fix updated counter

src/nex.rs

@@ -56,7 +56,7 @@ impl Nex {
         attachments: Option<Vec<(String, String, Source)>>,
         tags: Option<Vec<String>>,
         (published, updated): (DateTime<Utc>, Option<DateTime<Utc>>),
-    ) -> Result<()> {
+    ) -> Result<usize> {
         // prepare destination
         let mut p = PathBuf::from(self.users.get(name).unwrap());
         p.push(published.format("%Y").to_string());
@@ -82,7 +82,7 @@ impl Nex {
             fs::write(s, updated.unwrap_or(published).to_string())?
         } else {
             println!("\t\t\tpost is up to date.");
-            return Ok(());
+            return Ok(0);
         }
 
         // format content pattern
@@ -169,6 +169,6 @@ impl Nex {
         }
         fs::write(&p, c)?;
 
-        Ok(())
+        Ok(1)
     }
 }