54 pub(crate) enum Encoding {  enum
68     encoding: Encoding,
80             encoding: Encoding::None,  in default()
88     pub(crate) fn request(inner: B, encoding: Encoding) -> Self {  in request()
92     pub(crate) fn response(inner: B, encoding: Encoding) -> Self {  in response()
97         Self::new_client(inner, Direction::Encode, Encoding::None)  in client_request()
101         Self::new_client(inner, Direction::Decode, Encoding::None)  in client_response()
104     fn new_client(inner: B, direction: Direction, encoding: Encoding) -> Self {  in new_client()
108                 (Direction::Encode, Encoding::Base64) => BUFFER_SIZE,  in new_client()
122     fn new(inner: B, direction: Direction, encoding: Encoding) -> Self {  in new()
126                 (Direction::Encode, Encoding::Base64) => BUFFER_SIZE,  in new()
175             Encoding::Base64 => loop {  in poll_decode()
207             Encoding::None => self  in poll_decode()
227                 if *this.encoding == Encoding::Base64 {  in poll_encode()
237                 if *this.encoding == Encoding::Base64 {  in poll_encode()
351 impl Encoding {  implementation
352     pub(crate) fn from_content_type(headers: &HeaderMap) -> Encoding {  in from_content_type()  argument
356     pub(crate) fn from_accept(headers: &HeaderMap) -> Encoding {  in from_accept()  argument
362             Encoding::Base64 => GRPC_WEB_TEXT_PROTO,  in to_content_type()
363             Encoding::None => GRPC_WEB_PROTO,  in to_content_type()
367     fn from_header(value: Option<&HeaderValue>) -> Encoding {  in from_header()  argument
369             Some(GRPC_WEB_TEXT_PROTO) | Some(GRPC_WEB_TEXT) => Encoding::Base64,  in from_header()
370             _ => Encoding::None,  in from_header()
517             (GRPC_WEB, Encoding::None),  in encoding_constructors()
518             (GRPC_WEB_PROTO, Encoding::None),  in encoding_constructors()
519             (GRPC_WEB_TEXT, Encoding::Base64),  in encoding_constructors()
520             (GRPC_WEB_TEXT_PROTO, Encoding::Base64),  in encoding_constructors()
521             ("foo", Encoding::None),  in encoding_constructors()
530             assert_eq!(Encoding::from_content_type(&headers), case.1, "{}", case.0);  in encoding_constructors()
531             assert_eq!(Encoding::from_accept(&headers), case.1, "{}", case.0);  in encoding_constructors()