gistfile1.rb

require 'ruby2ruby'

$q = []

def queue_code(args={}, &blk)
  (c = Class.new).class_eval { define_method :proc, blk }
  $q << { :code => Ruby2Ruby.translate(c, :proc), :args => args }
end
  
def run_all_queued
  puts "running queued code blocks"
  $q.each do |queued|
    (c = Class.new).class_eval(queued[:code])
    c.new.proc(queued[:args])
  end
end

# queue some code

queue_code do |args|
  puts "OH HAI"
end

queue_code 2 do |number|
  puts 1 + number
end

queue_code 'http://www.example.com/index.html' do |url|
  require 'net/http'
  require 'uri'
  Net::HTTP.get_print URI.parse(url)
end

queue_code "Crash!" do |message|
  raise RuntimeError, message
end

# and now run it

run_all_queued