From 9c4d9fa40cc447871901f49fb8d6d76f3dfc3ec3 Mon Sep 17 00:00:00 2001
From: HowJMay <yuanyanghau@gmail.com>
Date: Tue, 21 Sep 2021 23:55:26 +0800
Subject: [PATCH] x/mod/module: accept trailing slash in MatchPrefixPattern

Trailing slash of glob is not accepted in MatchPrefixPattern.

close #48513
---
 src/cmd/vendor/golang.org/x/mod/module/module.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/cmd/vendor/golang.org/x/mod/module/module.go b/src/cmd/vendor/golang.org/x/mod/module/module.go
index 89bd3ede277..dd14dc771ce 100644
--- a/src/cmd/vendor/golang.org/x/mod/module/module.go
+++ b/src/cmd/vendor/golang.org/x/mod/module/module.go
@@ -811,6 +811,10 @@ func MatchPrefixPatterns(globs, target string) bool {
 			continue
 		}
 
+		// Remove the trailing slash in glob
+		if glob[len(glob)-1] == '/' {
+			glob = glob[:len(glob)-1]
+		}
 		// A glob with N+1 path elements (N slashes) needs to be matched
 		// against the first N+1 path elements of target,
 		// which end just before the N+1'th slash.