List your repositories and their collaborators

collaborators.rb

require 'json'
#
# List your repositories and their collaborators
#
# Before running this script, follow these steps:
#   1) get an OAuth token from https://github.com/settings/applications
#   2) add it to your environment with "export GW=abc123..."
#   3) add your github user to your environment (e.g. "export GWUSER=JohnB" is mine)
#   4) run this script via "ruby collabotators.rb"
#
# Canonical script location: https://gist.github.com/JohnB/7066490

class Collaborator
  REPOS_URL = "https://api.github.com/users/#{ENV['GWUSER']}/repos"

  def self.all
    repos = fetch(REPOS_URL)
    repos.map do |repo|
      collaborators_url = repo["collaborators_url"][0..-16]
      collaborator_data = fetch(collaborators_url)
      collaborators = collaborator_data.map {|c| c["login"] }
      "%s: %s" % [collaborators_url, collaborators.inspect]
    end
  end

  def self.fetch(url)
    puts "Fetching #{url}"
    cmd = "curl -u #{ENV['GW']}:x-oauth-basic #{url} 2> /dev/null"
    JSON.parse(`#{cmd}`)
  end
end

puts "\n-----\n" + Collaborator.all.join("\n")