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Add #[track_caller] to more panicking Cell functions #77055

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Sep 24, 2020
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Add #[track_caller] to more panicking Cell functions #77055

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3 changes: 3 additions & 0 deletions library/core/src/cell.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -700,6 +700,7 @@ impl<T> RefCell<T> {
/// ```
#[inline]
#[stable(feature = "refcell_replace", since = "1.24.0")]
#[track_caller]
pub fn replace(&self, t: T) -> T {
mem::replace(&mut *self.borrow_mut(), t)
}
Expand All @@ -722,6 +723,7 @@ impl<T> RefCell<T> {
/// ```
#[inline]
#[stable(feature = "refcell_replace_swap", since = "1.35.0")]
#[track_caller]
pub fn replace_with<F: FnOnce(&mut T) -> T>(&self, f: F) -> T {
let mut_borrow = &mut *self.borrow_mut();
let replacement = f(mut_borrow);
Expand Down Expand Up @@ -1056,6 +1058,7 @@ impl<T: Clone> Clone for RefCell<T> {
///
/// Panics if the value is currently mutably borrowed.
#[inline]
#[track_caller]
fn clone(&self) -> RefCell<T> {
RefCell::new(self.borrow().clone())
}
Expand Down