# Change Log

All notable changes to this project will be documented in this file.
See [Conventional Commits](Https://conventionalcommits.org) for commit guidelines.

<!-- changelog -->

## [v0.2.6](https://github.com/ash-project/ash_state_machine/compare/v0.2.5...v0.2.6) (2024-08-31)




### Bug Fixes:

* don't return tuple from `valid_next_state`

## [v0.2.5](https://github.com/ash-project/ash_state_machine/compare/v0.2.4...v0.2.5) (2024-07-13)




### Improvements:

* simplify atomic state transition with new ash feature

## [v0.2.4](https://github.com/ash-project/ash_state_machine/compare/v0.2.3...v0.2.4) (2024-06-17)




### Bug Fixes:

* support accepting the `:state` attribute

## [v0.2.3](https://github.com/ash-project/ash_state_machine/compare/v0.2.3-rc.1...v0.2.3) (2024-05-10)




## [v0.2.3-rc.1](https://github.com/ash-project/ash_state_machine/compare/v0.2.3-rc.0...v0.2.3-rc.1) (2024-05-04)




### Improvements:

* policy for including state machine in `can?` checks

* optimize atomic state transition check

* add atomic implementation

## [v0.2.3-rc.0](https://github.com/ash-project/ash_state_machine/compare/v0.2.2...v0.2.3-rc.0) (2024-03-29)




### Improvements:

* update to Ash 3.0

## [v0.2.2](https://github.com/ash-project/ash_state_machine/compare/v0.2.1...v0.2.2) (2023-09-15)




### Bug Fixes:

* scrub `:*` from the list of states

* proper entity path in replace logic

### Improvements:

* Add `possible_next_states` helper. (#9)

* Add `possible_next_states` helper.

* detect states used that don't exist and log an error

## [v0.2.1](https://github.com/ash-project/ash_state_machine/compare/v0.2.0...v0.2.1) (2023-09-08)




### Bug Fixes:

* Allow `next_state` to to match transitions from *. (#7)

## [v0.2.0](https://github.com/ash-project/ash_state_machine/compare/v0.1.5...v0.2.0) (2023-09-08)




### Features:

* Add `next_state` builtin change. (#6)

### Improvements:

* exclude star from state_machine_all_states/1 to avoid inclusion in add_attribuet builder (#4)

## [v0.1.5](https://github.com/ash-project/ash_state_machine/compare/v0.1.4...v0.1.5) (2023-08-04)




### Improvements:

* support :* in states

## [v0.1.4](https://github.com/ash-project/ash_state_machine/compare/v0.1.3...v0.1.4) (2023-05-03)




### Bug Fixes:

* Rename `from` to `old_state` in `NoMatchingTransition` error (#3)

## [v0.1.3](https://github.com/ash-project/ash_state_machine/compare/v0.1.2...v0.1.3) (2023-04-28)




### Bug Fixes:

* == not != for checking all states

## [v0.1.2](https://github.com/ash-project/ash_state_machine/compare/v0.1.1...v0.1.2) (2023-04-28)




## [v0.1.1](https://github.com/ash-project/ash_state_machine/compare/v0.1.0...v0.1.1) (2023-04-23)




### Improvements:

* make state diagrams the default chart

## [v0.1.0](https://github.com/ash-project/ash_state_machine/compare/v0.1.0...v0.1.0) (2023-04-23)




### Features:

* add mix task `ash_state_machine.generate_flow_charts` (#1)

### Bug Fixes:

* action does not uniquely identify a transition

* require `allow_nil? false` on state attribute

### Improvements:

* require `initial_states`

* fix lint/credo, handle all changeset types

* require from/to

* flow chart generation

* support `:*` as a transition action name to match all