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jsonstringarray.go
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/
jsonstringarray.go
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package jsonutils
import (
"database/sql/driver"
"encoding/json"
"github.com/jmoiron/sqlx/types"
)
// JSONStringArray is a wrapper around a string array for sql serialization purposes
type JSONStringArray []string
// Scan the src sql type into the passed JSONStringArray
func (arr *JSONStringArray) Scan(src interface{}) error {
var jt types.JSONText
if err := jt.Scan(src); err != nil {
return err
}
if err := jt.Unmarshal(arr); err != nil {
return err
}
return nil
}
// Value the driver.Value representation
func (arr *JSONStringArray) Value() (driver.Value, error) {
var jt types.JSONText
data, err := json.Marshal((*[]string)(arr))
if err != nil {
return nil, err
}
if err := jt.UnmarshalJSON(data); err != nil {
return nil, err
}
return jt.Value()
}
// MarshalJSON returns the JSON representation
func (arr *JSONStringArray) MarshalJSON() ([]byte, error) {
return json.Marshal((*[]string)(arr))
}
// UnmarshalJSON sets the passed JSONStringArray to the value deserialized from JSON
func (arr *JSONStringArray) UnmarshalJSON(data []byte) error {
if err := json.Unmarshal(data, (*[]string)(arr)); err != nil {
return err
}
return nil
}