From bd8b12db93e8770fe19c4763d2347e85f0b79a90 Mon Sep 17 00:00:00 2001
From: Casey Rodarmor <casey@rodarmor.com>
Date: Thu, 6 Oct 2016 16:50:31 -0700
Subject: [PATCH] Don't print double newline for --show

---
 src/lib.rs | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/lib.rs b/src/lib.rs
index f907654..9f11cb0 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -52,8 +52,12 @@ pub struct Recipe<'a> {
 impl<'a> Display for Recipe<'a> {
   fn fmt(&self, f: &mut fmt::Formatter) -> Result<(), fmt::Error> {
     try!(writeln!(f, "{}:", self.name));
-    for command in self.commands.iter() {
-      try!(writeln!(f, "    {}", command));
+    for (i, command) in self.commands.iter().enumerate() {
+      if i + 1 < self.commands.len() {
+        try!(writeln!(f, "    {}", command));
+      } {
+        try!(write!(f, "    {}", command));
+      }
     }
     Ok(())
   }