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diff --git a/vendor/once_cell/CHANGELOG.md b/vendor/once_cell/CHANGELOG.md new file mode 100644 index 0000000..66d27e6 --- /dev/null +++ b/vendor/once_cell/CHANGELOG.md @@ -0,0 +1,229 @@ +# Changelog + +## Unreleased + +- + +## 1.19.0 + +- Use `portable-atomic` instead of `atomic-polyfill`, [#251](https://github.com/matklad/once_cell/pull/251). + +## 1.18.0 + +- `MSRV` is updated to 1.60.0 to take advantage of `dep:` syntax for cargo features, + removing "implementation details" from publicly visible surface. + +## 1.17.2 + +- Avoid unnecessary synchronization in `Lazy::{force,deref}_mut()`, [#231](https://github.com/matklad/once_cell/pull/231). + +## 1.17.1 + +- Make `OnceRef` implementation compliant with [strict provenance](https://github.com/rust-lang/rust/issues/95228). + +## 1.17.0 + +- Add `race::OnceRef` for storing a `&'a T`. + +## 1.16.0 + +- Add `no_std` implementation based on `critical-section`, + [#195](https://github.com/matklad/once_cell/pull/195). +- Deprecate `atomic-polyfill` feature (use the new `critical-section` instead) + +## 1.15.0 + +- Increase minimal supported Rust version to 1.56.0. +- Implement `UnwindSafe` even if the `std` feature is disabled. + +## 1.14.0 + +- Add extension to `unsync` and `sync` `Lazy` mut API: + - `force_mut` + - `get_mut` + + +## 1.13.1 + +- Make implementation compliant with [strict provenance](https://github.com/rust-lang/rust/issues/95228). +- Upgrade `atomic-polyfill` to `1.0` + +## 1.13.0 + +- Add `Lazy::get`, similar to `OnceCell::get`. + +## 1.12.1 + +- Remove incorrect `debug_assert`. + +## 1.12.0 + +- Add `OnceCell::wait`, a blocking variant of `get`. + +## 1.11.0 + +- Add `OnceCell::with_value` to create initialized `OnceCell` in `const` context. +- Improve `Clone` implementation for `OnceCell`. +- Rewrite `parking_lot` version on top of `parking_lot_core`, for even smaller cells! + +## 1.10.0 + +- upgrade `parking_lot` to `0.12.0` (note that this bumps MSRV with `parking_lot` feature enabled to `1.49.0`). + +## 1.9.0 + +- Added an `atomic-polyfill` optional dependency to compile `race` on platforms without atomics + +## 1.8.0 + +- Add `try_insert` API -- a version of `set` that returns a reference. + +## 1.7.2 + +- Improve code size when using parking_lot feature. + +## 1.7.1 + +- Fix `race::OnceBox<T>` to also impl `Default` even if `T` doesn't impl `Default`. + +## 1.7.0 + +- Hide the `race` module behind (default) `race` feature. + Turns out that adding `race` by default was a breaking change on some platforms without atomics. + In this release, we make the module opt-out. + Technically, this is a breaking change for those who use `race` with `no_default_features`. + Given that the `race` module itself only several days old, the breakage is deemed acceptable. + +## 1.6.0 + +- Add `Lazy::into_value` +- Stabilize `once_cell::race` module for "first one wins" no_std-compatible initialization flavor. +- Migrate from deprecated `compare_and_swap` to `compare_exchange`. + +## 1.5.2 + +- `OnceBox` API uses `Box<T>`. + This a breaking change to unstable API. + +## 1.5.1 + +- MSRV is increased to `1.36.0`. +- document `once_cell::race` module. +- introduce `alloc` feature for `OnceBox`. +- fix `OnceBox::set`. + +## 1.5.0 + +- add new `once_cell::race` module for "first one wins" no_std-compatible initialization flavor. + The API is provisional, subject to change and is gated by the `unstable` cargo feature. + +## 1.4.1 + +- upgrade `parking_lot` to `0.11.0` +- make `sync::OnceCell<T>` pass https://doc.rust-lang.org/nomicon/dropck.html#an-escape-hatch[dropck] with `parking_lot` feature enabled. + This fixes a (minor) semver-incompatible changed introduced in `1.4.0` + +## 1.4.0 + +- upgrade `parking_lot` to `0.10` (note that this bumps MSRV with `parking_lot` feature enabled to `1.36.0`). +- add `OnceCell::take`. +- upgrade crossbeam utils (private dependency) to `0.7`. + +## 1.3.1 + +- remove unnecessary `F: fmt::Debug` bound from `impl fmt::Debug for Lazy<T, F>`. + +## 1.3.0 + +- `Lazy<T>` now implements `DerefMut`. +- update implementation according to the latest changes in `std`. + +## 1.2.0 + +- add `sync::OnceCell::get_unchecked`. + +## 1.1.0 + +- implement `Default` for `Lazy`: it creates an empty `Lazy<T>` which is initialized with `T::default` on first access. +- add `OnceCell::get_mut`. + +## 1.0.2 + +- actually add `#![no_std]` attribute if std feature is not enabled. + +## 1.0.1 + +- fix unsoundness in `Lazy<T>` if the initializing function panics. Thanks [@xfix](https://github.com/xfix)! +- implement `RefUnwindSafe` for `Lazy`. +- share more code between `std` and `parking_lot` implementations. +- add F.A.Q section to the docs. + +## 1.0.0 + +- remove `parking_lot` from the list of default features. +- add `std` default feature. Without `std`, only `unsync` module is supported. +- implement `Eq` for `OnceCell`. +- fix wrong `Sync` bound on `sync::Lazy`. +- run the whole test suite with miri. + +## 0.2.7 + +- New implementation of `sync::OnceCell` if `parking_lot` feature is disabled. + It now employs a hand-rolled variant of `std::sync::Once`. +- `sync::OnceCell::get_or_try_init` works without `parking_lot` as well! +- document the effects of `parking_lot` feature: same performance but smaller types. + +## 0.2.6 + +- Updated `Lazy`'s `Deref` impl to requires only `FnOnce` instead of `Fn` + +## 0.2.5 + +- `Lazy` requires only `FnOnce` instead of `Fn` + +## 0.2.4 + +- nicer `fmt::Debug` implementation + +## 0.2.3 + +- update `parking_lot` to `0.9.0` +- fix stacked borrows violation in `unsync::OnceCell::get` +- implement `Clone` for `sync::OnceCell<T> where T: Clone` + +## 0.2.2 + +- add `OnceCell::into_inner` which consumes a cell and returns an option + +## 0.2.1 + +- implement `sync::OnceCell::get_or_try_init` if `parking_lot` feature is enabled +- switch internal `unsafe` implementation of `sync::OnceCell` from `Once` to `Mutex` +- `sync::OnceCell::get_or_init` is twice as fast if cell is already initialized +- implement `std::panic::RefUnwindSafe` and `std::panic::UnwindSafe` for `OnceCell` +- better document behavior around panics + +## 0.2.0 + +- MSRV is now 1.31.1 +- `Lazy::new` and `OnceCell::new` are now const-fns +- `unsync_lazy` and `sync_lazy` macros are removed + +## 0.1.8 + +- update crossbeam-utils to 0.6 +- enable bors-ng + +## 0.1.7 + +- cells implement `PartialEq` and `From` +- MSRV is down to 1.24.1 +- update `parking_lot` to `0.7.1` + +## 0.1.6 + +- `unsync::OnceCell<T>` is `Clone` if `T` is `Clone`. + +## 0.1.5 + +- No changelog until this point :( |