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make op_create_worker async internally

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gurv-s 2019-06-08 13:38:00 +05:30 committed by Ryan Dahl
parent c0b28dc224
commit 564222bc10
1 changed files with 48 additions and 41 deletions
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89
cli/ops.rs
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@ -37,6 +37,7 @@ use futures::Async;
use futures::Poll;
use futures::Sink;
use futures::Stream;
use futures::future;
use hyper;
use hyper::rt::Future;
use rand::{thread_rng, Rng};
@ -2044,51 +2045,57 @@ fn op_create_worker(
let inner = base.inner_as_create_worker().unwrap();
let specifier = inner.specifier().unwrap();
Box::new(futures::future::result(move || -> OpResult {
let parent_state = state.clone();
let parent_state = state.clone();
let child_state = ThreadSafeState::new(
parent_state.flags.clone(),
parent_state.argv.clone(),
op_selector_std,
parent_state.progress.clone(),
);
let rid = child_state.resource.rid;
let name = format!("USER-WORKER-{}", specifier);
let child_state = ThreadSafeState::new(
parent_state.flags.clone(),
parent_state.argv.clone(),
op_selector_std,
parent_state.progress.clone(),
);
let rid = child_state.resource.rid;
let name = format!("USER-WORKER-{}", specifier);
let mut worker =
Worker::new(name, startup_data::deno_isolate_init(), child_state);
js_check(worker.execute("denoMain()"));
js_check(worker.execute("workerMain()"));
let mut worker =
Worker::new(name, startup_data::deno_isolate_init(), child_state);
js_check(worker.execute("denoMain()"));
js_check(worker.execute("workerMain()"));
let specifier_url =
root_specifier_to_url(specifier).map_err(DenoError::from)?;
let op = root_specifier_to_url(specifier)
.and_then(|specifier_url| {
Ok(
worker
.execute_mod_async(&specifier_url, false)
.and_then(move |worker| {
let mut workers_tl = parent_state.workers.lock().unwrap();
workers_tl.insert(rid, worker.shared());
let builder = &mut FlatBufferBuilder::new();
let msg_inner = msg::CreateWorkerRes::create(
builder,
&msg::CreateWorkerResArgs { rid },
);
Ok(serialize_response(
cmd_id,
builder,
msg::BaseArgs {
inner: Some(msg_inner.as_union_value()),
inner_type: msg::Any::CreateWorkerRes,
..Default::default()
},
))
}).map_err(|err| match err {
(errors::RustOrJsError::Js(_), _worker) => {
errors::worker_init_failed()
}
(errors::RustOrJsError::Rust(err), _worker) => err,
}),
)
}).map_err(DenoError::from);
// TODO(ry) Use execute_mod_async here.
let result = worker.execute_mod(&specifier_url, false);
match result {
Ok(()) => {
let mut workers_tl = parent_state.workers.lock().unwrap();
workers_tl.insert(rid, worker.shared());
let builder = &mut FlatBufferBuilder::new();
let msg_inner = msg::CreateWorkerRes::create(
builder,
&msg::CreateWorkerResArgs { rid },
);
Ok(serialize_response(
cmd_id,
builder,
msg::BaseArgs {
inner: Some(msg_inner.as_union_value()),
inner_type: msg::Any::CreateWorkerRes,
..Default::default()
},
))
}
Err(errors::RustOrJsError::Js(_)) => Err(errors::worker_init_failed()),
Err(errors::RustOrJsError::Rust(err)) => Err(err),
}
}()))
Box::new(match op {
Ok(op) => future::Either::A(op),
Err(err) => future::Either::B(future::result(Err(err))),
})
}
/// Return when the worker closes