replaced sort_by! with sort_by

3 files changed, 5 insertions, 5 deletions

diff --git a/lib/felflame/scene_manager.rb b/lib/felflame/scene_manager.rb
index 315dd55..36ecedb 100644
--- a/lib/felflame/scene_manager.rb
+++ b/lib/felflame/scene_manager.rb
@@ -33,7 +33,7 @@ class FelFlame
     # @return [Boolean] +true+
     def add(*systems_to_add)
       self.systems |= systems_to_add
-      systems.sort_by!(&:priority)
+      self.systems = systems.sort_by(&:priority)
       FelFlame::Stage.update_systems_list if FelFlame::Stage.scenes.include? self
       true
     end
@@ -42,7 +42,7 @@ class FelFlame
     # @return [Boolean] +true+
     def remove(*systems_to_remove)
       self.systems -= systems_to_remove
-      systems.sort_by!(&:priority)
+      self.systems = systems.sort_by(&:priority)
       FelFlame::Stage.update_systems_list if FelFlame::Stage.scenes.include? self
       true
     end
diff --git a/lib/felflame/stage_manager.rb b/lib/felflame/stage_manager.rb
index 87ee955..2939bd0 100644
--- a/lib/felflame/stage_manager.rb
+++ b/lib/felflame/stage_manager.rb
@@ -13,7 +13,7 @@ class FelFlame
         scenes_to_add.each do |scene|
           self.systems |= scene.systems
         end
-        systems.sort_by!(&:priority)
+        self.systems = systems.sort_by(&:priority)
         true
       end
 
@@ -34,7 +34,7 @@ class FelFlame
         scenes.each do |scene|
           self.systems |= scene.systems
         end
-        systems.sort_by!(&:priority)
+        self.systems = systems.sort_by(&:priority)
         true
       end
 
diff --git a/lib/felflame/system_manager.rb b/lib/felflame/system_manager.rb
index cab2c4d..ac5b9c3 100644
--- a/lib/felflame/system_manager.rb
+++ b/lib/felflame/system_manager.rb
@@ -14,7 +14,7 @@ class FelFlame
 
     def priority=(priority)
       @priority = priority
-      FelFlame::Stage.systems.sort_by!(&:priority)
+      FelFlame::Stage.systems = FelFlame::Stage.systems.sort_by(&:priority)
     end
     # Stores references to components or their managers that trigger
     # this component when a component or component from that manager