cmd/go: make use of Runnable method

Reported via unsupported Github pull request: #9299

Change-Id: I0e98dd68cbc68fcc6bcec15c5b33f20b6a861ec6
Reviewed-on: https://go-review.googlesource.com/3025
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>

diff --git a/src/cmd/go/main.go b/src/cmd/go/main.go
index 9bf227925bf7390517bd50a148ee8d5e27a8b849..f3dfc8824f979cdae5d3c4ea9ebce28f70b0aa7f 100644 (file)
--- a/src/cmd/go/main.go
+++ b/src/cmd/go/main.go
@@ -153,7 +153,7 @@ func main() {
        }
 
        for _, cmd := range commands {
-               if cmd.Name() == args[0] && cmd.Run != nil {
+               if cmd.Name() == args[0] && cmd.Runnable() {
                        cmd.Flag.Usage = func() { cmd.Usage() }
                        if cmd.CustomFlags {
                                args = args[1:]