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linkin-park/Ruby 01 , instance variable issue

Created February 5, 2017 12:53
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Ruby 01 , instance variable issue
class Player
@health = 20
def play_turn(warrior)
if warrior.feel.empty? then
if warrior.health<@health then
@health = warrior.health
warrior.walk!
else
@health = warrior.health
warrior.rest!
end
else
warrior.attack!
end
end
end
error:
comparison of Fixnum with nil failed
Player.rb:6:in `<'
Player.rb:6:in `play_turn'
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