Use match instead of if-lets (fix #11)

src/terminal.rs

@@ -15,26 +15,36 @@ impl Terminal {
 
     pub fn print_separator<P: AsRef<str>>(&self, message: P) {
         let message = message.as_ref();
-        if let Some(width) = self.width {
+        match self.width {
+            Some(width) => {
                 print!("\n{}―― {} ", color::Fg(color::LightWhite), message);
                 let border = max(2, min(80, width as usize) - 3 - message.len());
                 for _ in 0..border {
                     print!("―");
                 }
                 println!("{}", color::Fg(color::Reset));
-        } else {
+            }
+            None => {
                 println!("―― {} ――", message);
             }
         }
+    }
 
     pub fn print_warning<P: AsRef<str>>(&self, message: P) {
-        if let Some(_) = self.width {
+        let message = message.as_ref();
+
+        match self.width {
+            Some(_) => {
                 println!(
                     "{}{}{}",
                     color::Fg(color::LightYellow),
-                message.as_ref(),
+                    message,
                     color::Fg(color::Reset)
                 );
             }
+            None => {
+                println!("{}", message);
+            }
+        }
     }
 }