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-rw-r--r--Library/Homebrew/cmd/switch.rb2
1 files changed, 2 insertions, 0 deletions
diff --git a/Library/Homebrew/cmd/switch.rb b/Library/Homebrew/cmd/switch.rb
index a44514880..6eed1fd96 100644
--- a/Library/Homebrew/cmd/switch.rb
+++ b/Library/Homebrew/cmd/switch.rb
@@ -6,6 +6,8 @@ require "keg"
require "cmd/link"
module Homebrew
+ module_function
+
def switch
if ARGV.named.length != 2
onoe "Usage: brew switch <name> <version>"