133 pub struct GzDecoder<R> {  struct
134     inner: bufread::GzDecoder<BufReader<R>>,  argument
137 impl<R: Read> GzDecoder<R> {  implementation
140     pub fn new(r: R) -> GzDecoder<R> {  in new()
141         GzDecoder {  in new()
142             inner: bufread::GzDecoder::new(BufReader::new(r)),  in new()
147 impl<R> GzDecoder<R> {  impl
172 impl<R: Read> Read for GzDecoder<R> {  implementation
179 impl<R: AsyncRead> AsyncRead for GzDecoder<R> {}  implementation
181 impl<R: Read + Write> Write for GzDecoder<R> {  implementation
192 impl<R: AsyncWrite + AsyncRead> AsyncWrite for GzDecoder<R> {  implementation