p IO
  .read(File.expand_path("~/.umbrella/bin/README.md"))
  .lines
  .chunk{|x| (x[/^-/] && :dash) || :nondash }
  .sort
  .map{|(k,v)| [k,v.length]}
  .reduce({}){|o,(k,l)| o.update({k=>o.fetch(k,0)+l})}