code-generation-example.go

func (obj *ScopedPrice) UnmarshalJSON(data []byte) error {
    type Alias ScopedPrice
    if err := json.Unmarshal(data, (*Alias)(obj)); err != nil {
        return err
    }
    if obj.Value != nil {
        obj.Value = mapDiscriminatorTypedMoney(obj.Value)
    }
    return nil
}
func mapDiscriminatorTypedMoney(input interface{}) TypedMoney {
    discriminator := input.(map[string]interface{})["type"].(string)
    switch discriminator {
    case "centPrecision":
        new := CentPrecisionMoney{}
        mapstructure.Decode(input, &new)
        return new
    }
    return nil
}
// Insert the type = centPrecision value in the generated JSON
func (obj CentPrecisionMoney) MarshalJSON() ([]byte, error) {
    type Alias CentPrecisionMoney
    return json.Marshal(struct {
        Type string `json:"type"`
        *Alias
    }{
        Type: "centPrecision", 
        Alias: (*Alias)(&obj)
    })
}