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Code Issues Releases Wiki Activity

make AnyBody generic on Body type (#2448)

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This commit is contained in:
Rob Ede
2021-11-16 21:41:35 +00:00
committed by GitHub
parent 13cf5a9e44
commit d8cbb879dd
18 changed files with 283 additions and 210 deletions
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39
actix-http/src/encoding/encoder.rs
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@ -24,7 +24,7 @@ use flate2::write::{GzEncoder, ZlibEncoder};
use zstd::stream::write::Encoder as ZstdEncoder;
use crate::{
body::{Body, BodySize, BoxAnyBody, MessageBody, ResponseBody},
body::{AnyBody, BodySize, MessageBody},
http::{
header::{ContentEncoding, CONTENT_ENCODING},
HeaderValue, StatusCode,
@ -50,8 +50,8 @@ impl<B: MessageBody> Encoder<B> {
pub fn response(
encoding: ContentEncoding,
head: &mut ResponseHead,
body: ResponseBody<B>,
) -> ResponseBody<Encoder<B>> {
body: AnyBody<B>,
) -> AnyBody<Encoder<B>> {
let can_encode = !(head.headers().contains_key(&CONTENT_ENCODING)
|| head.status == StatusCode::SWITCHING_PROTOCOLS
|| head.status == StatusCode::NO_CONTENT
@ -59,18 +59,15 @@ impl<B: MessageBody> Encoder<B> {
|| encoding == ContentEncoding::Auto);
let body = match body {
ResponseBody::Other(b) => match b {
Body::None => return ResponseBody::Other(Body::None),
Body::Bytes(buf) => {
if can_encode {
EncoderBody::Bytes(buf)
} else {
return ResponseBody::Other(Body::Bytes(buf));
}
AnyBody::None => return AnyBody::None,
AnyBody::Bytes(buf) => {
if can_encode {
EncoderBody::Bytes(buf)
} else {
return AnyBody::Bytes(buf);
}
Body::Stream(stream) => EncoderBody::BoxedStream(stream),
},
ResponseBody::Body(stream) => EncoderBody::Stream(stream),
}
AnyBody::Body(body) => EncoderBody::Stream(body),
};
if can_encode {
@ -78,7 +75,8 @@ impl<B: MessageBody> Encoder<B> {
if let Some(enc) = ContentEncoder::encoder(encoding) {
update_head(encoding, head);
head.no_chunking(false);
return ResponseBody::Body(Encoder {
return AnyBody::Body(Encoder {
body,
eof: false,
fut: None,
@ -87,7 +85,7 @@ impl<B: MessageBody> Encoder<B> {
}
}
ResponseBody::Body(Encoder {
AnyBody::Body(Encoder {
body,
eof: false,
fut: None,
@ -100,7 +98,6 @@ impl<B: MessageBody> Encoder<B> {
enum EncoderBody<B> {
Bytes(Bytes),
Stream(#[pin] B),
BoxedStream(BoxAnyBody),
}
impl<B> MessageBody for EncoderBody<B>
@ -113,7 +110,6 @@ where
match self {
EncoderBody::Bytes(ref b) => b.size(),
EncoderBody::Stream(ref b) => b.size(),
EncoderBody::BoxedStream(ref b) => b.size(),
}
}
@ -130,9 +126,6 @@ where
}
}
EncoderBodyProj::Stream(b) => b.poll_next(cx).map_err(EncoderError::Body),
EncoderBodyProj::BoxedStream(ref mut b) => {
b.as_pin_mut().poll_next(cx).map_err(EncoderError::Boxed)
}
}
}
}
@ -348,9 +341,6 @@ pub enum EncoderError<E> {
#[display(fmt = "body")]
Body(E),
#[display(fmt = "boxed")]
Boxed(Box<dyn StdError>),
#[display(fmt = "blocking")]
Blocking(BlockingError),
@ -362,7 +352,6 @@ impl<E: StdError + 'static> StdError for EncoderError<E> {
fn source(&self) -> Option<&(dyn StdError + 'static)> {
match self {
EncoderError::Body(err) => Some(err),
EncoderError::Boxed(err) => Some(&**err),
EncoderError::Blocking(err) => Some(err),
EncoderError::Io(err) => Some(err),
}