favor flat_map over map...flatten

1 files changed, 2 insertions, 2 deletions

diff --git a/Library/Homebrew/formula.rb b/Library/Homebrew/formula.rb
index 87746eada..f4126cd9d 100644
--- a/Library/Homebrew/formula.rb
+++ b/Library/Homebrew/formula.rb
@@ -757,12 +757,12 @@ class Formula
 
   # an array of all tap {Formula} names
   def self.tap_names
-    @tap_names ||= Tap.map(&:formula_names).flatten.sort
+    @tap_names ||= Tap.flat_map(&:formula_names).sort
   end
 
   # an array of all tap {Formula} files
   def self.tap_files
-    @tap_files ||= Tap.map(&:formula_files).flatten
+    @tap_files ||= Tap.flat_map(&:formula_files)
   end
 
   # an array of all {Formula} names