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package ice
import (
"fmt"
)
// Role represents ICE agent role, which can be controlling or controlled.
type Role byte
// Possible ICE agent roles.
const (
Controlling Role = iota
Controlled
)
// UnmarshalText implements TextUnmarshaler.
func (r *Role) UnmarshalText(text []byte) error {
switch string(text) {
case "controlling":
*r = Controlling
case "controlled":
*r = Controlled
default:
return fmt.Errorf("%w %q", errUnknownRole, text)
}
return nil
}
// MarshalText implements TextMarshaler.
func (r Role) MarshalText() (text []byte, err error) {
return []byte(r.String()), nil
}
func (r Role) String() string {
switch r {
case Controlling:
return "controlling"
case Controlled:
return "controlled"
default:
return "unknown"
}
}
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