Rename enumeration to comma_and.

Library/Homebrew/tap.rb

@@ -284,7 +284,7 @@ class Tap
 
     link_completions_and_manpages
 
-    formatted_contents = Formatter.enumeration(*contents)&.prepend(" ")
+    formatted_contents = Formatter.comma_and(*contents)&.prepend(" ")
     puts "Tapped#{formatted_contents} (#{path.abv})." unless quiet
     Descriptions.cache_formulae(formula_names)
 
@@ -314,7 +314,7 @@ class Tap
     puts "Untapping #{name}..."
 
     abv = path.abv
-    formatted_contents = Formatter.enumeration(*contents)&.prepend(" ")
+    formatted_contents = Formatter.comma_and(*contents)&.prepend(" ")
 
     unpin if pinned?
     Descriptions.uncache_formulae(formula_names)

Library/Homebrew/test/formatter_spec.rb

@@ -77,21 +77,21 @@ describe Formatter do
     end
   end
 
-  describe "::enumeration" do
+  describe "::comma_and" do
     it "returns nil if given no arguments" do
-      expect(described_class.enumeration).to be nil
+      expect(described_class.comma_and).to be nil
     end
 
     it "returns the input as string if there is only one argument" do
-      expect(described_class.enumeration(1)).to eq("1")
+      expect(described_class.comma_and(1)).to eq("1")
     end
 
     it "concatenates two items with “and”" do
-      expect(described_class.enumeration(1, 2)).to eq("1 and 2")
+      expect(described_class.comma_and(1, 2)).to eq("1 and 2")
     end
 
     it "concatenates all items with a comma and appends the last with “and”" do
-      expect(described_class.enumeration(1, 2, 3)).to eq("1, 2 and 3")
+      expect(described_class.comma_and(1, 2, 3)).to eq("1, 2 and 3")
     end
   end
 end

Library/Homebrew/utils/formatter.rb

@@ -109,7 +109,7 @@ module Formatter
     show_count ? "#{count} #{words}" : words
   end
 
-  def enumeration(*items)
+  def comma_and(*items)
     *items, last = items.map(&:to_s)
     return last if items.empty?