33 lines
505 B
Go
33 lines
505 B
Go
package models
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import (
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"database/sql"
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"encoding/json"
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"emperror.dev/errors"
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)
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type JsonNullString struct {
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sql.NullString
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}
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func (v JsonNullString) MarshalJSON() ([]byte, error) {
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if v.Valid {
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return json.Marshal(v.String)
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} else {
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return json.Marshal(nil)
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}
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}
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func (v *JsonNullString) UnmarshalJSON(data []byte) error {
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var s *string
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if err := json.Unmarshal(data, &s); err != nil {
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return errors.WithStack(err)
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}
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if s != nil {
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v.String = *s
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}
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v.Valid = s != nil
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return nil
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}
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