feat: mark traits as unsafe

Author: yvt

src/core/mod.rs

@@ -32,7 +32,7 @@ pub mod rbtree;
 /// ¹ But only to the extent that doesn't put soundness in jeopardy.
 ///
 /// Panicking in user-provided trait methods may be escalated to aborting.
-pub trait IntervalRwLockCore {
+pub unsafe trait IntervalRwLockCore {
     /// The type used to represent interval endpoints.
     type Index;
 

src/core/rbtree.rs

@@ -338,7 +338,7 @@ impl<Index, Priority, InProgress> RbTreeIntervalRwLockCore<Index, Priority, InPr
     }
 }
 
-impl<Index, Priority, InProgress> IntervalRwLockCore
+unsafe impl<Index, Priority, InProgress> IntervalRwLockCore
     for RbTreeIntervalRwLockCore<Index, Priority, InProgress>
 where
     Index: Clone + Ord,

src/raw/local.rs

@@ -34,7 +34,9 @@ macro_rules! borrow_core {
 	};
 }
 
-impl<Core: IntervalRwLockCore<InProgress = !>> RawIntervalRwLock for LocalRawIntervalRwLock<Core> {
+unsafe impl<Core: IntervalRwLockCore<InProgress = !>> RawIntervalRwLock
+    for LocalRawIntervalRwLock<Core>
+{
     type Index = Core::Index;
 
     type TryReadLockState = Core::TryReadLockState;
@@ -74,7 +76,7 @@ impl<Core: IntervalRwLockCore<InProgress = !>> RawIntervalRwLock for LocalRawInt
     }
 }
 
-impl<Core: IntervalRwLockCore<InProgress = !>> RawBlockingIntervalRwLock
+unsafe impl<Core: IntervalRwLockCore<InProgress = !>> RawBlockingIntervalRwLock
     for LocalRawIntervalRwLock<Core>
 {
     type ReadLockState = Core::TryReadLockState;

src/raw/mod.rs

@@ -27,7 +27,7 @@ pub mod local;
 
 /// A non-blocking interface to a specialized readers-writer lock optimized for
 /// interval locks.
-pub trait RawIntervalRwLock {
+pub unsafe trait RawIntervalRwLock {
     /// The type used to represent interval endpoints.
     type Index;
 
@@ -64,7 +64,7 @@ pub trait RawIntervalRwLock {
 
 /// A blocking interface to a specialized readers-writer lock optimized for
 /// interval locks.
-pub trait RawBlockingIntervalRwLock: RawIntervalRwLock {
+pub unsafe trait RawBlockingIntervalRwLock: RawIntervalRwLock {
     /// The storage for per-lock data. Dropping it while it has an associated
     /// lock will cause a panic.
     type ReadLockState: Default;
@@ -104,7 +104,7 @@ pub trait RawBlockingIntervalRwLock: RawIntervalRwLock {
 /// for interval locks.
 ///
 /// [`Future`]: core::future::Future
-pub trait RawAsyncIntervalRwLock: RawIntervalRwLock {
+pub unsafe trait RawAsyncIntervalRwLock: RawIntervalRwLock {
     /// The storage for per-lock data. Dropping it while it has an associated
     /// (possibly pending) lock will cause a panic.
     type ReadLockState: Default;