04:13 +0000
Subject: [PATCH] Fix cycle operator crashing if step size is larger than the
 number of operands

See https://talk.tiddlywiki.org/t/bug-report-javascript-error-at-tw-com-within-cycle-operator-try-it/9430/1
---
 core/modules/filters/x-listops.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/core/modules/filters/x-listops.js b/core/modules/filters/x-listops.js
index 760f581a1..ae17297a5 100644
--- a/core/modules/filters/x-listops.js
+++ b/core/modules/filters/x-listops.js
@@ -202,7 +202,7 @@ Extended filter operators to manipulate the current list.
 		}
 		if(resultsIndex !== -1) {
 			i = i + step;
-			nextOperandIndex = (i < opLength ? i : i - opLength);
+			nextOperandIndex = (i < opLength ? i : i % opLength);
 			if(operands.length > 1) {
 				results.splice(resultsIndex,1,operands[nextOperandIndex]);
 			} else {