lib/AdventureRL/Modifiers/Solid.rb in adventure_rl-0.0.1.pre.ld42 vs lib/AdventureRL/Modifiers/Solid.rb in adventure_rl-0.0.2

@@ -116,10 +116,10 @@
         # This is a bit of a hacky workaround for some
         # weird Pusher behavior with Velocity and Gravity.
         previous_precision_over_performance = @precision_over_performance.dup
         opts = args.last.is_a?(Hash) ? args.last : nil
 
-        @precision_over_performance = opts[:precision_over_performance]  if (opts.key? :precision_over_performance)
+        @precision_over_performance = opts[:precision_over_performance]  if (opts && opts.key?(:precision_over_performance))
 
         if ([:highest].include? @precision_over_performance)
           move_by_steps incremental_position
         else
           @position[:x] += incremental_position[:x]  if (incremental_position.key? :x)