simple profiling

gistfile1.rb

def time(&block)
  $breakpoints = []
  start = Time.now
  yield
  puts "----------------\n"
  puts "Total time:"
  puts "\t#{(Time.now - start).round(1)}s"
  puts "Breakdown:"
  $breakpoints.each.with_index do |(msg, t), i|
    puts "\t#{(t-start).round(1)}s, breakpoint #{i} #{"(#{msg})" if msg}"
  end
end

def breakpoint(msg=nil)
  $breakpoints << [msg, Time.now]
end