Replace loop + delete with array difference

2014-09-13 20:04:05 -05:00 · 2014-09-13 20:04:05 -05:00 · 909c2bd59e
commit 909c2bd59e
parent 2332e6525d
1 changed files with 1 additions and 4 deletions
--- a/Library/Homebrew/cmd/--env.rb
+++ b/Library/Homebrew/cmd/--env.rb
@ -35,10 +35,7 @@ module Homebrew

  def dump_build_env env
    keys = build_env_keys(env)
-
-    if env["CC"] == env["HOMEBREW_CC"]
-      %w[CC CXX OBJC OBJCXX].each { |key| keys.delete(key) }
-    end
+    keys -= %w[CC CXX OBJC OBJCXX] if env["CC"] == env["HOMEBREW_CC"]

    keys.each do |key|
      value = env[key]