From df8861d2a33a02b86bca553f72bd9becef824e7f Mon Sep 17 00:00:00 2001
From: Andrew Calcutt <acalcutt@techidiots.net>
Date: Sun, 8 Oct 2023 17:02:27 -0400
Subject: [PATCH] fix: undefined tileinfo error

Signed-off-by: Andrew Calcutt <acalcutt@techidiots.net>
---
 src/serve_data.js | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/serve_data.js b/src/serve_data.js
index f4ffd5b..3d9caca 100644
--- a/src/serve_data.js
+++ b/src/serve_data.js
@@ -53,11 +53,11 @@ export const serve_data = {
         if (tileJSONExtension === 'pmtiles') {
           let isGzipped;
           let tileinfo = await GetPMtilesTile(item.source, z, x, y);
-          let data = tileinfo.data;
-          let headers = tileinfo.header;
-          if (data == undefined) {
+          if (tileinfo == undefined || tileinfo.data == undefined) {
             return res.status(404).send('Not found');
           } else {
+            let data = tileinfo.data;
+            let headers = tileinfo.header;
             if (tileJSONFormat === 'pbf') {
               isGzipped =
                 data.slice(0, 2).indexOf(Buffer.from([0x1f, 0x8b])) === 0;