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remove unneeded code

This commit is contained in:
Nikolay Kim 2018-09-10 10:01:58 -07:00
parent 552d19a0eb
commit 3fe029a8ad
2 changed files with 0 additions and 555 deletions

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@ -1,553 +0,0 @@
use std::marker;
use futures::{future, future::FutureResult, Async, Future, IntoFuture, Poll};
use tower_service::Service;
use service::{AndThen, FnService, MapErr};
/// Creates new `Service` values.
///
/// Acts as a service factory. This is useful for cases where new `Service`
/// values must be produced. One case is a TCP servier listener. The listner
/// accepts new TCP streams, obtains a new `Service` value using the
/// `NewConfigurableService` trait, and uses that new `Service` value to
/// process inbound requests on that new TCP stream.
pub trait NewConfigurableService<C> {
/// Requests handled by the service
type Request;
/// Responses given by the service
type Response;
/// Errors produced by the service
type Error;
/// The `Service` value created by this factory
type Service: Service<
Request = Self::Request,
Response = Self::Response,
Error = Self::Error,
>;
/// Errors produced while building a service.
type InitError;
/// The future of the `Service` instance.
type Future: Future<Item = Self::Service, Error = Self::InitError>;
/// Create and return a new service value asynchronously.
fn new_service(&self, C) -> Self::Future;
fn and_then<F, B>(self, new_service: F) -> AndThenNewConfigurableService<Self, B, C>
where
Self: Sized,
F: IntoNewConfigurableService<B, C>,
B: NewConfigurableService<
C,
Request = Self::Response,
Error = Self::Error,
InitError = Self::InitError,
>,
{
AndThenNewConfigurableService::new(self, new_service)
}
fn map_err<F, E>(self, f: F) -> MapErrNewConfigurableService<Self, F, E, C>
where
Self: Sized,
F: Fn(Self::Error) -> E,
{
MapErrNewConfigurableService::new(self, f)
}
fn map_init_err<F, E>(self, f: F) -> MapInitErr<Self, F, E, C>
where
Self: Sized,
F: Fn(Self::InitError) -> E,
{
MapInitErr::new(self, f)
}
}
/// Trait for types that can be converted to a Service
pub trait IntoNewConfigurableService<T, C>
where
T: NewConfigurableService<C>,
{
/// Create service
fn into_new_service(self) -> T;
}
impl<T, C> IntoNewConfigurableService<T, C> for T
where
T: NewConfigurableService<C>,
{
fn into_new_service(self) -> T {
self
}
}
pub struct Fn2NewConfigurableService<F, S, Err, Fut, Cfg>
where
S: Service,
F: Fn(Cfg) -> Fut,
Fut: IntoFuture<Item = S, Error = Err>,
{
f: F,
err: marker::PhantomData<Err>,
cfg: marker::PhantomData<Cfg>,
fut: marker::PhantomData<Fut>,
s: marker::PhantomData<S>,
}
impl<F, S, Err, Fut, Cfg> Fn2NewConfigurableService<F, S, Err, Fut, Cfg>
where
S: Service,
F: Fn(Cfg) -> Fut + 'static,
Fut: IntoFuture<Item = S, Error = Err>,
{
fn new(f: F) -> Self {
Fn2NewConfigurableService {
f,
err: marker::PhantomData,
cfg: marker::PhantomData,
fut: marker::PhantomData,
s: marker::PhantomData,
}
}
}
impl<F, S, Err, Fut, Cfg>
IntoNewConfigurableService<Fn2NewConfigurableService<F, S, Err, Fut, Cfg>, Cfg> for F
where
S: Service,
F: Fn(Cfg) -> Fut + 'static,
Fut: IntoFuture<Item = S, Error = Err>,
{
fn into_new_service(self) -> Fn2NewConfigurableService<F, S, Err, Fut, Cfg> {
Fn2NewConfigurableService::new(self)
}
}
impl<F, S, Err, Fut, Cfg> Clone for Fn2NewConfigurableService<F, S, Err, Fut, Cfg>
where
S: Service,
F: Fn(Cfg) -> Fut + Clone + 'static,
Fut: IntoFuture<Item = S, Error = Err>,
{
fn clone(&self) -> Self {
Self::new(self.f.clone())
}
}
impl<F, S, Err, Fut, Cfg> NewConfigurableService<Cfg>
for Fn2NewConfigurableService<F, S, Err, Fut, Cfg>
where
S: Service,
F: Fn(Cfg) -> Fut,
Fut: IntoFuture<Item = S, Error = Err>,
{
type Request = S::Request;
type Response = S::Response;
type Error = S::Error;
type Service = S;
type InitError = Err;
type Future = Fut::Future;
fn new_service(&self, cfg: Cfg) -> Self::Future {
(self.f)(cfg).into_future()
}
}
pub struct FnNewConfigurableService<F, Req, Resp, Err, IErr, Fut, Cfg>
where
F: Fn(Req) -> Fut,
Fut: IntoFuture<Item = Resp, Error = Err>,
{
f: F,
req: marker::PhantomData<Req>,
resp: marker::PhantomData<Resp>,
err: marker::PhantomData<Err>,
ierr: marker::PhantomData<IErr>,
cfg: marker::PhantomData<Cfg>,
}
impl<F, Req, Resp, Err, IErr, Fut, Cfg>
FnNewConfigurableService<F, Req, Resp, Err, IErr, Fut, Cfg>
where
F: Fn(Req) -> Fut + Clone,
Fut: IntoFuture<Item = Resp, Error = Err>,
{
fn new(f: F) -> Self {
FnNewConfigurableService {
f,
req: marker::PhantomData,
resp: marker::PhantomData,
err: marker::PhantomData,
ierr: marker::PhantomData,
cfg: marker::PhantomData,
}
}
}
impl<F, Req, Resp, Err, IErr, Fut, Cfg> NewConfigurableService<Cfg>
for FnNewConfigurableService<F, Req, Resp, Err, IErr, Fut, Cfg>
where
F: Fn(Req) -> Fut + Clone,
Fut: IntoFuture<Item = Resp, Error = Err>,
{
type Request = Req;
type Response = Resp;
type Error = Err;
type Service = FnService<F, Req, Resp, Err, Fut>;
type InitError = IErr;
type Future = FutureResult<Self::Service, Self::InitError>;
fn new_service(&self, _: Cfg) -> Self::Future {
future::ok(FnService::new(self.f.clone()))
}
}
impl<F, Req, Resp, Err, IErr, Fut, Cfg>
IntoNewConfigurableService<FnNewConfigurableService<F, Req, Resp, Err, IErr, Fut, Cfg>, Cfg>
for F
where
F: Fn(Req) -> Fut + Clone + 'static,
Fut: IntoFuture<Item = Resp, Error = Err>,
{
fn into_new_service(self) -> FnNewConfigurableService<F, Req, Resp, Err, IErr, Fut, Cfg> {
FnNewConfigurableService::new(self)
}
}
impl<F, Req, Resp, Err, IErr, Fut, Cfg> Clone
for FnNewConfigurableService<F, Req, Resp, Err, IErr, Fut, Cfg>
where
F: Fn(Req) -> Fut + Clone,
Fut: IntoFuture<Item = Resp, Error = Err>,
{
fn clone(&self) -> Self {
Self::new(self.f.clone())
}
}
/// `AndThenNewConfigurableService` new service combinator
pub struct AndThenNewConfigurableService<A, B, C>
where
A: NewConfigurableService<C>,
B: NewConfigurableService<C>,
{
a: A,
b: B,
c: marker::PhantomData<C>,
}
impl<A, B, C> AndThenNewConfigurableService<A, B, C>
where
A: NewConfigurableService<C>,
B: NewConfigurableService<C>,
{
/// Create new `AndThen` combinator
pub fn new<F: IntoNewConfigurableService<B, C>>(a: A, f: F) -> Self {
Self {
a,
b: f.into_new_service(),
c: marker::PhantomData,
}
}
}
impl<A, B, C> NewConfigurableService<C> for AndThenNewConfigurableService<A, B, C>
where
A: NewConfigurableService<C>,
B: NewConfigurableService<
C,
Request = A::Response,
Error = A::Error,
InitError = A::InitError,
>,
C: Clone,
{
type Request = A::Request;
type Response = B::Response;
type Error = A::Error;
type Service = AndThen<A::Service, B::Service>;
type InitError = A::InitError;
type Future = AndThenNewConfigurableServiceFuture<A, B, C>;
fn new_service(&self, cfg: C) -> Self::Future {
AndThenNewConfigurableServiceFuture::new(
self.a.new_service(cfg.clone()),
self.b.new_service(cfg),
)
}
}
impl<A, B, C> Clone for AndThenNewConfigurableService<A, B, C>
where
A: NewConfigurableService<C> + Clone,
B: NewConfigurableService<
C,
Request = A::Response,
Error = A::Error,
InitError = A::InitError,
> + Clone,
{
fn clone(&self) -> Self {
Self {
a: self.a.clone(),
b: self.b.clone(),
c: marker::PhantomData,
}
}
}
pub struct AndThenNewConfigurableServiceFuture<A, B, C>
where
A: NewConfigurableService<C>,
B: NewConfigurableService<C>,
{
fut_b: B::Future,
fut_a: A::Future,
a: Option<A::Service>,
b: Option<B::Service>,
c: marker::PhantomData<C>,
}
impl<A, B, C> AndThenNewConfigurableServiceFuture<A, B, C>
where
A: NewConfigurableService<C>,
B: NewConfigurableService<C>,
{
fn new(fut_a: A::Future, fut_b: B::Future) -> Self {
AndThenNewConfigurableServiceFuture {
fut_a,
fut_b,
a: None,
b: None,
c: marker::PhantomData,
}
}
}
impl<A, B, C> Future for AndThenNewConfigurableServiceFuture<A, B, C>
where
A: NewConfigurableService<C>,
B: NewConfigurableService<
C,
Request = A::Response,
Error = A::Error,
InitError = A::InitError,
>,
{
type Item = AndThen<A::Service, B::Service>;
type Error = A::InitError;
fn poll(&mut self) -> Poll<Self::Item, Self::Error> {
if let Async::Ready(service) = self.fut_a.poll()? {
self.a = Some(service);
}
if let Async::Ready(service) = self.fut_b.poll()? {
self.b = Some(service);
}
if self.a.is_some() && self.b.is_some() {
Ok(Async::Ready(AndThen::new(
self.a.take().unwrap(),
self.b.take().unwrap(),
)))
} else {
Ok(Async::NotReady)
}
}
}
/// `MapErrNewService` new service combinator
pub struct MapErrNewConfigurableService<A, F, E, C>
where
A: NewConfigurableService<C>,
{
a: A,
f: F,
e: marker::PhantomData<E>,
c: marker::PhantomData<C>,
}
impl<A, F, E, C> MapErrNewConfigurableService<A, F, E, C>
where
A: NewConfigurableService<C>,
F: Fn(A::Error) -> E,
{
/// Create new `MapErr` new service instance
pub fn new(a: A, f: F) -> Self {
Self {
a,
f,
e: marker::PhantomData,
c: marker::PhantomData,
}
}
}
impl<A, F, E, C> Clone for MapErrNewConfigurableService<A, F, E, C>
where
A: NewConfigurableService<C> + Clone,
F: Fn(A::Error) -> E + Clone,
{
fn clone(&self) -> Self {
Self {
a: self.a.clone(),
f: self.f.clone(),
e: marker::PhantomData,
c: marker::PhantomData,
}
}
}
impl<A, F, E, C> NewConfigurableService<C> for MapErrNewConfigurableService<A, F, E, C>
where
A: NewConfigurableService<C> + Clone,
F: Fn(A::Error) -> E + Clone,
{
type Request = A::Request;
type Response = A::Response;
type Error = E;
type Service = MapErr<A::Service, F, E>;
type InitError = A::InitError;
type Future = MapErrNewConfigurableServiceFuture<A, F, E, C>;
fn new_service(&self, cfg: C) -> Self::Future {
MapErrNewConfigurableServiceFuture::new(self.a.new_service(cfg), self.f.clone())
}
}
pub struct MapErrNewConfigurableServiceFuture<A, F, E, C>
where
A: NewConfigurableService<C>,
F: Fn(A::Error) -> E,
{
fut: A::Future,
f: F,
}
impl<A, F, E, C> MapErrNewConfigurableServiceFuture<A, F, E, C>
where
A: NewConfigurableService<C>,
F: Fn(A::Error) -> E,
{
fn new(fut: A::Future, f: F) -> Self {
MapErrNewConfigurableServiceFuture { f, fut }
}
}
impl<A, F, E, C> Future for MapErrNewConfigurableServiceFuture<A, F, E, C>
where
A: NewConfigurableService<C>,
F: Fn(A::Error) -> E + Clone,
{
type Item = MapErr<A::Service, F, E>;
type Error = A::InitError;
fn poll(&mut self) -> Poll<Self::Item, Self::Error> {
if let Async::Ready(service) = self.fut.poll()? {
Ok(Async::Ready(MapErr::new(service, self.f.clone())))
} else {
Ok(Async::NotReady)
}
}
}
/// `MapInitErr` service combinator
pub struct MapInitErr<A, F, E, C>
where
A: NewConfigurableService<C>,
{
a: A,
f: F,
e: marker::PhantomData<E>,
c: marker::PhantomData<C>,
}
impl<A, F, E, C> MapInitErr<A, F, E, C>
where
A: NewConfigurableService<C>,
F: Fn(A::InitError) -> E,
{
/// Create new `MapInitErr` combinator
pub fn new(a: A, f: F) -> Self {
Self {
a,
f,
e: marker::PhantomData,
c: marker::PhantomData,
}
}
}
impl<A, F, E, C> Clone for MapInitErr<A, F, E, C>
where
A: NewConfigurableService<C> + Clone,
F: Fn(A::InitError) -> E + Clone,
{
fn clone(&self) -> Self {
Self {
a: self.a.clone(),
f: self.f.clone(),
e: marker::PhantomData,
c: marker::PhantomData,
}
}
}
impl<A, F, E, C> NewConfigurableService<C> for MapInitErr<A, F, E, C>
where
A: NewConfigurableService<C>,
F: Fn(A::InitError) -> E + Clone,
{
type Request = A::Request;
type Response = A::Response;
type Error = A::Error;
type Service = A::Service;
type InitError = E;
type Future = MapInitErrFuture<A, F, E, C>;
fn new_service(&self, cfg: C) -> Self::Future {
MapInitErrFuture::new(self.a.new_service(cfg), self.f.clone())
}
}
pub struct MapInitErrFuture<A, F, E, C>
where
A: NewConfigurableService<C>,
F: Fn(A::InitError) -> E,
{
f: F,
fut: A::Future,
}
impl<A, F, E, C> MapInitErrFuture<A, F, E, C>
where
A: NewConfigurableService<C>,
F: Fn(A::InitError) -> E,
{
fn new(fut: A::Future, f: F) -> Self {
MapInitErrFuture { f, fut }
}
}
impl<A, F, E, C> Future for MapInitErrFuture<A, F, E, C>
where
A: NewConfigurableService<C>,
F: Fn(A::InitError) -> E,
{
type Item = A::Service;
type Error = E;
fn poll(&mut self) -> Poll<Self::Item, Self::Error> {
self.fut.poll().map_err(&self.f)
}
}

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@ -62,7 +62,6 @@ use actix::Message;
pub use tower_service::{NewService, Service};
pub(crate) mod accept;
pub mod configurable;
pub mod connector;
pub mod server;
mod server_service;
@ -71,7 +70,6 @@ pub mod ssl;
pub mod stream;
mod worker;
pub use configurable::{IntoNewConfigurableService, NewConfigurableService};
pub use server::Server;
pub use service::{IntoNewService, IntoService, NewServiceExt, ServiceExt};