Merge pull request #4178 from dougal/alphabetical-outdated-formulae-listing

Alphabetize the `brew outdated` formula listing.

Library/Homebrew/cmd/outdated.rb

@@ -42,6 +42,7 @@ module Homebrew
     fetch_head = ARGV.fetch_head?
 
     outdated_formulae = formulae.select { |f| f.outdated?(fetch_head: fetch_head) }
+                                .sort
 
     outdated_formulae.each do |f|
       if verbose

Library/Homebrew/test/cmd/outdated_spec.rb

@@ -4,8 +4,11 @@ describe "brew outdated", :integration_test do
       setup_test_formula "testball"
       (HOMEBREW_CELLAR/"testball/0.0.1/foo").mkpath
 
+      setup_test_formula "foo"
+      (HOMEBREW_CELLAR/"foo/0.0.1/foo").mkpath
+
       expect { brew "outdated" }
-        .to output("testball\n").to_stdout
+        .to output("foo\ntestball\n").to_stdout
         .and not_to_output.to_stderr
         .and be_a_success
     end