napi-rs/crates/napi/src/async_cleanup_hook.rs

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2021-04-21 18:19:45 +09:00
use std::mem;
use crate::{sys, Status};
/// Notice
/// The hook will be removed if `AsyncCleanupHook` was `dropped`.
/// If you want keep the hook until node process exited, call the `AsyncCleanupHook::forget`.
#[repr(transparent)]
pub struct AsyncCleanupHook(pub(crate) sys::napi_async_cleanup_hook_handle);
impl AsyncCleanupHook {
/// Safe to forget it.
/// Things will be cleanup before process exited.
pub fn forget(self) {
mem::forget(self);
}
}
impl Drop for AsyncCleanupHook {
fn drop(&mut self) {
let status = unsafe { sys::napi_remove_async_cleanup_hook(self.0) };
assert!(
status == sys::Status::napi_ok,
"Delete async cleanup hook failed: {}",
Status::from(status)
);
}
}