cmd/go: clarify stderr behavior for 'go help mod download'

Fixes #36297 Change-Id: I2623e9ee386644eddfa9a348ba368c5f1a81f893 Reviewed-on: https://go-review.googlesource.com/c/go/+/213134 Run-TryBot: Jay Conrod <jayconrod@google.com> TryBot-Result: Gobot Gobot <gobot@golang.org> Reviewed-by: Michael Matloob <matloob@golang.org>
golang · Jan 3, 2020 · 6bcddae · 6bcddae
1 parent 9c3869d
commit 6bcddae
Show file tree

Hide file tree

Showing 2 changed files with 6 additions and 2 deletions.
diff --git a/src/cmd/go/alldocs.go b/src/cmd/go/alldocs.go
diff --git a/src/cmd/go/internal/modcmd/download.go b/src/cmd/go/internal/modcmd/download.go
@@ -30,7 +30,9 @@ The go command will automatically download modules as needed during ordinary
 execution. The "go mod download" command is useful mainly for pre-filling
 the local cache or to compute the answers for a Go module proxy.
 
-By default, download reports errors to standard error but is otherwise silent.
+By default, download writes nothing to standard output. It may print progress
+messages and errors to standard error.
+
 The -json flag causes download to print a sequence of JSON objects
 to standard output, describing each downloaded module (or failure),
 corresponding to this Go struct: