Function visitAll

cmd/docker/docker.go:282–289

visitAll traverses all commands from the root.

(root *cobra.Command, fns ...func(*cobra.Command))

// visitAll traverses all commands from the root.
func visitAll(root *cobra.Command, fns ...func(*cobra.Command)) {
	for _, cmd := range root.Commands() {
		visitAll(cmd, fns...)
	}
	for _, fn := range fns {
		fn(root)
	}
}

// The Args is handled by ValidateArgs in cobra, which does not allows a pre-hook.
// As a result, here we replace the existing Args validation func to a wrapper,