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display usage when no parameter

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This commit is contained in:
Victor Vieux 2013-04-11 16:27:01 +02:00
parent e41fd24542
commit c105049f7e
1 changed files with 4 additions and 0 deletions
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4
commands.go
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@ -389,6 +389,10 @@ func (srv *Server) CmdRm(stdin io.ReadCloser, stdout io.Writer, args ...string)
if err := cmd.Parse(args); err != nil {
return nil
}
if cmd.NArg() < 1 {
cmd.Usage()
return nil
}
for _, name := range cmd.Args() {
container := srv.runtime.Get(name)
if container == nil {