Add expression parsing for menu parser

src/ObjLoading/Parsing/Menu/MenuFileLexing.h

@@ -0,0 +1,22 @@
+#pragma once
+
+namespace menu
+{
+    class MenuFileLexing
+    {
+    public:
+        enum class MultiChar
+        {
+            SHIFT_LEFT,
+            SHIFT_RIGHT,
+            GREATER_EQUAL,
+            LESS_EQUAL,
+            EQUALS,
+            NOT_EQUAL,
+            LOGICAL_AND,
+            LOGICAL_OR
+        };
+
+        MenuFileLexing() = delete;
+    };
+}