37 lines
631 B
Go
37 lines
631 B
Go
package common
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import (
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"database/sql/driver"
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"encoding/json"
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"errors"
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)
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type JSONMap map[string]interface{}
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func (m JSONMap) Value() (driver.Value, error) {
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if m == nil {
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return nil, nil
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}
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return json.Marshal(m)
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}
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func (m *JSONMap) Scan(value interface{}) error {
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if value == nil {
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*m = make(map[string]interface{})
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return nil
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}
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var err error
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switch value.(type) {
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case []byte:
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err = json.Unmarshal(value.([]byte), m)
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case string:
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err = json.Unmarshal([]byte(value.(string)), m)
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default:
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err = errors.New("basetypes.JSONMap.Scan: invalid value type")
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}
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if err != nil {
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return err
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}
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return nil
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}
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