JustCheckers
A checkers engine written in ruby. It provides a representation of a checkers game complete with rules enforcement and serialisation.
Installation
Add this line to your application's Gemfile:
gem 'just_checkers'
Or install it yourself as:
$ gem install just_checkers
Usage
To start, a new game state can be instantiated with the default state:
game_state = JustCheckers::GameState.default
Moves can be made by passing in the player number, from co-ordinates and an array of to co-ordinates. It will return true if the move is valid, otherwise it will return false.
game_state.move(1, {x: 1, y: 2}, [{x: 2, y: 3}])
Alternatively, moves can be made by specifying the ids of the squares.
game_state.move(1, 1, [2])
The last change with all its details are found in the last_change
attribute
game_state.last_change
If something happens errors may be found in the errors attribute
game_state.errors
The Winner can be found by calling winner on the object.
game_state.winner
Also, the game can be serialized into a hash.
game_state.as_json
Development
After checking out the repo, run bin/setup
to install dependencies. You can also run bin/console
for an interactive prompt that will allow you to experiment.
Contributing
Bug reports and pull requests are welcome on GitHub at https://github.com/mrlhumphreys/just_checkers. This project is intended to be a safe, welcoming space for collaboration, and contributors are expected to adhere to the Contributor Covenant code of conduct.
License
The gem is available as open source under the terms of the MIT License.