# 1.3.2- Allow `non_snake_case` in generated flags types ([#256])[#252]: https://github.com/bitflags/bitflags/pull/256# 1.3.1- Revert unconditional `#[repr(transparent)]` ([#252])[#252]: https://github.com/bitflags/bitflags/pull/252# 1.3.0 (yanked)- Add `#[repr(transparent)]` ([#187])- End `empty` doc comment with full stop ([#202])- Fix typo in crate root docs ([#206])- Document from_bits_unchecked unsafety ([#207])- Let `is_all` ignore extra bits ([#211])- Allows empty flag definition ([#225])- Making crate accessible from std ([#227])- Make `from_bits` a const fn ([#229])- Allow multiple bitflags structs in one macro invocation ([#235])- Add named functions to perform set operations ([#244])- Fix typos in method docs ([#245])- Modernization of the `bitflags` macro to take advantage of newer features and 2018 idioms ([#246])- Fix regression (in an unreleased feature) and simplify tests ([#247])- Use `Self` and fix bug when overriding `stringify!` ([#249])[#187]: https://github.com/bitflags/bitflags/pull/187[#202]: https://github.com/bitflags/bitflags/pull/202[#206]: https://github.com/bitflags/bitflags/pull/206[#207]: https://github.com/bitflags/bitflags/pull/207[#211]: https://github.com/bitflags/bitflags/pull/211[#225]: https://github.com/bitflags/bitflags/pull/225[#227]: https://github.com/bitflags/bitflags/pull/227[#229]: https://github.com/bitflags/bitflags/pull/229[#235]: https://github.com/bitflags/bitflags/pull/235[#244]: https://github.com/bitflags/bitflags/pull/244[#245]: https://github.com/bitflags/bitflags/pull/245[#246]: https://github.com/bitflags/bitflags/pull/246[#247]: https://github.com/bitflags/bitflags/pull/247[#249]: https://github.com/bitflags/bitflags/pull/249# 1.2.1- Remove extraneous `#[inline]` attributes ([#194])[#194]: https://github.com/bitflags/bitflags/pull/194# 1.2.0- Fix typo: {Lower, Upper}Exp - {Lower, Upper}Hex ([#183])- Add support for "unknown" bits ([#188])[#183]: https://github.com/rust-lang-nursery/bitflags/pull/183[#188]: https://github.com/rust-lang-nursery/bitflags/pull/188# 1.1.0This is a re-release of `1.0.5`, which was yanked due to a bug in the RLS.# 1.0.5- Use compiletest_rs flags supported by stable toolchain ([#171])- Put the user provided attributes first ([#173])- Make bitflags methods `const` on newer compilers ([#175])[#171]: https://github.com/rust-lang-nursery/bitflags/pull/171[#173]: https://github.com/rust-lang-nursery/bitflags/pull/173[#175]: https://github.com/rust-lang-nursery/bitflags/pull/175# 1.0.4- Support Rust 2018 style macro imports ([#165])  ```rust  use bitflags::bitflags;  ```[#165]: https://github.com/rust-lang-nursery/bitflags/pull/165# 1.0.3- Improve zero value flag handling and documentation ([#157])[#157]: https://github.com/rust-lang-nursery/bitflags/pull/157# 1.0.2- 30% improvement in compile time of bitflags crate ([#156])- Documentation improvements ([#153])- Implementation cleanup ([#149])[#156]: https://github.com/rust-lang-nursery/bitflags/pull/156[#153]: https://github.com/rust-lang-nursery/bitflags/pull/153[#149]: https://github.com/rust-lang-nursery/bitflags/pull/149# 1.0.1- Add support for `pub(restricted)` specifier on the bitflags struct ([#135])- Optimize performance of `all()` when called from a separate crate ([#136])[#135]: https://github.com/rust-lang-nursery/bitflags/pull/135[#136]: https://github.com/rust-lang-nursery/bitflags/pull/136# 1.0.0- **[breaking change]** Macro now generates [associated constants](https://doc.rust-lang.org/reference/items.html#associated-constants) ([#24])- **[breaking change]** Minimum supported version is Rust **1.20**, due to usage of associated constants- After being broken in 0.9, the `#[deprecated]` attribute is now supported again ([#112])- Other improvements to unit tests and documentation ([#106] and [#115])[#24]: https://github.com/rust-lang-nursery/bitflags/pull/24[#106]: https://github.com/rust-lang-nursery/bitflags/pull/106[#112]: https://github.com/rust-lang-nursery/bitflags/pull/112[#115]: https://github.com/rust-lang-nursery/bitflags/pull/115## How to update your code to use associated constantsAssuming the following structure definition:```rustbitflags! {  struct Something: u8 {     const FOO = 0b01,     const BAR = 0b10  }}```In 0.9 and older you could do:```rustlet x = FOO.bits | BAR.bits;```Now you must use:```rustlet x = Something::FOO.bits | Something::BAR.bits;```# 0.9.1- Fix the implementation of `Formatting` traits when other formatting traits were present in scope ([#105])[#105]: https://github.com/rust-lang-nursery/bitflags/pull/105# 0.9.0- **[breaking change]** Use struct keyword instead of flags to define bitflag types ([#84])- **[breaking change]** Terminate const items with semicolons instead of commas ([#87])- Implement the `Hex`, `Octal`, and `Binary` formatting traits ([#86])- Printing an empty flag value with the `Debug` trait now prints "(empty)" instead of nothing ([#85])- The `bitflags!` macro can now be used inside of a fn body, to define a type local to that function ([#74])[#74]: https://github.com/rust-lang-nursery/bitflags/pull/74[#84]: https://github.com/rust-lang-nursery/bitflags/pull/84[#85]: https://github.com/rust-lang-nursery/bitflags/pull/85[#86]: https://github.com/rust-lang-nursery/bitflags/pull/86[#87]: https://github.com/rust-lang-nursery/bitflags/pull/87# 0.8.2- Update feature flag used when building bitflags as a dependency of the Rust toolchain# 0.8.1- Allow bitflags to be used as a dependency of the Rust toolchain# 0.8.0- Add support for the experimental `i128` and `u128` integer types ([#57])- Add set method: `flags.set(SOME_FLAG, true)` or `flags.set(SOME_FLAG, false)` ([#55])  This may break code that defines its own set method[#55]: https://github.com/rust-lang-nursery/bitflags/pull/55[#57]: https://github.com/rust-lang-nursery/bitflags/pull/57# 0.7.1*(yanked)*# 0.7.0- Implement the Extend trait ([#49])- Allow definitions inside the `bitflags!` macro to refer to items imported from other modules ([#51])[#49]: https://github.com/rust-lang-nursery/bitflags/pull/49[#51]: https://github.com/rust-lang-nursery/bitflags/pull/51# 0.6.0- The `no_std` feature was removed as it is now the default- The `assignment_operators` feature was remove as it is now enabled by default- Some clippy suggestions have been applied