Port Homebrew::Cmd::Options

Library/Homebrew/cmd/options.rb

@@ -1,70 +1,71 @@
 # typed: true
 # frozen_string_literal: true
 
+require "abstract_command"
 require "formula"
 require "options"
 
 module Homebrew
-  module_function
+  module Cmd
+    class OptionsCmd < AbstractCommand
+      cmd_args do
+        description <<~EOS
+          Show install options specific to <formula>.
+        EOS
+        switch "--compact",
+               description: "Show all options on a single line separated by spaces."
+        switch "--installed",
+               description: "Show options for formulae that are currently installed."
+        switch "--eval-all",
+               description: "Evaluate all available formulae and casks, whether installed or not, to show their " \
+                            "options."
+        flag   "--command=",
+               description: "Show options for the specified <command>."
 
-  sig { returns(CLI::Parser) }
+        conflicts "--installed", "--all", "--command"
-  def options_args
-    Homebrew::CLI::Parser.new do
-      description <<~EOS
-        Show install options specific to <formula>.
-      EOS
-      switch "--compact",
-             description: "Show all options on a single line separated by spaces."
-      switch "--installed",
-             description: "Show options for formulae that are currently installed."
-      switch "--eval-all",
-             description: "Evaluate all available formulae and casks, whether installed or not, to show their " \
-                          "options."
-      flag   "--command=",
-             description: "Show options for the specified <command>."
 
-      conflicts "--installed", "--all", "--command"
+        named_args :formula
-
-      named_args :formula
-    end
-  end
-
-  def options
-    args = options_args.parse
-
-    all = args.eval_all?
-
-    if all
-      puts_options(Formula.all(eval_all: args.eval_all?).sort, args:)
-    elsif args.installed?
-      puts_options(Formula.installed.sort, args:)
-    elsif args.command.present?
-      cmd_options = Commands.command_options(args.command)
-      odie "Unknown command: #{args.command}" if cmd_options.nil?
-
-      if args.compact?
-        puts cmd_options.sort.map(&:first) * " "
-      else
-        cmd_options.sort.each { |option, desc| puts "#{option}\n\t#{desc}" }
-        puts
       end
-    elsif args.no_named?
-      raise FormulaUnspecifiedError
-    else
-      puts_options args.named.to_formulae, args:
-    end
-  end
 
-  def puts_options(formulae, args:)
+      sig { override.void }
-    formulae.each do |f|
+      def run
-      next if f.options.empty?
+        all = args.eval_all?
 
-      if args.compact?
+        if all
-        puts f.options.as_flags.sort * " "
+          puts_options(Formula.all(eval_all: args.eval_all?).sort)
-      else
+        elsif args.installed?
-        puts f.full_name if formulae.length > 1
+          puts_options(Formula.installed.sort)
-        Options.dump_for_formula f
+        elsif args.command.present?
-        puts
+          cmd_options = Commands.command_options(T.must(args.command))
+          odie "Unknown command: #{args.command}" if cmd_options.nil?
+
+          if args.compact?
+            puts cmd_options.sort.map(&:first) * " "
+          else
+            cmd_options.sort.each { |option, desc| puts "#{option}\n\t#{desc}" }
+            puts
+          end
+        elsif args.no_named?
+          raise FormulaUnspecifiedError
+        else
+          puts_options args.named.to_formulae
+        end
+      end
+
+      private
+
+      def puts_options(formulae)
+        formulae.each do |f|
+          next if f.options.empty?
+
+          if args.compact?
+            puts f.options.as_flags.sort * " "
+          else
+            puts f.full_name if formulae.length > 1
+            Options.dump_for_formula f
+            puts
+          end
+        end
       end
     end
   end

Library/Homebrew/test/cmd/options_spec.rb

@@ -1,8 +1,9 @@
 # frozen_string_literal: true
 
+require "cmd/options"
 require "cmd/shared_examples/args_parse"
 
-RSpec.describe "brew options" do
+RSpec.describe Homebrew::Cmd::OptionsCmd do
   it_behaves_like "parseable arguments"
 
   it "prints a given Formula's options", :integration_test do