[Feat] 详细区分左值(LvObject)与右值(RvObject -> ObjectPtr)

[Impl] 重构evaluator.cpp + hpp 全部
[Feat] 增加对于IndexExpr的解析
[Fix][Impl] 现在点运算符不由BinaryExpr负责,增加MemberExpr,单独实现解析
[Impl] 项目目录全部翻修, src/目录下单独文件夹放置每一个模块

src/Core/warning.hpp

@@ -0,0 +1,55 @@
+#pragma once
+
+#include <Core/fig_string.hpp>
+
+#include <Utils/magic_enum/magic_enum.hpp>
+#include <unordered_map>
+
+namespace Fig
+{
+    class Warning
+    {
+    private:
+        size_t id; // the id (standard) of warning
+        FString msg;
+        size_t line, column;
+    public:
+        static const std::unordered_map<size_t, FString> standardWarnings;
+        Warning(size_t _id, FString _msg)
+        {
+            id = _id;
+            msg = std::move(_msg);
+        }
+        Warning(size_t _id, FString _msg, size_t _line, size_t _column)
+        {
+            id = _id;
+            msg = std::move(_msg);
+            line = _line;
+            column = _column;
+        }
+
+        auto getIDName()
+        {
+            return standardWarnings.at(id);
+        }
+
+        auto getID()
+        {
+            return id;
+        }
+        auto getMsg()
+        {
+            return msg;
+        }
+        auto getLine()
+        {
+            return line;
+        }
+        auto getColumn()
+        {
+            return column;
+        }
+
+    };
+
+};