From ac23482022b4c1d585773ab5e02a3e13e0988509 Mon Sep 17 00:00:00 2001
From: Ivan Dlugos <6349682+vaind@users.noreply.github.com>
Date: Mon, 26 Jul 2021 18:54:13 +0200
Subject: [PATCH] Dart - fixup writeString() return type after previous merges
 (#6753)

---
 dart/lib/flat_buffers.dart | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/dart/lib/flat_buffers.dart b/dart/lib/flat_buffers.dart
index 83866b0b1..e136c12df 100644
--- a/dart/lib/flat_buffers.dart
+++ b/dart/lib/flat_buffers.dart
@@ -668,7 +668,7 @@ class Builder {
     return result;
   }
 
-  /// Write the given string [value] and return its offset
+  /// Write the given string [value] and return its offset.
   ///
   /// Dart strings are UTF-16 but must be stored as UTF-8 in FlatBuffers.
   /// If the given string consists only of ASCII characters, you can indicate
@@ -676,7 +676,7 @@ class Builder {
   /// copy the ASCII string directly to the output buffer and if that fails
   /// (because there are no-ASCII characters in the string) it falls back and to
   /// the default UTF-16 -> UTF-8 conversion (with slight performance penalty).
-  int? writeString(String value, {bool asciiOptimization = false}) {
+  int writeString(String value, {bool asciiOptimization = false}) {
     _ensureNoVTable();
     if (_strings != null) {
       return _strings!