some cleanup of the code

src/state_machine/State.cpp

@@ -33,9 +33,9 @@ void State::_state_exit(const String state, const Array args)
     WARN_PRINT("State " + state + " is missing its _state_exit method!");
 }
 
-void State::set_parent(Node *new_parent)
+void State::set_parent(Node *parent)
 {
-    parent = new_parent;
+    this->parent = parent;
 }
 
 Node *State::get_parent()
@@ -43,12 +43,12 @@ Node *State::get_parent()
     return parent;
 }
 
-void State::set_state_machine(StateMachine *new_state_machine)
+void State::set_state_machine(StateMachine *state_machine)
 {
-    state_machine = new_state_machine;
+    this->state_machine = state_machine;
 }
 
 StateMachine *State::get_state_machine()
 {
-    return state_machine;
+    return this->state_machine;
 }

src/state_machine/State.h

@@ -33,11 +33,11 @@ namespace godot
 
             virtual void _state_exit(const String state, const Array args = Array());
 
-            virtual void set_parent(Node *new_parent) final;
+            virtual void set_parent(Node *parent) final;
 
             virtual Node *get_parent() final;
 
-            virtual void set_state_machine(StateMachine *new_state_machine) final;
+            virtual void set_state_machine(StateMachine *state_machine) final;
 
             virtual StateMachine *get_state_machine() final;
     };

src/state_machine/StateMachine.cpp

@@ -155,24 +155,24 @@ Variant StateMachine::_call(const String method, const Array &args)
     return this->call(method, args);
 }
 
-void StateMachine::set_default_state(const String new_default_state)
+void StateMachine::set_default_state(const String default_state)
 {
-    default_state = new_default_state;
+    this->default_state = default_state;
 }
 
 String StateMachine::get_default_state()
 {
-    return default_state;
+    return this->default_state;
 }
 
-void StateMachine::set_current_state(const String new_current_sate)
+void StateMachine::set_current_state(const String current_sate)
 {
-    current_state = new_current_sate;
+    this->current_state = current_sate;
 }
 
 String StateMachine::get_current_state()
 {
-    return current_state;
+    return this->current_state;
 }
 
 void StateMachine::set_debug(bool debug)

src/state_machine/StateMachine.h

@@ -74,7 +74,7 @@ namespace godot
                 return _call(method, Array::make(args...));
             }
 
-            void set_default_state(const String new_default_state);
+            void set_default_state(const String default_state);
 
             String get_default_state();
 
@@ -82,7 +82,7 @@ namespace godot
 
             bool get_debug();
 
-            void set_current_state(const String new_current_state);
+            void set_current_state(const String current_state);
 
             String get_current_state();