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// Copyright 2014 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"
func (u UUID) MarshalJSON() ([]byte, error) {
if len(u) != 16 {
return []byte(`""`), nil
}
var js [38]byte
js[0] = '"'
encodeHex(js[1:], u)
js[37] = '"'
return js[:], nil
}
func (u *UUID) UnmarshalJSON(data []byte) error {
if string(data) == `""` {
return nil
}
if data[0] != '"' {
return errors.New("invalid UUID format")
}
data = data[1 : len(data)-1]
uu := Parse(string(data))
if uu == nil {
return errors.New("invalid UUID format")
}
*u = uu
return nil
}
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