From 51d6a967598d536a40b057236f1aaabd20d1b88a Mon Sep 17 00:00:00 2001
From: Brandon Liu <bdon@bdon.org>
Date: Wed, 28 Apr 2021 16:10:15 +0800
Subject: [PATCH] add more helpful message if you get a 200 for a HEAD with
 Range request

---
 js/index.mjs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/js/index.mjs b/js/index.mjs
index f4864af..a310d10 100644
--- a/js/index.mjs
+++ b/js/index.mjs
@@ -52,6 +52,7 @@ export class PMTiles {
                     }
                 })
             } else {
+                console.log("Check failed: if you know this server supports byte serving, pass allow_200: true")
                 throw new Error("Invalid response: " + resp.status)
             }
         })