From 90f113d39f161ef012f063a3ac66ef5bf4792a0d Mon Sep 17 00:00:00 2001
From: grydholt <grydholt@users.noreply.github.com>
Date: Wed, 28 Sep 2022 00:08:20 +0200
Subject: [PATCH] io: fix doc for `write_i8` to use signed integers (#5040)

Fixes: #5039
---
 tokio/src/io/util/async_write_ext.rs | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/tokio/src/io/util/async_write_ext.rs b/tokio/src/io/util/async_write_ext.rs
index 93a318315ee..dfdde82f322 100644
--- a/tokio/src/io/util/async_write_ext.rs
+++ b/tokio/src/io/util/async_write_ext.rs
@@ -406,7 +406,7 @@ cfg_io_util! {
             /// ```
             fn write_u8(&mut self, n: u8) -> WriteU8;
 
-            /// Writes an unsigned 8-bit integer to the underlying writer.
+            /// Writes a signed 8-bit integer to the underlying writer.
             ///
             /// Equivalent to:
             ///
@@ -425,7 +425,7 @@ cfg_io_util! {
             ///
             /// # Examples
             ///
-            /// Write unsigned 8 bit integers to a `AsyncWrite`:
+            /// Write signed 8 bit integers to a `AsyncWrite`:
             ///
             /// ```rust
             /// use tokio::io::{self, AsyncWriteExt};
@@ -434,10 +434,10 @@ cfg_io_util! {
             /// async fn main() -> io::Result<()> {
             ///     let mut writer = Vec::new();
             ///
-            ///     writer.write_u8(2).await?;
-            ///     writer.write_u8(5).await?;
+            ///     writer.write_i8(-2).await?;
+            ///     writer.write_i8(126).await?;
             ///
-            ///     assert_eq!(writer, b"\x02\x05");
+            ///     assert_eq!(writer, b"\xFE\x7E");
             ///     Ok(())
             /// }
             /// ```