prometheus-adapter/vendor/github.com/pborman/uuid/marshal.go
Solly Ross a293b2bf94 Check in the vendor directory
Travis seems to be having issues pulling deps, so we'll have to check in
the vendor directory and prevent the makefile from trying to regenerate
it normally.
2018-07-13 17:32:49 -04:00

83 lines
1.8 KiB
Go

// Copyright 2016 Google Inc. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package uuid
import (
"errors"
"fmt"
)
// MarshalText implements encoding.TextMarshaler.
func (u UUID) MarshalText() ([]byte, error) {
if len(u) != 16 {
return nil, nil
}
var js [36]byte
encodeHex(js[:], u)
return js[:], nil
}
// UnmarshalText implements encoding.TextUnmarshaler.
func (u *UUID) UnmarshalText(data []byte) error {
if len(data) == 0 {
return nil
}
id := Parse(string(data))
if id == nil {
return errors.New("invalid UUID")
}
*u = id
return nil
}
// MarshalBinary implements encoding.BinaryMarshaler.
func (u UUID) MarshalBinary() ([]byte, error) {
return u[:], nil
}
// UnmarshalBinary implements encoding.BinaryUnmarshaler.
func (u *UUID) UnmarshalBinary(data []byte) error {
if len(data) == 0 {
return nil
}
if len(data) != 16 {
return fmt.Errorf("invalid UUID (got %d bytes)", len(data))
}
var id [16]byte
copy(id[:], data)
*u = id[:]
return nil
}
// MarshalText implements encoding.TextMarshaler.
func (u Array) MarshalText() ([]byte, error) {
var js [36]byte
encodeHex(js[:], u[:])
return js[:], nil
}
// UnmarshalText implements encoding.TextUnmarshaler.
func (u *Array) UnmarshalText(data []byte) error {
id := Parse(string(data))
if id == nil {
return errors.New("invalid UUID")
}
*u = id.Array()
return nil
}
// MarshalBinary implements encoding.BinaryMarshaler.
func (u Array) MarshalBinary() ([]byte, error) {
return u[:], nil
}
// UnmarshalBinary implements encoding.BinaryUnmarshaler.
func (u *Array) UnmarshalBinary(data []byte) error {
if len(data) != 16 {
return fmt.Errorf("invalid UUID (got %d bytes)", len(data))
}
copy(u[:], data)
return nil
}