From ae0ccdf4569d6d4f49c60392a9e849aaa58c3fa6 Mon Sep 17 00:00:00 2001
From: Roland Reichwein <mail@reichwein.it>
Date: Thu, 28 Jan 2021 21:18:39 +0100
Subject: Bugfix, test

---
 include/unicode.h | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'include')

diff --git a/include/unicode.h b/include/unicode.h
index f539e6b..908c75f 100644
--- a/include/unicode.h
+++ b/include/unicode.h
@@ -141,6 +141,11 @@ namespace {
       throw std::invalid_argument("Bad input: Invalid 2 byte sequence");
     } else
      throw std::invalid_argument("Bad input: 2nd byte expected, none found");
+  
+    // check only for sequences >= 2 bytes (ASCII is always compliant)
+    if (!unicode::is_valid_unicode(value))
+     throw std::invalid_argument("Invalid Unicode character: "s + std::to_string(static_cast<uint32_t>(value)));
+
    } else { // 1 byte: 7 bit ASCII
     value = byte0;
     sequence_length = 1;
-- 
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