From 4a9b251e378d9d7cc8768d395c360d3542fc9bc6 Mon Sep 17 00:00:00 2001
From: Leonardo Comelli <leonardo.comelli@gmail.com>
Date: Tue, 19 Mar 2019 00:51:36 -0300
Subject: [PATCH]  cmd: ignore the directory named go.mod

The existing implementation does not check in all cases whether go.mod is a regular file.

Fixes #30788
---
 src/cmd/go/testdata/script/mod_dir.txt | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)
 create mode 100644 src/cmd/go/testdata/script/mod_dir.txt

diff --git a/src/cmd/go/testdata/script/mod_dir.txt b/src/cmd/go/testdata/script/mod_dir.txt
new file mode 100644
index 0000000000..05548f6366
--- /dev/null
+++ b/src/cmd/go/testdata/script/mod_dir.txt
@@ -0,0 +1,20 @@
+# The directory named go.mod should be ignored
+
+env GO111MODULE=on
+
+cd $WORK/sub
+
+go list .
+stdout 'x/sub'
+
+mkdir go.mod
+exists go.mod
+
+go list .
+stdout 'x/sub'
+
+-- $WORK/go.mod --
+module x
+
+-- $WORK/sub/x.go --
+package x
\ No newline at end of file