diff --git a/src/main.rs b/src/main.rs
index 20ef23a..e9b8e97 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -56,7 +56,7 @@
 //! ```
 use clap::Parser;
 use std::{io, fs, path::PathBuf};
-
+//TODO: implement mod file_tree :ODOT//
 #[derive(Parser)]
 #[command(name = "YUNODO")]
 #[command(version = "0.3.0")]
@@ -102,7 +102,6 @@ fn read_files_in_directory(dir_path: &str) -> io::Result<Vec<(String, Vec<String
 
     Ok(files_content)
 }
-
 fn main() {
     let cli = Cli::parse();
     if let Some(path) = cli.path.as_deref() {
@@ -151,11 +150,8 @@ fn main() {
                                 if let Some(end_index) = last_part.find(":ODOT//") {
                                     let extracted = &last_part[..end_index];
                                     // Format output CSV item
-                                    if !output_csv_item.is_empty(){
-                                        output_csv_item = format!("{},path:\"{}\",file_name:\"{}\",line_number:\"{}\",comment:\"{}\"", output_csv_item, path_string, filename, line_number + 1, extracted);
-                                    } else {
-                                        output_csv_item = format!("path:\"{}\",file_name:\"{}\",line_number:\"{}\",comment:\"{}\"",path_string, filename, line_number + 1, extracted);
-                                    }
+                                    //TODO:Call format_csv fn:ODOT//
+                                    format_csv(output_csv_item, path_string,&filename, line_number, extracted.to_string());
                                 }
                             }
                         }
@@ -169,3 +165,10 @@ fn main() {
         println!("{}",output_csv_item)
     }
 }
+fn format_csv(output:String,path:String,filename:&String,line_number:usize,comment:String){
+    if !output.is_empty(){
+         output = format!("{},path:\"{}\",file_name:\"{}\",line_number:\"{}\",comment:\"{}\"", output, path, filename, line_number + 1, comment);
+     } else {
+         output = format!("path:\"{}\",file_name:\"{}\",line_number:\"{}\",comment:\"{}\"",path, filename, line_number + 1, comment);
+     }
+}