commands: tweak find_internal_commands.

Use a more typical Ruby style.

1 files changed, 3 insertions, 6 deletions

diff --git a/Library/Homebrew/cmd/commands.rb b/Library/Homebrew/cmd/commands.rb
index 13395a8c2..0dfc6c451 100644
--- a/Library/Homebrew/cmd/commands.rb
+++ b/Library/Homebrew/cmd/commands.rb
@@ -51,11 +51,8 @@ module Homebrew
   end
 
   def find_internal_commands(directory)
-    directory.children.each_with_object([]) do |f, cmds|
-      if f.file?
-        next if f.basename.to_s =~ /^\./
-        cmds << f.basename.to_s.sub(/\.(?:rb|sh)$/, "")
-      end
-    end
+    Pathname.glob(directory/"*")
+            .select(&:file?)
+            .map { |f| f.basename.to_s.sub(/\.(?:rb|sh)$/, "") }
   end
 end