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denoland-deno/runtime/ops/web_worker.rs
Aaron O'Mullan 2aed322dd5
refactor: convert ops to use serde_v8 (#10009)
This commit rewrites most of the ops to use "serde_v8" instead
of "json" serialization.
2021-04-05 18:40:24 +02:00

41 lines
1.1 KiB
Rust

// Copyright 2018-2021 the Deno authors. All rights reserved. MIT license.
use crate::web_worker::WebWorkerHandle;
use crate::web_worker::WorkerEvent;
use deno_core::error::null_opbuf;
use deno_core::futures::channel::mpsc;
pub fn init(
rt: &mut deno_core::JsRuntime,
sender: mpsc::Sender<WorkerEvent>,
handle: WebWorkerHandle,
) {
// Post message to host as guest worker.
let sender_ = sender.clone();
super::reg_json_sync(
rt,
"op_worker_post_message",
move |_state, _args: (), buf| {
let buf = buf.ok_or_else(null_opbuf)?;
let msg_buf: Box<[u8]> = (*buf).into();
sender_
.clone()
.try_send(WorkerEvent::Message(msg_buf))
.expect("Failed to post message to host");
Ok(())
},
);
// Notify host that guest worker closes.
super::reg_json_sync(
rt,
"op_worker_close",
move |_state, _args: (), _bufs| {
// Notify parent that we're finished
sender.clone().close_channel();
// Terminate execution of current worker
handle.terminate();
Ok(())
},
);
}