Ruby method that takes [Symbol -> Function]

hash symbol_to_hash

# Ruby 1.9.2
# Attempt at creating a method that takes a string and mappings of symbols to functions.
#
# Is there a better way that does not require as many {} and ->s?


     choice 'A monster appears behind you! Start [run]ning away or [jump] from the cliff?',
       run:-> {       
         puts "You just got eaten. Sorry."
       },
       jump:-> { 
         puts "You fall to your death!"
       }