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A small framework to solve Advent of Code problems in Elixir

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aoc lib mix tasks aoc.url.ex
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lib/mix/tasks/aoc.url.ex 

defmodule Mix.Tasks.Aoc.Url do

  alias AoC.CLI

  use Mix.Task



  @shortdoc "Prints problem page URL"

  @requirements ["app.config"]



  @command CLI.year_day_command(__MODULE__)



  @moduledoc """

  Outputs the on adventofcode.com URL for a puzzle.



  Useful to use in custom shell commands.



  Note that due to Elixir compilation outputs you may need to grep for the URL.

  For instance:



  ```shell

  xdg-open $(mix aoc.url | grep 'https')

  ```



  #{CLI.format_usage(@command, format: :moduledoc)}

  """



  def run(argv) do

    CLI.init_env()



    %{options: options} = CLI.parse_or_halt!(argv, @command)

    %{year: year, day: day} = CLI.validate_options!(options)



    IO.puts("https://adventofcode.com/#{year}/day/#{day}")

  end

end