githug 是 ruby 写的一个 git 游戏，window、mac、linux 系统下都可以玩。
它把平常可能遇到的一些场景都实例化，变成一个一个的关卡。
一共有 56 个关卡，本文档记录了我的通关记录。
更好的阅读体验请访问电子书：githug 通关记录
下面是 githug 项目的官方使用说明。
Githug requires Ruby 1.8.7 or higher.
You can check which version of Ruby is installed with the following command:
ruby --version
If ruby is not installed, follow the installation instructions on ruby-lang.org.
To install Githug, run
gem install githug
If you get a complaint about permissions, you can rerun the command with sudo:
sudo gem install githug
After the gem is installed change directory to the location where you want the game-related assets to be stored. Then run githug:
githug
You will be prompted to create a directory.
No githug directory found, do you wish to create one? [yn]
Type y (yes) to continue, n (no) to cancel and quit Githug.
Githug has 4 game commands:
- play - The default command, checks your solution for the current level
- hint - Gives you a hint (if available) for the current level
- reset - Reset the current level or reset the level to a given name or path
- levels - List all the levels
更详细的说明请见 githug 项目主页。