From ceefd3a37bb2a77b1e9a76fc74360c68ef16ddb8 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Muhammed=20Can=20K=C3=BC=C3=A7=C3=BCkaslan?=
 <32893303+Kucukaslan@users.noreply.github.com>
Date: Sun, 24 Jul 2022 21:44:11 +0000
Subject: [PATCH] bytes: document that Reader.Reset affects the result of Size

The Reader.Reset changes the underlying byte slice, so it actually
changes the return value of the Size method.

Fixes #54018

Change-Id: I160deaa2244e95cb93303cb5dfb67a8d90a375ef
GitHub-Last-Rev: b04724a072d956db1f84a8f5db0afa0dbb158e96
GitHub-Pull-Request: golang/go#54020
Reviewed-on: https://go-review.googlesource.com/c/go/+/419237
Reviewed-by: Cherry Mui <cherryyz@google.com>
Reviewed-by: Joseph Tsai <joetsai@digital-static.net>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Ian Lance Taylor <iant@google.com>
Run-TryBot: Ian Lance Taylor <iant@google.com>
Auto-Submit: Ian Lance Taylor <iant@google.com>
---
 src/bytes/reader.go | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/src/bytes/reader.go b/src/bytes/reader.go
index 5946cf9780b0e..81c22aa0295d6 100644
--- a/src/bytes/reader.go
+++ b/src/bytes/reader.go
@@ -32,8 +32,7 @@ func (r *Reader) Len() int {
 
 // Size returns the original length of the underlying byte slice.
 // Size is the number of bytes available for reading via ReadAt.
-// The returned value is always the same and is not affected by calls
-// to any other method.
+// The result is unaffected by any method calls except Reset.
 func (r *Reader) Size() int64 { return int64(len(r.s)) }
 
 // Read implements the io.Reader interface.