feat(server): Make the server code an optional feature (#2334)

cc #2223 

BREAKING CHANGE: The HTTP server code is now an optional feature. To
  enable the server, add `features = ["server"]` to the dependency in
  your `Cargo.toml`.
This commit is contained in:
Sean McArthur
2020-11-18 11:02:20 -08:00
committed by GitHub
parent 4e55583d30
commit bdb5e5d694
18 changed files with 185 additions and 102 deletions

View File

@@ -3,17 +3,23 @@ use std::future::Future;
use std::pin::Pin;
use std::sync::Arc;
#[cfg(feature = "server")]
use crate::body::{Body, HttpBody};
#[cfg(feature = "http2")]
#[cfg(feature = "server")]
use crate::proto::h2::server::H2Stream;
use crate::rt::Executor;
#[cfg(feature = "server")]
use crate::server::conn::spawn_all::{NewSvcTask, Watcher};
#[cfg(feature = "server")]
use crate::service::HttpService;
#[cfg(feature = "server")]
pub trait ConnStreamExec<F, B: HttpBody>: Clone {
fn execute_h2stream(&mut self, fut: H2Stream<F, B>);
}
#[cfg(feature = "server")]
pub trait NewSvcExec<I, N, S: HttpService<Body>, E, W: Watcher<I, S, E>>: Clone {
fn execute_new_svc(&mut self, fut: NewSvcTask<I, N, S, E, W>);
}
@@ -60,6 +66,7 @@ impl fmt::Debug for Exec {
}
}
#[cfg(feature = "server")]
impl<F, B> ConnStreamExec<F, B> for Exec
where
H2Stream<F, B>: Future<Output = ()> + Send + 'static,
@@ -70,6 +77,7 @@ where
}
}
#[cfg(feature = "server")]
impl<I, N, S, E, W> NewSvcExec<I, N, S, E, W> for Exec
where
NewSvcTask<I, N, S, E, W>: Future<Output = ()> + Send + 'static,
@@ -83,6 +91,7 @@ where
// ==== impl Executor =====
#[cfg(feature = "server")]
impl<E, F, B> ConnStreamExec<F, B> for E
where
E: Executor<H2Stream<F, B>> + Clone,
@@ -94,6 +103,7 @@ where
}
}
#[cfg(feature = "server")]
impl<I, N, S, E, W> NewSvcExec<I, N, S, E, W> for E
where
E: Executor<NewSvcTask<I, N, S, E, W>> + Clone,
@@ -119,7 +129,7 @@ pub struct H2Stream<F, B>(std::marker::PhantomData<(F, B)>);
impl<F, B, E> Future for H2Stream<F, B>
where
F: Future<Output = Result<http::Response<B>, E>>,
B: HttpBody,
B: crate::body::HttpBody,
B::Error: Into<Box<dyn std::error::Error + Send + Sync>>,
E: Into<Box<dyn std::error::Error + Send + Sync>>,
{