Stream output and capture it and exit status

stream_and_capture.rb

#Stream output and capture it and exit status as well

require 'open3'

output = ''
exit_status = nil
Open3.popen2e('foobarwhat') {|stdin, stdout_and_stderr, wait_thread|
  stdout_and_stderr.each{|line|
    puts line
    output += line
  }
  exit_status = wait_thread.value.exitstatus
}

#puts "captured output= #{output}"
puts "Exit Status: #{exit_status}"