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add stream and sink proxy macros

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Oliver Gould
2017-07-24 16:40:29 +00:00
parent 9e4464e385
commit 9a95fc5eef
6 changed files with 51 additions and 130 deletions
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42
src/proto/mod.rs
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@@ -19,6 +19,48 @@ mod control_settings;
#[macro_use]
mod control_streams;
macro_rules! proxy_stream {
($struct:ident $(, $targs:ident)*) => (
impl<T: Stream$(, $targs)*> Stream for $struct<T$(, $targs)*> {
type Item = T::Item;
type Error = T::Error;
fn poll(&mut self) -> Poll<Option<T::Item>, T::Error> {
self.inner.poll()
}
}
)
}
macro_rules! proxy_sink {
($struct:ident $(, $targs:ident)*) => (
impl<T, U$(, $targs)*> Sink for $struct<T$(, $targs)*>
where T: Sink<SinkItem = frame::Frame<U>, SinkError = ConnectionError>
{
type SinkItem = frame::Frame<U>;
type SinkError = ConnectionError;
fn start_send(&mut self, it: T::SinkItem) -> StartSend<T::SinkItem, T::SinkError> {
self.inner.start_send(it)
}
fn poll_complete(&mut self) -> Poll<(), T::SinkError> {
self.inner.poll_complete()
}
}
)
}
macro_rules! proxy_ready_sink {
($struct:ident $(, $targs:ident)*$(; $constraint:ident)*) => (
impl<T, U$(, $targs)*> ReadySink for $struct<T$(, $targs)*>
where T: Sink<SinkItem = Frame<U>, SinkError = ConnectionError>,
T: ReadySink $(+ $constraint)*
{
fn poll_ready(&mut self) -> Poll<(), T::SinkError> {
self.inner.poll_ready()
}
}
)
}
use self::apply_settings::ApplySettings;
use self::control_flow::ControlFlow;
use self::control_ping::ControlPing;