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| package duration
|
| import (
| "encoding/json"
| "fmt"
| "time"
| )
|
| type Duration int64
|
| func (d *Duration) MarshalJSON() ([]byte, error) {
| dr := time.Duration(*d)
| return json.Marshal(dr.String())
| }
|
| func (d *Duration) UnmarshalJSON(b []byte) error {
| var v interface{}
| if err := json.Unmarshal(b, &v); err != nil {
| return err
| }
| switch value := v.(type) {
| case string:
| var err error
| dr, err := time.ParseDuration(value)
| if err != nil {
| return err
| }
| *d = Duration(dr)
| return nil
| default:
| return fmt.Errorf("invalid duration: %v", v)
| }
| }
|
|
