class Honeybadger::CLI::Heroku

def read_heroku_env(app = nil)
  cmd = ['heroku config']
  cmd << "--app #{app}" if app
  output = run(cmd.join("\s"))
  return false unless $?.to_i == 0
  Hash[output.scan(/(HONEYBADGER_[^:]+):\s*(\S.*)\s*$/)]
end