Interactively delete forked repositories on GitHub

delete_repos.rb

# frozen_string_literal: true

require "octokit"
require "awesome_print"

# Generate a token with delete_repo scope here https://github.com/settings/tokens/new
ACCESS_TOKEN = "your_personal_access_token"

begin
  client = Octokit::Client.new(access_token: ACCESS_TOKEN)
  client.auto_paginate = true
  forked_repos = client.repositories(client.user.login)
                       .select { |repo| repo.fork == true }

  puts "#{forked_repos.count} forked repositories"

  forked_repos.each do |repo|
    puts """
      Name: #{repo.full_name}
      Description: #{repo.description}
      Fork?: #{repo.fork}
      🤔 Do you want to delete this repository (y/n)?:
    """

    next unless gets.chomp == "y"

    begin
      puts "❌ Deleting #{repo.full_name}..."
      client.delete_repository(repo.full_name)
      puts "✅ Done"
    rescue StandardError => error
      puts "☹️ Couldn't delete the repository:"
      ap error
    end
  end
rescue Octokit::Unauthorized => error
  puts "🤯 Something has gone terribly wrong \n #{error}"
end