Use `module_function` for commands.

1 files changed, 4 insertions, 2 deletions

diff --git a/Library/Homebrew/cmd/fetch.rb b/Library/Homebrew/cmd/fetch.rb
index 9c42eda23..f42f140a5 100644
--- a/Library/Homebrew/cmd/fetch.rb
+++ b/Library/Homebrew/cmd/fetch.rb
@@ -24,6 +24,8 @@
 require "formula"
 
 module Homebrew
+  module_function
+
   def fetch
     raise FormulaUnspecifiedError if ARGV.named.empty?
 
@@ -93,8 +95,6 @@ module Homebrew
     opoo "Patch reports different #{e.hash_type}: #{e.expected}"
   end
 
-  private
-
   def retry_fetch?(f)
     @fetch_failed ||= Set.new
     if ARGV.include?("--retry") && @fetch_failed.add?(f)
@@ -106,6 +106,7 @@ module Homebrew
       false
     end
   end
+  private_class_method :retry_fetch?
 
   def fetch_fetchable(f)
     f.clear_cache if ARGV.force?
@@ -126,4 +127,5 @@ module Homebrew
 
     f.verify_download_integrity(download)
   end
+  private_class_method :fetch_fetchable
 end