From 6d811949273ae63e30612790699ce63831b3a0e4 Mon Sep 17 00:00:00 2001
From: Andrius Laurinenas <andrius@instaffo.de>
Date: Wed, 29 Jan 2020 13:55:17 -0100
Subject: [PATCH] Add more context in the error message

Information may be useful to locate accidentally included wide character
---
 src/other/utils.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/other/utils.ts b/src/other/utils.ts
index 7fe4704..96bc90b 100644
--- a/src/other/utils.ts
+++ b/src/other/utils.ts
@@ -12,7 +12,7 @@ export function string_to_bytes(str: string, utf8: boolean = false): Uint8Array
       if (++i >= len) throw new Error('Malformed string, low surrogate expected at position ' + i);
       c = ((c ^ 0xd800) << 10) | 0x10000 | (str.charCodeAt(i) ^ 0xdc00);
     } else if (!utf8 && c >>> 8) {
-      throw new Error('Wide characters are not allowed.');
+      throw new Error('Wide characters are not allowed. At the position ' + i + ' this character was found: ' + str[i])
     }
 
     if (!utf8 || c <= 0x7f) {