bjoernager/rust
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Use BorrowFlag instead of explicit isize

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The integer type tracking borrow count has a typedef called `BorrowFlag`. This type should be used instead of explicit `isize`.
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David Weikersdorfer 2023-06-18 00:46:51 -07:00 • committed by GitHub
parent 0c2c243342
commit c4c428b6da
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library/core/src/cell.rs
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@ -1756,7 +1756,7 @@ impl<'b> BorrowRefMut<'b> {
let borrow = self.borrow.get(); let borrow = self.borrow.get();
debug_assert!(is_writing(borrow)); debug_assert!(is_writing(borrow));
// Prevent the borrow counter from underflowing. // Prevent the borrow counter from underflowing.
assert!(borrow != isize::MIN); assert!(borrow != BorrowFlag::MIN);
self.borrow.set(borrow - 1); self.borrow.set(borrow - 1);
BorrowRefMut { borrow: self.borrow } BorrowRefMut { borrow: self.borrow }
} }