func limitByteReader(r byteReader, n int64) *limitedByteReader {
	return &limitedByteReader{limitedReader{r, n, io.ErrUnexpectedEOF}, r}
}
func limitByteReader(r byteReader, n int64) *limitedByteReader {
	return &limitedByteReader{limitedReader{r, n, io.ErrUnexpectedEOF}, r}
}
func limitByteReader ( r byteReader , n int64 ) * limitedByteReader { return & limitedByteReader { limitedReader { r , n , io . ErrUnexpectedEOF } , r } }
// limitByteReader returns a limitedByteReader that reads from r and stops with
// io.EOF after n bytes.
// If r returns an io.EOF before reading n bytes, io.ErrUnexpectedEOF is returned.
limitByteReader returns a limitedByteReader that reads from r and stops with io . EOF after n bytes . If r returns an io . EOF before reading n bytes io . ErrUnexpectedEOF is returned .