// See the License for the specific language governing permissions and
// limitations under the License.

package config

import (
	"fmt"
	"io"
	"sort"
	"text/tabwriter"

	"github.com/spf13/cobra"
	"github.com/spf13/viper"

	"istio.io/istio/istioctl/pkg/root"
	"istio.io/istio/pkg/config/constants"
	"istio.io/istio/pkg/env"
)

// settableFlags are the flags used to istioctl