Daily update on 20250313-044921 by Nitload Youmu. Additional Message : Parser to TokenFlag.Member, improvement of exiting StgSharp platform

Signed-off-by: Nitload <YoumuLiu_NSI@whv0t.onmicrosoft.com>

StgSharp.Script/Express/ExpElmentSource.cs

@@ -56,6 +56,8 @@ namespace StgSharp.Script.Express
 
         public void Analyse();
 
+        public bool TryGetMember( string name, out ExpNode memberNode );
+
     }
 
     public abstract class ExpInstantiableElement : IExpElementSource
@@ -102,6 +104,8 @@ namespace StgSharp.Script.Express
             return element == null || element == ExpVoidElement.Only;
         }
 
+        public abstract bool TryGetMember( string name, out ExpNode memberNode );
+
         private sealed class ExpVoidElement : ExpInstantiableElement
         {
 
@@ -125,6 +129,14 @@ namespace StgSharp.Script.Express
                 return default!;
             }
 
+            public override bool TryGetMember(
+                                         string name,
+                                         out ExpNode memberNode )
+            {
+                memberNode = ExpNode.Empty;
+                return false;
+            }
+
         }
 
     }
@@ -156,5 +168,7 @@ namespace StgSharp.Script.Express
 
         public abstract ExpNode MakeReference( params object[] options );
 
+        public abstract bool TryGetMember( string name, out ExpNode memberNode );
+
     }
 }