class Tryouts::Tryout::DrillContext

stash :name, 'some value' # => 'some value'

and return the new value. e.g.
If called with arguments, it will add a new value to the +@stash+
If called with no arguments, returns +@stash+.

def stash(*args)
  if args.empty?
    @stash
  else
    @stash[args[0]] = args[1] 
    args[1] 
  end
end