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Make epaint::mutex::RwLock allow ?Sized types #4485

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May 13, 2024
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Make epaint::mutex::RwLock allow ?Sized types #4485

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4 changes: 3 additions & 1 deletion crates/epaint/src/mutex.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -133,14 +133,16 @@ mod rw_lock_impl {
/// the feature `deadlock_detection` is turned enabled, in which case
/// extra checks are added to detect deadlocks.
#[derive(Default)]
pub struct RwLock<T>(parking_lot::RwLock<T>);
pub struct RwLock<T: ?Sized>(parking_lot::RwLock<T>);

impl<T> RwLock<T> {
#[inline(always)]
pub fn new(val: T) -> Self {
Self(parking_lot::RwLock::new(val))
}
}

impl<T: ?Sized> RwLock<T> {
#[inline(always)]
pub fn read(&self) -> RwLockReadGuard<'_, T> {
parking_lot::RwLockReadGuard::map(self.0.read(), |v| v)
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