cargo fmt & corrections

src/main.rs

@@ -1,5 +1,5 @@
-use std::fmt;
 use std::collections::HashMap;
+use std::fmt;
 
 // Structure of a notification
 struct Notif {
@@ -16,26 +16,26 @@ struct Notif {
 // Function to print the contents of the notification
 impl fmt::Display for Notif {
     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
-        write!(f,"AppName: {}\n", &self.app_name)?;
+        writeln!(f, "AppName: {}", &self.app_name)?;
         match self.replace_id {
-            Some(notif_id) => write!(f, "ReplaceId: {}\n", notif_id)?,
-            None => write!(f, "None\n")?,
+            Some(notif_id) => writeln!(f, "ReplaceId: {notif_id}")?,
+            None => writeln!(f, "None")?,
         }
-        write!(f,"Icon: {}\nSummary: {}\nBody: {}\nActions:\n",
-               &self.ico,
-               &self.summary,
-               &self.body
+        write!(
+            f,
+            "Icon: {}\nSummary: {}\nBody: {}\nActions:\n",
+            &self.ico, &self.summary, &self.body
         )?;
         for (key, label) in &self.actions {
-            write!(f, "\t{}: {}\n", key, label)?;
+            writeln!(f, "\t{key}: {label}")?;
         }
-        write!(f,"Hints:\n")?;
+        writeln!(f, "Hints:")?;
         for (key, value) in &self.hints {
-            write!(f, "\t{}: {}\n", key, value)?;
+            writeln!(f, "\t{key}: {value}")?;
         }
         match self.expir_timeout {
-            Some(millisec) => write!(f, "Expiration Timeout: {}\n", millisec)?,
-            None => write!(f, "None\n")?,
+            Some(millisec) => writeln!(f, "Expiration Timeout: {millisec}")?,
+            None => writeln!(f, "None")?,
         }
         Ok(()) // Return Ok to indicate success
     }
@@ -45,7 +45,7 @@ impl fmt::Display for Notif {
 fn truncate_summary(notif: &mut Notif) {
     if notif.summary.len() > 40 {
         notif.summary.truncate(39);
-        notif.summary.push_str("…");
+        notif.summary.push('…');
     }
 }
 
@@ -62,12 +62,14 @@ fn main() {
             ("close".to_string(), "Close".to_string()),
         ],
         hints: HashMap::new(), // Create an empty HashMap for hints, add the hints later
-        expir_timeout: Some(0)
+        expir_timeout: Some(0),
     };
-    not.hints.insert("urgency".to_string(), "critical".to_string());
-    not.hints.insert("category".to_string(), "network.error".to_string());
+    not.hints
+        .insert("urgency".to_string(), "critical".to_string());
+    not.hints
+        .insert("category".to_string(), "network.error".to_string());
 
     truncate_summary(&mut not); //Limit the summary length
 
-    println!("{}", not);
+    println!("{not}");
 }