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-rw-r--r--core/examples/schedule_task.rs12
1 files changed, 8 insertions, 4 deletions
diff --git a/core/examples/schedule_task.rs b/core/examples/schedule_task.rs
index 2f4909b4f..3ada86417 100644
--- a/core/examples/schedule_task.rs
+++ b/core/examples/schedule_task.rs
@@ -1,6 +1,7 @@
// Copyright 2018-2022 the Deno authors. All rights reserved. MIT license.
use deno_core::anyhow::Error;
+use deno_core::op;
use deno_core::Extension;
use deno_core::JsRuntime;
use deno_core::OpState;
@@ -9,14 +10,16 @@ use futures::channel::mpsc;
use futures::stream::StreamExt;
use std::task::Poll;
+// This is a hack to make the `#[op]` macro work with
+// deno_core examples.
+// You can remove this:
+use deno_core::*;
+
type Task = Box<dyn FnOnce()>;
fn main() {
let my_ext = Extension::builder()
- .ops(vec![(
- "op_schedule_task",
- deno_core::op_sync(op_schedule_task),
- )])
+ .ops(vec![op_schedule_task::decl()])
.event_loop_middleware(|state, cx| {
let recv = state.borrow_mut::<mpsc::UnboundedReceiver<Task>>();
let mut ref_loop = false;
@@ -58,6 +61,7 @@ fn main() {
runtime.block_on(future).unwrap();
}
+#[op]
fn op_schedule_task(state: &mut OpState, i: u8, _: ()) -> Result<(), Error> {
let tx = state.borrow_mut::<mpsc::UnboundedSender<Task>>();
tx.unbounded_send(Box::new(move || println!("Hello, world! x{}", i)))