Port Homebrew::DevCmd::GenerateManCompletions

Library/Homebrew/dev-cmd/generate-man-completions.rb

@@ -1,27 +1,25 @@
-# typed: true
+# typed: strict
 # frozen_string_literal: true
 
+require "abstract_command"
 require "formula"
 require "completions"
 require "manpages"
 require "system_command"
 
 module Homebrew
-  extend SystemCommand::Mixin
-
-  sig { returns(CLI::Parser) }
-  def self.generate_man_completions_args
-    Homebrew::CLI::Parser.new do
+  module DevCmd
+    class GenerateManCompletions < AbstractCommand
+      include SystemCommand::Mixin
+      cmd_args do
         description <<~EOS
           Generate Homebrew's manpages and shell completions.
         EOS
         named_args :none
       end
-  end
-
-  def self.generate_man_completions
-    args = generate_man_completions_args.parse
 
+      sig { override.void }
+      def run
         Commands.rebuild_internal_commands_completion_list
         Manpages.regenerate_man_pages(quiet: args.quiet?)
         Completions.update_shell_completions!
@@ -35,4 +33,6 @@ module Homebrew
           puts "Manpage and completions updated."
         end
       end
+    end
+  end
 end

Library/Homebrew/test/dev-cmd/generate-man-completions_spec.rb

@@ -1,7 +1,8 @@
 # frozen_string_literal: true
 
 require "cmd/shared_examples/args_parse"
+require "dev-cmd/generate-man-completions"
 
-RSpec.describe "brew generate-man-completions" do
+RSpec.describe Homebrew::DevCmd::GenerateManCompletions do
   it_behaves_like "parseable arguments"
 end