List language and byte count statistics for all GitHub repositories

github-languages.rb

require 'octokit'

client = Octokit::Client.new(:access_token => ENV['GITHUB_ACCESS_TOKEN'])
repos = client.repos({}, query: {type: 'owner', sort: 'asc'}).select { |repo| !repo.fork }

language_stats = {}
repos.each do |repo|
	repo_id = "#{repo.owner.login}/#{repo.name}"
	repo_languages = client.languages(repo_id).to_h
	language_stats.merge!(repo_languages){ |k, a_value, b_value| a_value + b_value }
end

language_stats.each do |language, bytes|
	puts "#{language}: #{bytes}"
end