DockerCLI/opts/ip.go

29 lines
461 B
Go

package opts
import (
"net"
)
type IpOpt struct {
*net.IP
}
func NewIpOpt(ref *net.IP, defaultVal string) *IpOpt {
o := &IpOpt{
IP: ref,
}
o.Set(defaultVal)
return o
}
func (o *IpOpt) Set(val string) error {
// FIXME: return a parse error if the value is not a valid IP?
// We are not changing this now to preserve behavior while refactoring.
(*o.IP) = net.ParseIP(val)
return nil
}
func (o *IpOpt) String() string {
return (*o.IP).String()
}