From ae0e270727cdd38d0c8b4ed2062f944a8596c6ea Mon Sep 17 00:00:00 2001
From: Xu Cheng
Date: Thu, 6 Aug 2015 17:12:35 +0800
Subject: favor flat_map over map...flatten

---
 Library/Homebrew/extend/ENV/shared.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'Library/Homebrew/extend')

diff --git a/Library/Homebrew/extend/ENV/shared.rb b/Library/Homebrew/extend/ENV/shared.rb
index 740ed347d..a85eff305 100644
--- a/Library/Homebrew/extend/ENV/shared.rb
+++ b/Library/Homebrew/extend/ENV/shared.rb
@@ -29,7 +29,7 @@ module SharedEnvExtension
 
   def remove_cc_etc
     keys = %w[CC CXX OBJC OBJCXX LD CPP CFLAGS CXXFLAGS OBJCFLAGS OBJCXXFLAGS LDFLAGS CPPFLAGS]
-    removed = Hash[*keys.map { |key| [key, self[key]] }.flatten]
+    removed = Hash[*keys.flat_map { |key| [key, self[key]] }]
     keys.each do |key|
       delete(key)
     end
-- 
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