Files
pezkuwi-subxt/polkadot/node/overseer/overseer-gen/tests/ui/ok-01-wip.rs
T
Vsevolod Stakhov 84f55cc8d5 Create a more rigid overseer builder pattern that fails at compile time (#4753)
Introduces `Missing<Field>` and `Init<Field>` states, that are used in place of builder generics, and make this possible.
2022-02-09 17:01:16 +01:00

76 lines
1.8 KiB
Rust

#![allow(dead_code)]
use polkadot_overseer_gen::*;
#[derive(Default)]
struct AwesomeSubSysA;
impl ::polkadot_overseer_gen::Subsystem<OverseerSubsystemContext<MsgA>, OverseerError> for AwesomeSubSysA {
fn start(self, _ctx: OverseerSubsystemContext<MsgA>) -> SpawnedSubsystem<OverseerError> {
SpawnedSubsystem { name: "sub A", future: Box::pin(async move { Ok(()) }) }
}
}
impl ::polkadot_overseer_gen::Subsystem<OverseerSubsystemContext<MsgB>, OverseerError> for AwesomeSubSysB {
fn start(self, _ctx: OverseerSubsystemContext<MsgB>) -> SpawnedSubsystem<OverseerError> {
SpawnedSubsystem { name: "sub B", future: Box::pin(async move { Ok(()) }) }
}
}
#[derive(Debug, Clone)]
pub struct DummySpawner;
impl SpawnNamed for DummySpawner {
fn spawn_blocking(
&self,
task_name: &'static str,
subsystem_name: Option<&'static str>,
_future: futures::future::BoxFuture<'static, ()>,
) {
println!("spawn blocking {} {}", task_name, subsystem_name.unwrap_or("default"))
}
fn spawn(
&self,
task_name: &'static str,
subsystem_name: Option<&'static str>,
_future: futures::future::BoxFuture<'static, ()>,
) {
println!("spawn {} {}", task_name, subsystem_name.unwrap_or("default"))
}
}
#[derive(Default)]
struct AwesomeSubSysB;
#[derive(Clone, Debug)]
pub struct SigSigSig;
pub struct Event;
#[derive(Clone, Debug)]
pub struct MsgA(u8);
#[derive(Clone, Debug)]
pub struct MsgB(u8);
#[overlord(signal=SigSigSig, event=Event, gen=AllMessages, error=OverseerError)]
pub struct Overseer {
#[subsystem(MsgA)]
sub_a: AwesomeSubSysA,
#[subsystem(wip, MsgB)]
sub_b: AwesomeSubSysB,
}
pub struct DummyCtx;
fn main() {
let _overseer_builder = Overseer::builder()
.sub_a(AwesomeSubSysA::default())
// b is tagged as `wip`
// .sub_b(AwesomeSubSysB::default())
.spawner(DummySpawner)
.build();
}