Fix attachment formatting

src/format.rs

@@ -57,19 +57,22 @@ fn format_attachments(depth: usize, attachments: &[Attachment]) -> String {
     if attachments.is_empty() {
         String::default()
     } else {
-        attachments
+        format!(
-            .iter()
+            "\n{}",
-            .map(|a| {
+            attachments
-                Url::parse(&a.url).unwrap().open();
+                .iter()
-                let mut editor = DefaultEditor::new().unwrap();
+                .map(|a| {
-                let src = if let Ok(line) = editor.readline("Filename: ") {
+                    Url::parse(&a.url).unwrap().open();
-                    line
+                    let mut editor = DefaultEditor::new().unwrap();
-                } else {
+                    let src = if let Ok(line) = editor.readline("Filename: ") {
-                    a.url.clone()
+                        line
-                };
+                    } else {
-                format!("{} <img src=\"{}\" />", prefix, src)
+                        a.url.clone()
-            })
+                    };
-            .collect::<Vec<String>>()
+                    format!("{} <img src=\"{}\" />", prefix, src)
-            .join("\n")
+                })
+                .collect::<Vec<String>>()
+                .join("\n")
+        )
     }
 }