bundle: require more lazily

This will hopefully make using `brew bundle` a little bit snappier.

Author: carlocab

Library/Homebrew/bundle.rb

@@ -1,40 +1,89 @@
-# typed: strict
+# typed: true # rubocop:todo Sorbet/StrictSigil
 # frozen_string_literal: true
 
-require "bundle/brewfile"
-require "bundle/bundle"
-require "bundle/dsl"
-require "bundle/adder"
-require "bundle/checker"
-require "bundle/remover"
-require "bundle/skipper"
-require "bundle/brew_services"
-require "bundle/brew_service_checker"
-require "bundle/brew_installer"
-require "bundle/brew_checker"
-require "bundle/cask_installer"
-require "bundle/mac_app_store_installer"
-require "bundle/mac_app_store_checker"
-require "bundle/tap_installer"
-require "bundle/brew_dumper"
-require "bundle/cask_dumper"
-require "bundle/cask_checker"
-require "bundle/mac_app_store_dumper"
-require "bundle/tap_dumper"
-require "bundle/tap_checker"
-require "bundle/dumper"
-require "bundle/installer"
-require "bundle/lister"
-require "bundle/commands/install"
-require "bundle/commands/dump"
-require "bundle/commands/cleanup"
-require "bundle/commands/check"
-require "bundle/commands/exec"
-require "bundle/commands/list"
-require "bundle/commands/add"
-require "bundle/commands/remove"
-require "bundle/whalebrew_installer"
-require "bundle/whalebrew_dumper"
-require "bundle/vscode_extension_checker"
-require "bundle/vscode_extension_dumper"
-require "bundle/vscode_extension_installer"
+require "English"
+
+module Homebrew
+  module Bundle
+    class << self
+      def system(cmd, *args, verbose: false)
+        return super cmd, *args if verbose
+
+        logs = []
+        success = T.let(nil, T.nilable(T::Boolean))
+        IO.popen([cmd, *args], err: [:child, :out]) do |pipe|
+          while (buf = pipe.gets)
+            logs << buf
+          end
+          Process.wait(pipe.pid)
+          success = $CHILD_STATUS.success?
+          pipe.close
+        end
+        puts logs.join unless success
+        success
+      end
+
+      def brew(*args, verbose: false)
+        system(HOMEBREW_BREW_FILE, *args, verbose:)
+      end
+
+      def mas_installed?
+        @mas_installed ||= which_formula("mas")
+      end
+
+      def vscode_installed?
+        @vscode_installed ||= which_vscode.present?
+      end
+
+      def which_vscode
+        @which_vscode ||= which("code", ORIGINAL_PATHS)
+        @which_vscode ||= which("codium", ORIGINAL_PATHS)
+        @which_vscode ||= which("cursor", ORIGINAL_PATHS)
+        @which_vscode ||= which("code-insiders", ORIGINAL_PATHS)
+      end
+
+      def whalebrew_installed?
+        @whalebrew_installed ||= which_formula("whalebrew")
+      end
+
+      def cask_installed?
+        @cask_installed ||= File.directory?("#{HOMEBREW_PREFIX}/Caskroom") &&
+                            (File.directory?("#{HOMEBREW_LIBRARY}/Taps/homebrew/homebrew-cask") ||
+                             !Homebrew::EnvConfig.no_install_from_api?)
+      end
+
+      def which_formula(name)
+        formula = Formulary.factory(name)
+        ENV["PATH"] = "#{formula.opt_bin}:#{ENV.fetch("PATH", nil)}" if formula.any_version_installed?
+        which(name).present?
+      end
+
+      def exchange_uid_if_needed!(&block)
+        euid = Process.euid
+        uid = Process.uid
+        return yield if euid == uid
+
+        old_euid = euid
+        process_reexchangeable = Process::UID.re_exchangeable?
+        if process_reexchangeable
+          Process::UID.re_exchange
+        else
+          Process::Sys.seteuid(uid)
+        end
+
+        home = T.must(Etc.getpwuid(Process.uid)).dir
+        return_value = with_env("HOME" => home, &block)
+
+        if process_reexchangeable
+          Process::UID.re_exchange
+        else
+          Process::Sys.seteuid(old_euid)
+        end
+
+        return_value
+      end
+    end
+  end
+end
+
+require "extend/os/bundle/bundle"

Library/Homebrew/bundle/adder.rb

@@ -1,6 +1,9 @@
 # typed: true # rubocop:todo Sorbet/StrictSigil
 # frozen_string_literal: true
 
+require "bundle/brewfile"
+require "bundle/dumper"
+
 module Homebrew
   module Bundle
     module Adder

Library/Homebrew/bundle/brew_checker.rb

@@ -1,6 +1,8 @@
 # typed: true # rubocop:todo Sorbet/StrictSigil
 # frozen_string_literal: true
 
+require "bundle/brew_installer"
+
 module Homebrew
   module Bundle
     module Checker

Library/Homebrew/bundle/brew_dumper.rb

@@ -11,6 +11,8 @@ module BrewDumper
       module_function
 
       def reset!
+        require "bundle/brew_services"
+
         Homebrew::Bundle::BrewServices.reset!
         @formulae = nil
         @formulae_by_full_name = nil
@@ -54,6 +56,8 @@ def formulae_by_name(name)
       end
 
       def dump(describe: false, no_restart: false)
+        require "bundle/brew_services"
+
         requested_formula = formulae.select do |f|
           f[:installed_on_request?] || !f[:installed_as_dependency?]
         end

Library/Homebrew/bundle/brew_installer.rb

@@ -77,6 +77,7 @@ def start_service?
       end
 
       def start_service_needed?
+        require "bundle/brew_services"
         start_service? && !BrewServices.started?(@full_name)
       end
 
@@ -96,6 +97,7 @@ def changed?
       end
 
       def service_change_state!(verbose:)
+        require "bundle/brew_services"
         if restart_service_needed?
           puts "Restarting #{@name} service." if verbose
           BrewServices.restart(@full_name, verbose:)
@@ -156,6 +158,7 @@ def self.formula_in_array?(formula, array)
         return true if array.include?(formula)
         return true if array.include?(formula.split("/").last)
 
+        require "bundle/brew_dumper"
         old_names = Homebrew::Bundle::BrewDumper.formula_oldnames
         old_name = old_names[formula]
         old_name ||= old_names[formula.split("/").last]
@@ -195,6 +198,7 @@ def self.pinned_formulae
       end
 
       def self.formulae
+        require "bundle/brew_dumper"
         Homebrew::Bundle::BrewDumper.formulae
       end
 
@@ -225,6 +229,7 @@ def conflicts_with
           conflicts_with = Set.new
           conflicts_with += @conflicts_with_arg
 
+          require "bundle/brew_dumper"
           if (formula = Homebrew::Bundle::BrewDumper.formulae_by_full_name(@full_name)) &&
              (formula_conflicts_with = formula[:conflicts_with])
             conflicts_with += formula_conflicts_with
@@ -247,6 +252,7 @@ def resolve_conflicts!(verbose:)
           return false unless Bundle.brew("unlink", conflict, verbose:)
 
           if restart_service?
+            require "bundle/brew_services"
             puts "Stopping #{conflict} service (if it is running)." if verbose
             BrewServices.stop(conflict, verbose:)
           end

Library/Homebrew/bundle/brew_service_checker.rb

@@ -24,6 +24,7 @@ def installed_and_up_to_date?(formula, no_upgrade: false)
         end
 
         def entry_to_formula(entry)
+          require "bundle/brew_installer"
           Homebrew::Bundle::BrewInstaller.new(entry.name, entry.options)
         end
 
@@ -32,10 +33,12 @@ def formula_needs_to_start?(formula)
         end
 
         def service_is_started?(service_name)
+          require "bundle/brew_services"
           Homebrew::Bundle::BrewServices.started?(service_name)
         end
 
         def lookup_old_name(service_name)
+          require "bundle/brew_dumper"
           @old_names ||= Homebrew::Bundle::BrewDumper.formula_oldnames
           old_name = @old_names[service_name]
           old_name ||= @old_names[service_name.split("/").last]

Library/Homebrew/bundle/brewfile.rb

@@ -1,6 +1,8 @@
 # typed: true # rubocop:todo Sorbet/StrictSigil
 # frozen_string_literal: true
 
+require "bundle/dsl"
+
 module Homebrew
   module Bundle
     module Brewfile

Library/Homebrew/bundle/bundle.rb

@@ -1,6 +1,8 @@
 # typed: true # rubocop:todo Sorbet/StrictSigil
 # frozen_string_literal: true
 
+require "bundle/cask_installer"
+
 module Homebrew
   module Bundle
     module Checker

Library/Homebrew/bundle/cask_checker.rb

@@ -16,6 +16,7 @@ def upgrading?(no_upgrade, name, options)
         return true if outdated_casks.include?(name)
         return false unless options[:greedy]
 
+        require "bundle/cask_dumper"
         Homebrew::Bundle::CaskDumper.cask_is_outdated_using_greedy?(name)
       end
 
@@ -97,10 +98,12 @@ def cask_upgradable?(cask)
       end
 
       def installed_casks
+        require "bundle/cask_dumper"
         @installed_casks ||= Homebrew::Bundle::CaskDumper.cask_names
       end
 
       def outdated_casks
+        require "bundle/cask_dumper"
         @outdated_casks ||= Homebrew::Bundle::CaskDumper.outdated_cask_names
       end
     end