fix: revert papyrus error handling refactoring for now (#2314)

Revert "fix: repair error handling in Papyrus (#2297)"

This reverts commit 0291f6a.

papyrus-vm/include/papyrus-vm/ActivePexInstance.h

@@ -72,10 +72,10 @@ class ActivePexInstance
 
   VarValue ExecuteAll(
     ExecutionContext& ctx,
-    std::optional<VarValue> previousCallResult = std::nullopt) noexcept;
+    std::optional<VarValue> previousCallResult = std::nullopt);
 
   void ExecuteOpCode(ExecutionContext* ctx, uint8_t op,
-                     const std::vector<VarValue*>& arguments) noexcept;
+                     const std::vector<VarValue*>& arguments);
 
   bool EnsureCallResultIsSynchronous(const VarValue& callResult,
                                      ExecutionContext* ctx);

papyrus-vm/include/papyrus-vm/VirtualMachine.h

@@ -59,6 +59,7 @@ class VirtualMachine
 
 public:
   using OnEnter = std::function<void(const StackData&)>;
+  using ExceptionHandler = std::function<void(VmExceptionInfo)>;
   using MissingScriptHandler =
     std::function<std::optional<PexScript::Lazy>(std::string)>;
 
@@ -73,6 +74,8 @@ class VirtualMachine
 
   void SetMissingScriptHandler(const MissingScriptHandler& handler);
 
+  void SetExceptionHandler(const ExceptionHandler& handler);
+
   void AddObject(std::shared_ptr<IGameObject> self,
                  const std::vector<ScriptInfo>& scripts);
 
@@ -109,6 +112,8 @@ class VirtualMachine
 
   bool IsNativeFunctionByNameExisted(const std::string& name) const;
 
+  ExceptionHandler GetExceptionHandler() const;
+
   std::set<CIString> ListClasses() const;
   CIString GetBaseClass(const CIString& className) const;
   std::set<CIString> ListStaticFunctions(const CIString& className) const;
@@ -129,6 +134,7 @@ class VirtualMachine
   std::set<std::shared_ptr<IGameObject>> gameObjectsHolder;
 
   MissingScriptHandler missingScriptHandler;
+  ExceptionHandler handler;
 
   std::shared_ptr<MakeID> stackIdMaker;
 };