From: Brad Fitzpatrick <bradfitz@golang.org>
Date: Tue, 9 Apr 2013 17:17:35 +0000 (-0700)
Subject: io: document non-guarantees of io.Closer
X-Git-Tag: go1.1rc2~126
X-Git-Url: http://www.git.cypherpunks.su/?a=commitdiff_plain;h=8691f90cc53f1ebcd27d82c71432ca873a3744ca;p=gostls13.git

io: document non-guarantees of io.Closer

R=r, golang-dev
CC=golang-dev
https://golang.org/cl/8575043
---

diff --git a/src/pkg/io/io.go b/src/pkg/io/io.go
index 23d05e575a..f901afe423 100644
--- a/src/pkg/io/io.go
+++ b/src/pkg/io/io.go
@@ -70,6 +70,9 @@ type Writer interface {
 }
 
 // Closer is the interface that wraps the basic Close method.
+//
+// The behavior of Close after the first call is undefined.
+// Specific implementations may document their own behavior.
 type Closer interface {
 	Close() error
 }