From 50294ac6337e8024f4ca3043833669544f9a211f Mon Sep 17 00:00:00 2001
From: Christian Paul <info@jaller.de>
Date: Sun, 26 Feb 2023 17:51:39 +0100
Subject: [PATCH] Hide "Unimplemented type: 4" error

---
 src/Tile.js | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/src/Tile.js b/src/Tile.js
index ba207eb..d2d303f 100644
--- a/src/Tile.js
+++ b/src/Tile.js
@@ -30,7 +30,18 @@ class Tile {
   }
 
   _loadTile(buffer) {
-    this.tile = new VectorTile(new Protobuf(buffer));
+    try {
+      this.tile = new VectorTile(new Protobuf(buffer));
+    } catch (error) {
+      // Ignoring upstream issue https://github.com/rastapasta/mapscii/issues/87
+      if (error.message === 'Unimplemented type: 4') {
+        this.tile = {
+          layers: [],
+        };
+        return;
+      }
+      throw error;
+    }
   }
 
   _unzipIfNeeded(buffer) {