A commandline interface to interact with the Advent of Code.

• Install it by downloading the latest release or building from scratch.

Initializes a folder for the day, copies the template files of the given language and downloads your puzzle input. By default, uses the current day. If --task2 is given, also tries to download the second challenge description.

Runs the code for the supplied day with the puzzle input. Also measures execution time. By default, uses the current day and task 1. If --submit is given, also tries to submit your solution, which is the last line of the output of your script, as the solution to the website.

Runs the code for the supplied day with testing input. Also measures execution time. By default, uses the current day and task 1.

Updates the config file. If list is given, lists all possible configuration values, including language specific configuration. See below for configuration file reference.

Persistent configuration is saved inside the aoc-cli-config.json file, and can be edited via a text editor, or the aoc-cli config command.

• Python
• TypeScript
• Java
• Haskell

• All languages are a go file in the runner/languages/ directory.
• All language template files are embedded in the executable and inside the runner/languages/[LANGUAGE] directory.
• Add a new file with the language name, create a class in it, and implement the Language interface.
• Register the language in the runner/languages.go file.
• (Take a look at other, existing languages for inspiration and reference)