From: Josh Deprez <DrJosh9000@users.noreply.github.com>
Date: Tue, 10 Nov 2020 21:27:04 +0000 (+0000)
Subject: net/http: note that "HTTP/2" is invalid for ParseHTTPVersion
X-Git-Tag: go1.17beta1~1149
X-Git-Url: http://www.git.cypherpunks.su/?a=commitdiff_plain;h=59e012991a31dcf65a0ec79f99b7f4234f46cf2d;p=gostls13.git

net/http: note that "HTTP/2" is invalid for ParseHTTPVersion

Change-Id: Ieba05dea892ec9855a63b80e456bcf9188eef855
GitHub-Last-Rev: 5f7663ac4aaecb01a27a04309277240fd15759c9
GitHub-Pull-Request: golang/go#41806
Reviewed-on: https://go-review.googlesource.com/c/go/+/259758
Reviewed-by: Damien Neil <dneil@google.com>
Reviewed-by: Emmanuel Odeke <emmanuel@orijtech.com>
Trust: Damien Neil <dneil@google.com>
---

diff --git a/src/net/http/request.go b/src/net/http/request.go
index 5251ebea66..aca55b1ca7 100644
--- a/src/net/http/request.go
+++ b/src/net/http/request.go
@@ -779,7 +779,8 @@ func removeZone(host string) string {
 }
 
 // ParseHTTPVersion parses an HTTP version string.
-// "HTTP/1.0" returns (1, 0, true).
+// "HTTP/1.0" returns (1, 0, true). Note that strings without
+// a minor version, such as "HTTP/2", are not valid.
 func ParseHTTPVersion(vers string) (major, minor int, ok bool) {
 	const Big = 1000000 // arbitrary upper bound
 	switch vers {