From 5343825cceccd7b1bdfd1c8b63c984ef5c7419f5 Mon Sep 17 00:00:00 2001
From: greymoth <246701683+greymoth-jp@users.noreply.github.com>
Date: Wed, 1 Jul 2026 08:09:12 +0900
Subject: [PATCH] Avoid splitting surrogate pairs when shortening address
 labels

---
 modules/svg/labels.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/modules/svg/labels.js b/modules/svg/labels.js
index 811f4cb881..a7906b51d5 100644
--- a/modules/svg/labels.js
+++ b/modules/svg/labels.js
@@ -344,7 +344,7 @@ export function svgLabels(projection, context) {
                     var renderAs = renderNodeAs[entity.id];
                     if (renderAs.geometry === 'vertex' && zoom < 17) continue;
                     while (renderAs.isAddr && width > 36) {
-                        name = `${name.substring(0, name.replace(/…$/, '').length - 1)}…`;
+                        name = `${Array.from(name.replace(/…$/, '')).slice(0, -1).join('')}…`;
                         width = textWidth(name, fontSize, selection.select('g.layer-osm.labels').node());
                     }