阶段性保存，全面修改Value为Object

include/Ast/FunctionCall.hpp

@@ -14,7 +14,7 @@ namespace Fig::Ast
 
     struct FunctionCallArgs final 
     {
-        std::vector<Value> argv;
+        std::vector<Object> argv;
         size_t getLength() const { return argv.size(); }
     };
 

include/Ast/ValueExpr.hpp

@@ -9,13 +9,13 @@ namespace Fig::Ast
     class ValueExprAst final : public ExpressionAst
     {
     public:
-        Value val;
+        Object val;
 
         ValueExprAst()
         {
             type = AstType::ValueExpr;
         }
-        ValueExprAst(Value _val)
+        ValueExprAst(Object _val)
         {
             type = AstType::ValueExpr;
             val = std::move(_val);