time a block of ruby code

gistfile1.rb

# Example:
#  rendered_content = t("rendering layout") do
#   layout.render('item' => self, 'contents' => contents)
# end
#
def t(title, &block)
  puts "==========="
  puts title
  beginning_time = Time.now
  result = yield
  end_time = Time.now
  puts "Time elapsed #{(end_time - beginning_time)*1000} millisecond"
  puts "=========="
  result
end