From 8bae49941c5fc3894efad334c9780d10c2572592 Mon Sep 17 00:00:00 2001
From: Mike McQuaid <mike@mikemcquaid.com>
Date: Sat, 17 Sep 2016 17:05:51 +0100
Subject: [PATCH] outdated: prefer .join over *.

---
 Library/Homebrew/cmd/outdated.rb | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Library/Homebrew/cmd/outdated.rb b/Library/Homebrew/cmd/outdated.rb
index 4eb55fc50f..dfb64a282a 100644
--- a/Library/Homebrew/cmd/outdated.rb
+++ b/Library/Homebrew/cmd/outdated.rb
@@ -59,8 +59,8 @@ module Homebrew
           group_by { |keg| Formulary.from_keg(keg) }.
           sort_by { |formula, kegs| formula.full_name }.
           map do |formula, kegs|
-            "#{formula.full_name} (#{kegs.map(&:version) * ", "})"
-          end * ", "
+            "#{formula.full_name} (#{kegs.map(&:version).join(", ")})"
+          end.join(", ")
 
         puts "#{outdated_versions} < #{current_version}"
       else