From 01d87f810721d8e8faf4b73ff5120923fa7c88ca Mon Sep 17 00:00:00 2001
From: Markus Reiter
Date: Sun, 2 Oct 2016 07:57:21 +0200
Subject: Don’t use `puts_columns` if `empty?` or single item.

---
 Library/Homebrew/cask/lib/hbc/cli/install.rb | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

(limited to 'Library/Homebrew/cask/lib/hbc/cli')

diff --git a/Library/Homebrew/cask/lib/hbc/cli/install.rb b/Library/Homebrew/cask/lib/hbc/cli/install.rb
index 996de8d1b..1292ad076 100644
--- a/Library/Homebrew/cask/lib/hbc/cli/install.rb
+++ b/Library/Homebrew/cask/lib/hbc/cli/install.rb
@@ -42,13 +42,12 @@ module Hbc
 
       def self.warn_unavailable_with_suggestion(cask_token, e)
         exact_match, partial_matches = Search.search(cask_token)
-        errmsg = e.message
         if exact_match
-          errmsg.concat(". Did you mean:\n#{exact_match}")
+          onoe e.message.concat(". Did you mean:\n#{exact_match}")
         elsif !partial_matches.empty?
-          errmsg.concat(". Did you mean one of:\n#{puts_columns(partial_matches.take(20))}\n")
+          onoe e.message.concat(". Did you mean one of:")
+          $stderr.puts_columns(partial_matches.take(20))
         end
-        onoe errmsg
       end
 
       def self.help
-- 
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