Code tidying with Rubocop

Data/Scripts/001_Technical/002_RubyUtilities.rb

@@ -81,7 +81,8 @@ end
 # class Array
 #===============================================================================
 class Array
-  def ^(other)   # xor of two arrays
+  # xor of two arrays
+  def ^(other)
     return (self | other) - (self & other)
   end
 
@@ -401,5 +402,5 @@ def lerp(start_val, end_val, duration, delta, now = nil)
   delta = now - delta if now
   return start_val if delta <= 0
   return end_val if delta >= duration
-  return start_val + (end_val - start_val) * delta / duration.to_f
+  return start_val + ((end_val - start_val) * delta / duration.to_f)
 end

Data/Scripts/001_Technical/005_PluginManager.rb

@@ -248,8 +248,7 @@ module PluginManager
         incompats = [incompats] if !incompats.is_a?(Array)
         incompats.each do |incompat|
           if self.installed?(incompat)
-            self.error("Plugin '#{name}' is incompatible with '#{incompat}'. " +
-                       "They cannot both be used at the same time.")
+            self.error("Plugin '#{name}' is incompatible with '#{incompat}'. They cannot both be used at the same time.")
           end
         end
       when :credits # Plugin credits
@@ -271,8 +270,7 @@ module PluginManager
     end
     @@Plugins.each_value do |plugin|
       if plugin[:incompatibilities]&.include?(name)
-        self.error("Plugin '#{plugin[:name]}' is incompatible with '#{name}'. " +
-                   "They cannot both be used at the same time.")
+        self.error("Plugin '#{plugin[:name]}' is incompatible with '#{name}'. They cannot both be used at the same time.")
       end
     end
     # Add plugin to class variable

Data/Scripts/001_Technical/006_RPG_Sprite.rb

@@ -9,15 +9,15 @@ class SpriteAnimation
     @sprite = sprite
   end
 
-  ["x", "y", "ox", "oy", "viewport", "flash", "src_rect", "opacity", "tone"].each do |def_name|
-    eval <<-__END__
-
-  def #{def_name}(*arg)         # def x(*arg)
-    @sprite.#{def_name}(*arg)   #   @sprite.x(*arg)
-  end                           # end
-
-    __END__
-  end
+  def x(*arg);        @sprite.x(*arg);        end
+  def y(*arg);        @sprite.y(*arg);        end
+  def ox(*arg);       @sprite.ox(*arg);       end
+  def oy(*arg);       @sprite.oy(*arg);       end
+  def viewport(*arg); @sprite.viewport(*arg); end
+  def flash(*arg);    @sprite.flash(*arg);    end
+  def src_rect(*arg); @sprite.src_rect(*arg); end
+  def opacity(*arg);  @sprite.opacity(*arg);  end
+  def tone(*arg);     @sprite.tone(*arg);     end
 
   def self.clear
     @@_animations.clear
@@ -151,7 +151,7 @@ class SpriteAnimation
     end
   end
 
-  def update_loop_animation(quick_update = false)
+  def update_loop_animation
     new_index = ((System.uptime - @_loop_animation_timer_start) / @_loop_animation_time_per_frame).to_i
     new_index %= @_loop_animation_duration
     quick_update = (@_loop_animation_index == new_index)