Quick script to check the stack of all our apps

heroku-check-app-stacks.rb

#!/usr/bin/env ruby

team = ARGV[0]
raise 'Specify team' unless team

check_app = Proc.new do |app|
  info = %x{heroku apps:info -a #{app}}
  stack = info.match(/Stack:\s+(.*)/)[1].strip
  app = "#{app}:"
  puts "#{app.ljust(30)} #{stack}"
end

check_app.call(ARGV[0]) && return if ARGV[0]

def all_apps(team)
  apps = %x{heroku apps -t #{team}}
  apps.scan(/^([\w-]+)/).flatten
end

apps = all_apps(team)
apps.each(&check_app)