Better handling of casting

src/Binder/BoundExpressions/BoundExpression.hpp

@@ -28,6 +28,7 @@ namespace Porygon::Binder {
         NumericalTable,
         Table,
         Require,
+        ImplicitCast,
     };
 
     class BoundExpression {
@@ -332,6 +333,28 @@ namespace Porygon::Binder {
         }
     };
 
+    class BoundImplicitCastExpression : public BoundExpression {
+        const BoundExpression* _expression;
+    public:
+        BoundImplicitCastExpression(BoundExpression* expression, shared_ptr<const ScriptType> castType)
+        : BoundExpression(expression->GetStartPosition(), expression->GetLength(), castType),
+            _expression(expression)
+        {}
+
+        const BoundExpression* GetExpression() const{
+            return _expression;
+        }
+
+        ~BoundImplicitCastExpression() final {
+            delete _expression;
+        }
+
+        [[nodiscard]]
+        inline BoundExpressionKind GetKind() const final {
+            return BoundExpressionKind::ImplicitCast;
+        }
+    };
+
 }
 
 #endif //PORYGONLANG_BOUNDEXPRESSION_HPP