Advent of Code 2021 - Ruby

Solving Advent of Code 2021 using Ruby with Sorbet type checking and RSpec unit testing.

After Setup, to run a particular day run:

ruby day01/main.rb < day01/input.txt

Setup

Ruby version used:

asdf install ruby 2.7.6

Update bundler:

gem install bundler:2.3.13

Install dependencies:

bundle install

Development checks

Run tests with:

bundle exec rspec

Check coding style with:

bundle exec rubocop

Run type checker:

bundle exec srb tc

Troubleshooting

If the Solargraph LSP gives warnings about 'required path could not be resolved' it's because Solargraph needs YARD docs to resolve dependencies. Following the vscode-solargraph instructions you need to run:

bundle exec yard gems