ap.rb

def ap(*args, &block)
  lambda do |recv, *new_args, &new_block|
    recv.send(*(args + new_args), &(block || new_block))
  end
end

class Object
  def try_it(*arguments, &block)
    puts "Called try_it on #{inspect} with #{arguments.inspect} and " +
      "block: #{block.inspect}"
  end
end


puts [{"foo" => "bar"}, {"foo" => "baz"}].map(&ap(:[], "foo"))

a = proc {}
b = proc {}

ap(:try_it, "foo").call 1
ap(:try_it, "foo").call 1, "bar"
ap(:try_it).call 1
ap(:try_it).call 1, "bar"
ap(:try_it, "foo", &a).call 1, "bar"
ap(:try_it, "foo").call(1, "bar", &b)
ap(:try_it, "foo", &a).call(1, "bar", &b)