修改

ConsoleApp2/Options/DataInputOptions.cs

@@ -0,0 +1,18 @@
+using ConsoleApp2.Services;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Reflection.PortableExecutable;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConsoleApp2.Options
+{
+    public enum InputFileType { CSV, JWT, JSV }
+    public class DataInputOptions
+    {
+        public string InputDir { get; set; } = "./";
+
+        public Func<string, CsvSource>? CreateSource {  get; set; }
+    }
+}