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Copy pathtoken_reader.go
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token_reader.go
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package xmlutils
import(
"encoding/xml"
)
type tokenReader struct {
start *xml.StartElement
r xml.TokenReader
}
func (t *tokenReader) Token() (xml.Token, error) {
if t.start != nil {
token := t.start
t.start = nil
return *token, nil
}
return t.r.Token()
}
// NewTokenReader добавляем xml.StartElement в набор xml.TokenReader
func NewTokenReader(
r xml.TokenReader,
start xml.StartElement,
) (
xml.TokenReader,
) {
return &tokenReader{
start: &start,
r: r,
}
}
// Используется для вызова UnmarshalXML(*xml.Decoder, xml.StartElement) c текущий Decoder
type unmarshalerWrapper struct{
data xml.Unmarshaler
}
func (w *unmarshalerWrapper) UnmarshalXML(d *Decoder, start xml.StartElement) error {
r := &tokenReader{
start: &start,
r: d,
}
decoder := xml.NewTokenDecoder(r)
_, err := decoder.Token()
if err != nil {
return err
}
return w.data.UnmarshalXML(decoder, start)
}