INNER CODE UNIT · Go

set

jinzhu/copier · copier.go:575

func set(to, from reflect.Value, deepCopy bool, converters map[converterPair]TypeConverter) (bool, error) {
	if !from.IsValid() {
		return true, nil
	}
	if ok, err := lookupAndCopyWithConverter(to, from, converters); err != nil {
		return false, err
	} else if ok {
		return true, nil
	}

	if to.Kind() == reflect.Ptr {
		// set `to` to nil if from is nil
		if from.Kind() == reflect.Ptr && from.IsNil() {
			to.Set(reflect.Zero(to.Type()))
			return true, nil
		} else if to.IsNil() {
			// `from`         -> `to`
			// sql.NullString -> *string

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