lego/vendor/github.com/exoscale/egoscale/uuid.go
2019-02-18 10:49:41 +01:00

79 lines
1.4 KiB
Go

package egoscale
import (
"encoding/json"
"fmt"
uuid "github.com/satori/go.uuid"
)
// UUID holds a UUID v4
type UUID struct {
uuid.UUID
}
// DeepCopy create a true copy of the receiver.
func (u *UUID) DeepCopy() *UUID {
if u == nil {
return nil
}
out := [uuid.Size]byte{}
copy(out[:], u.Bytes())
return &UUID{
(uuid.UUID)(out),
}
}
// DeepCopyInto copies the receiver into out.
//
// In must be non nil.
func (u *UUID) DeepCopyInto(out *UUID) {
o := [uuid.Size]byte{}
copy(o[:], u.Bytes())
out.UUID = (uuid.UUID)(o)
}
// Equal returns true if itself is equal to other.
func (u UUID) Equal(other UUID) bool {
return uuid.Equal(u.UUID, other.UUID)
}
// UnmarshalJSON unmarshals the raw JSON into the UUID.
func (u *UUID) UnmarshalJSON(b []byte) error {
var s string
if err := json.Unmarshal(b, &s); err != nil {
return err
}
new, err := ParseUUID(s)
if err == nil {
u.UUID = new.UUID
}
return err
}
// MarshalJSON converts the UUID to a string representation.
func (u UUID) MarshalJSON() ([]byte, error) {
return []byte(fmt.Sprintf("%q", u.String())), nil
}
// ParseUUID parses a string into a UUID.
func ParseUUID(s string) (*UUID, error) {
u, err := uuid.FromString(s)
if err != nil {
return nil, err
}
return &UUID{u}, nil
}
// MustParseUUID acts like ParseUUID but panic in case of a failure.
func MustParseUUID(s string) *UUID {
u, e := ParseUUID(s)
if e != nil {
panic(e)
}
return u
}