Package uuid

Types

UUID

graph/uuid.go
type UUID [16]byte

Functions

NewUUID

graph/uuid.go
func NewUUID() UUID

Creates a new random-based universally unique identifier (UUID).

ToUUID

graph/uuid.go
func ToUUID(s string) (UUID, error)

Parameters:

  • s: A UUID string representation (aaaaaaaa-bbbb-cccc-dddd-eeeeeeeeeeee). It doesn’t matter if the UUID is random-based, time-based or hash-based, as long as it is in the expected format.

Returns:

  • On success, returns an equivalent UUID from the UUID string representation.

  • An error, if the UUID string representation cannot be parsed.

Example:

uuid, err := ToUUID("5e2a0a65-1b33-44fa-8ba2-947f83b16be6")
if err != nil {
    panic(err)
}
fmt.Println("Success!")

UUID.ToString

graph/uuid.go
func (u UUID) ToString() string

Convert the UUID into its string representation.

Returns:

  • A string representation of u.

Examples:

uuid := NewUUID()
fmt.Println(uuid.ToString()) // 5e2a0a65-1b33-44fa-8ba2-947f83b16be6

UUID.MarshalJSON

graph/uuid.go
func (u *UUID) MarshalJSON() ([]byte, error)

Example:

uuid := UUID.NewUUID()
b, _ := json.Marshal(uuid)
fmt.Println(string(b)) // "5e2a0a65-1b33-44fa-8ba2-947f83b16be6"

UUID.UnmarshalJSON

graph/uuid.go
func (u *UUID) UnmarshalJSON(data []byte) error

Example: