1# 0.3.2 (October 7, 2022)
2
3- Implement `Layer` for tuples of up to 16 elements ([#694])
4
5[#694]: https://github.com/tower-rs/tower/pull/694
6
7# 0.3.1 (January 7, 2021)
8
9- Added `layer_fn`, for constructing a `Layer` from a function taking
10  a `Service` and returning a different `Service` ([#491])
11- Added an implementation of `Layer` for `&Layer` ([#446])
12- Multiple documentation improvements ([#487], [#490])
13
14[#491]: https://github.com/tower-rs/tower/pull/491
15[#446]: https://github.com/tower-rs/tower/pull/446
16[#487]: https://github.com/tower-rs/tower/pull/487
17[#490]: https://github.com/tower-rs/tower/pull/490
18
19# 0.3.0 (November 29, 2019)
20
21- Move layer builder from `tower-util` to tower-layer.
22
23# 0.3.0-alpha.2 (September 30, 2019)
24
25- Move to `futures-*-preview 0.3.0-alpha.19`
26- Move to `pin-project 0.4`
27
28# 0.3.0-alpha.1 (September 11, 2019)
29
30- Move to `std::future`
31
32# 0.1.0 (April 26, 2019)
33
34- Initial release
35