From 7f2b6b1afb1ce3cee060c5bf210268198d9badac Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=C3=96mer=20Sinan=20A=C4=9Facan?= <omersa@google.com>
Date: Tue, 24 Oct 2023 14:40:41 +0200
Subject: [PATCH] Add a guard for empty splices

---
 protobuf/lib/src/protobuf/coded_buffer_writer.dart | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/protobuf/lib/src/protobuf/coded_buffer_writer.dart b/protobuf/lib/src/protobuf/coded_buffer_writer.dart
index 1c5c2b1a0..6307d0dbb 100644
--- a/protobuf/lib/src/protobuf/coded_buffer_writer.dart
+++ b/protobuf/lib/src/protobuf/coded_buffer_writer.dart
@@ -223,9 +223,11 @@ class CodedBufferWriter {
   /// Add TypedData splice - these bytes would be directly copied into the
   /// output buffer by [writeTo].
   void writeRawBytes(TypedData value) {
+    final length = value.lengthInBytes;
+    if (length == 0) return;
     _commitSplice();
     _splices.add(value);
-    _bytesTotal += value.lengthInBytes;
+    _bytesTotal += length;
   }
 
   /// Start writing a length-delimited data.