module BenchmarkDriver

def run(jobs, config:)
  if config.verbose >= 1
    config.executables.each do |exec|
      $stdout.puts "#{exec.name}: #{IO.popen([*exec.command, '-v'], &:read)}"
    end
  end
  runner_config = Config::RunnerConfig.new
  runner_config.members.each do |member|
    runner_config[member] = config[member]
  end
  jobs.group_by{ |j| j.respond_to?(:contexts) && j.contexts }.each do |contexts, contexts_jobs|
    contexts_jobs.group_by(&:metrics).each do |metrics, metrics_jobs|
      metrics_jobs.group_by(&:class).each do |klass, klass_jobs|
        runner = runner_for(klass)
        if runner_config.alternate && runner != BenchmarkDriver::Runner::RubyStdout
          abort "--alternate is supported only for ruby_stdout runner for now"
        end
        contexts = build_contexts(contexts, executables: config.executables)
        output = Output.new(
          type: config.output_type,
          metrics: metrics,
          jobs: klass_jobs.map { |job| BenchmarkDriver::Job.new(name: job.name) },
          contexts: contexts,
          options: config.output_opts,
        )
        with_clean_env do
          runner.new(config: runner_config, output: output, contexts: contexts).run(klass_jobs)
        end
      end
    end
  end
end