Presentation demos automator

example.yml

- description: Provide a description of command you need to run and have it run
  command: sleep 1; echo "a"; sleep 2; echo "b"
  clear: true

- description: And when the program failes, you will be notified
  command: exit 1

runner.rb

#!/usr/bin/env ruby

require 'yaml'

program = YAML.load_file(ARGV[0] + ".yml")

def continue?

	puts

	print "\033[1;37m"
	print "continue?"

	$stdin.gets	

	puts

end

def run_and_print(command)

	print "\033[1;34m"

	puts command

	print "\033[0m"

	puts

	begin
		IO.popen(command) do |io|
			loop do
				line = io.readline
				puts ">> #{line}"
				break if io.eof?
			end
		end
	rescue => e
		puts
		print "\033[1;31m"
		puts "There was a problem running the command: #{e.message}"
	else
		puts
		print "\033[1;32m"
		puts "Running command finished"
	end

end

puts

program.each do |step|

	print "\033[1;33m"

	puts step['description']

	continue?

	run_and_print(step['command'])

	continue?

	puts `clear` if step['clear']

end