From f47ecec40460292e66def0bfeb048dbc12301176 Mon Sep 17 00:00:00 2001
From: Teddy Wing
Date: Sun, 15 Apr 2018 13:31:56 +0200
Subject: meetup_rss(generate): Don't include newlines in description if empty

If either the description or both the date & time and venue were empty,
a couple of newlines would unnecessarily be added to the `Item`
description. This gets rid of them.
---
 src/meetup_rss.rs | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

(limited to 'src')

diff --git a/src/meetup_rss.rs b/src/meetup_rss.rs
index 4055ac0..99c0009 100644
--- a/src/meetup_rss.rs
+++ b/src/meetup_rss.rs
@@ -11,10 +11,12 @@ pub fn generate(events: &Vec<Event>) -> Result<Channel> {
         item.set_title(event.name.clone());
         item.set_link(event.link.clone());
         item.set_description(
-            format!(
-                "{}\n\n{}",
-                description_header(&event),
-                event.description.clone().unwrap_or("".to_owned()),
+            join_nonempty(
+                &[
+                    description_header(&event),
+                    event.description.clone().unwrap_or("".to_owned()),
+                ],
+                "\n\n",
             )
         );
 
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