thread_local! { static THREAD_INFO: RefCell<Option<ThreadInfo>> = RefCell::new(None) }
impl ThreadInfo {
- fn with<R, F>(f: F) -> Option<R> where F: FnOnce(&mut ThreadInfo) -> R {
- THREAD_INFO.try_with(move |c| {
- if c.borrow().is_none() {
- *c.borrow_mut() = Some(ThreadInfo {
- stack_guard: None,
- thread: Thread::new(None),
- })
- }
- f(c.borrow_mut().as_mut().unwrap())
- }).ok()
+ fn with<R, F>(f: F) -> Option<R>
+ where
+ F: FnOnce(&mut ThreadInfo) -> R,
+ {
+ THREAD_INFO
+ .try_with(move |c| {
+ if c.borrow().is_none() {
+ *c.borrow_mut() =
+ Some(ThreadInfo { stack_guard: None, thread: Thread::new(None) })
+ }
+ f(c.borrow_mut().as_mut().unwrap())
+ })
+ .ok()
}
}
pub fn set(stack_guard: Option<Guard>, thread: Thread) {
THREAD_INFO.with(|c| assert!(c.borrow().is_none()));
- THREAD_INFO.with(move |c| *c.borrow_mut() = Some(ThreadInfo{
- stack_guard,
- thread,
- }));
+ THREAD_INFO.with(move |c| *c.borrow_mut() = Some(ThreadInfo { stack_guard, thread }));
}
pub fn reset_guard(stack_guard: Option<Guard>) {