traefik/pkg/cli/loader_flag.go
2020-08-17 18:04:03 +02:00

27 lines
633 B
Go

package cli
import (
"fmt"
"github.com/containous/traefik/v2/pkg/log"
"github.com/traefik/paerser/cli"
"github.com/traefik/paerser/flag"
)
// FlagLoader loads configuration from flags.
type FlagLoader struct{}
// Load loads the command's configuration from flag arguments.
func (*FlagLoader) Load(args []string, cmd *cli.Command) (bool, error) {
if len(args) == 0 {
return false, nil
}
if err := flag.Decode(args, cmd.Configuration); err != nil {
return false, fmt.Errorf("failed to decode configuration from flags: %w", err)
}
log.WithoutContext().Println("Configuration loaded from flags.")
return true, nil
}