commands: driver management command stubs

Signed-off-by: Tonis Tiigi <tonistiigi@gmail.com>

commands/use.go

@@ -0,0 +1,41 @@
+package commands
+
+import (
+	"fmt"
+
+	"github.com/docker/cli/cli"
+	"github.com/docker/cli/cli/command"
+	"github.com/spf13/cobra"
+)
+
+type useOptions struct {
+	isGlobal  bool
+	isDefault bool
+}
+
+func runUse(dockerCli command.Cli, in useOptions) error {
+	fmt.Printf("%+v\n", in)
+	return nil
+}
+
+func useCmd(dockerCli command.Cli) *cobra.Command {
+	var options useOptions
+
+	cmd := &cobra.Command{
+		Use:   "use [OPTIONS] NAME",
+		Short: "Set the current builder instance",
+		Args:  cli.ExactArgs(1),
+		RunE: func(cmd *cobra.Command, args []string) error {
+			return runUse(dockerCli, options)
+		},
+	}
+
+	flags := cmd.Flags()
+
+	flags.BoolVar(&options.isGlobal, "global", false, "Builder persists context changes")
+	flags.BoolVar(&options.isDefault, "default", false, "Set builder as default for current context")
+
+	_ = flags
+
+	return cmd
+}