From: Francisco Souza <franciscossouza@gmail.com>
Date: Mon, 12 Mar 2012 22:08:04 +0000 (+1100)
Subject: godoc: fix codewalk handler
X-Git-Tag: weekly.2012-03-13~23
X-Git-Url: http://www.git.cypherpunks.su/?a=commitdiff_plain;h=bb6e685b7b7cc2a9ba7f81b98fa29bfdbf5cff7b;p=gostls13.git

godoc: fix codewalk handler

For URLs ending with /, the handler did not work, trying to append
".xml" to the path.

For instance, the "Share Memory by Communicating" returned the
following error:

        open /Users/francisco.souza/lib/go/doc/codewalk/sharemem/.xml: no such file or directory

R=adg, minux.ma
CC=golang-dev
https://golang.org/cl/5797065
---

diff --git a/src/cmd/godoc/codewalk.go b/src/cmd/godoc/codewalk.go
index 2804ebbe5d..3e38162a48 100644
--- a/src/cmd/godoc/codewalk.go
+++ b/src/cmd/godoc/codewalk.go
@@ -53,7 +53,9 @@ func codewalk(w http.ResponseWriter, r *http.Request) {
 	}
 
 	// Otherwise append .xml and hope to find
-	// a codewalk description.
+	// a codewalk description, but before trim
+	// the trailing /.
+	abspath = strings.TrimRight(abspath, "/")
 	cw, err := loadCodewalk(abspath + ".xml")
 	if err != nil {
 		log.Print(err)