Remove ARGV.debug?

Replace with `Homebrew.args.debug?`.

Part of #5730.

Library/Homebrew/brew.rb

@@ -139,8 +139,8 @@ rescue UsageError => e
   require "help"
   Homebrew::Help.help cmd, usage_error: e.message
 rescue SystemExit => e
-  onoe "Kernel.exit" if ARGV.debug? && !e.success?
+  onoe "Kernel.exit" if Homebrew.args.debug? && !e.success?
-  $stderr.puts e.backtrace if ARGV.debug?
+  $stderr.puts e.backtrace if Homebrew.args.debug?
   raise
 rescue Interrupt
   $stderr.puts # seemingly a newline is typical
@@ -156,7 +156,7 @@ rescue RuntimeError, SystemCallError => e
   raise if e.message.empty?
 
   onoe e
-  $stderr.puts e.backtrace if ARGV.debug?
+  $stderr.puts e.backtrace if Homebrew.args.debug?
 
   output_unsupported_error if Homebrew.args.HEAD?
 
@@ -167,7 +167,7 @@ rescue MethodDeprecatedError => e
     $stderr.puts "If reporting this issue please do so at (not Homebrew/brew or Homebrew/core):"
     $stderr.puts "  #{Formatter.url(e.issues_url)}"
   end
-  $stderr.puts e.backtrace if ARGV.debug?
+  $stderr.puts e.backtrace if Homebrew.args.debug?
   exit 1
 rescue Exception => e # rubocop:disable Lint/RescueException
   onoe e

Library/Homebrew/build.rb

@@ -116,7 +116,7 @@ class Build
     }
 
     with_env(new_env) do
-      formula.extend(Debrew::Formula) if ARGV.debug?
+      formula.extend(Debrew::Formula) if Homebrew.args.debug?
 
       formula.update_head_version
 

Library/Homebrew/cask/cmd.rb

@@ -151,7 +151,7 @@ module Cask
       end
     rescue CaskError, MethodDeprecatedError, ArgumentError, OptionParser::InvalidOption => e
       onoe e.message
-      $stderr.puts e.backtrace if ARGV.debug?
+      $stderr.puts e.backtrace if Homebrew.args.debug?
       exit 1
     rescue StandardError, ScriptError, NoMemoryError => e
       onoe e.message

Library/Homebrew/cleaner.rb

@@ -109,7 +109,7 @@ class Cleaner
         else
           0444
         end
-        if ARGV.debug?
+        if Homebrew.args.debug?
           old_perms = path.stat.mode & 0777
           odebug "Fixing #{path} permissions from #{old_perms.to_s(8)} to #{perms.to_s(8)}" if perms != old_perms
         end

Library/Homebrew/extend/ARGV.rb

@@ -6,50 +6,4 @@ module HomebrewArgvExtension
     flag_with_value = find { |arg| arg.start_with?(arg_prefix) }
     flag_with_value&.delete_prefix(arg_prefix)
   end
-
-  def debug?
-    flag?("--debug") || !ENV["HOMEBREW_DEBUG"].nil?
-  end
-
-  private
-
-  def options_only
-    select { |arg| arg.start_with?("-") }
-  end
-
-  def flag?(flag)
-    options_only.include?(flag) || switch?(flag[2, 1])
-  end
-
-  # e.g. `foo -ns -i --bar` has three switches: `n`, `s` and `i`
-  def switch?(char)
-    return false if char.length > 1
-
-    options_only.any? { |arg| arg.scan("-").size == 1 && arg.include?(char) }
-  end
-
-  def spec(default = :stable)
-    if include?("--HEAD")
-      :head
-    elsif include?("--devel")
-      :devel
-    else
-      default
-    end
-  end
-
-  def named
-    self - options_only
-  end
-
-  def downcased_unique_named
-    # Only lowercase names, not paths, bottle filenames or URLs
-    named.map do |arg|
-      if arg.include?("/") || arg.end_with?(".tar.gz") || File.exist?(arg)
-        arg
-      else
-        arg.downcase
-      end
-    end.uniq
-  end
 end

Library/Homebrew/formula.rb

@@ -1172,7 +1172,7 @@ class Formula
       begin
         yield self, staging
       rescue
-        staging.retain! if Homebrew.args.interactive? || ARGV.debug?
+        staging.retain! if Homebrew.args.interactive? || Homebrew.args.debug?
         raise
       ensure
         cp Dir["config.log", "CMakeCache.txt"], logs
@@ -1822,7 +1822,7 @@ class Formula
           end
         end
       rescue Exception # rubocop:disable Lint/RescueException
-        staging.retain! if ARGV.debug?
+        staging.retain! if Homebrew.args.debug?
         raise
       end
     end

Library/Homebrew/formula_installer.rb

@@ -59,7 +59,7 @@ class FormulaInstaller
     @git = false
     @verbose = Homebrew.args.verbose?
     @quiet = Homebrew.args.quiet?
-    @debug = ARGV.debug?
+    @debug = Homebrew.args.debug?
     @installed_as_dependency = false
     @installed_on_request = true
     @options = Options.new

Library/Homebrew/formula_versions.rb

@@ -44,7 +44,7 @@ class FormulaVersions
   rescue *IGNORED_EXCEPTIONS => e
     # We rescue these so that we can skip bad versions and
     # continue walking the history
-    odebug "#{e} in #{name} at revision #{rev}", e.backtrace if ARGV.debug?
+    odebug "#{e} in #{name} at revision #{rev}", e.backtrace if Homebrew.args.debug?
   rescue FormulaUnavailableError
     nil
   ensure

Library/Homebrew/formulary.rb

@@ -130,7 +130,7 @@ module Formulary
     private
 
     def load_file
-      $stderr.puts "#{$PROGRAM_NAME} (#{self.class.name}): loading #{path}" if ARGV.debug?
+      $stderr.puts "#{$PROGRAM_NAME} (#{self.class.name}): loading #{path}" if Homebrew.args.debug?
       raise FormulaUnavailableError, name unless path.file?
 
       Formulary.load_formula_from_path(name, path)
@@ -302,7 +302,7 @@ module Formulary
     end
 
     def klass
-      $stderr.puts "#{$PROGRAM_NAME} (#{self.class.name}): loading #{path}" if ARGV.debug?
+      $stderr.puts "#{$PROGRAM_NAME} (#{self.class.name}): loading #{path}" if Homebrew.args.debug?
       namespace = "FormulaNamespace#{Digest::MD5.hexdigest(contents)}"
       Formulary.load_formula(name, path, contents, namespace)
     end

Library/Homebrew/migrator.rb

@@ -209,7 +209,7 @@ class Migrator
   rescue Exception => e # rubocop:disable Lint/RescueException
     onoe "Error occurred while migrating."
     puts e
-    puts e.backtrace if ARGV.debug?
+    puts e.backtrace if Homebrew.args.debug?
     puts "Backing up..."
     ignore_interrupts { backup_oldname }
   ensure
@@ -318,7 +318,7 @@ class Migrator
     rescue Exception => e # rubocop:disable Lint/RescueException
       onoe "An unexpected error occurred during linking"
       puts e
-      puts e.backtrace if ARGV.debug?
+      puts e.backtrace if Homebrew.args.debug?
       ignore_interrupts { new_keg.unlink }
       raise
     end

Library/Homebrew/os/mac/keg.rb

@@ -5,7 +5,7 @@ class Keg
     return if file.dylib_id == id
 
     @require_relocation = true
-    odebug "Changing dylib ID of #{file}\n  from #{file.dylib_id}\n    to #{id}" if ARGV.debug?
+    odebug "Changing dylib ID of #{file}\n  from #{file.dylib_id}\n    to #{id}" if Homebrew.args.debug?
     MachO::Tools.change_dylib_id(file, id, strict: false)
   rescue MachO::MachOError
     onoe <<~EOS
@@ -20,7 +20,7 @@ class Keg
     return if old == new
 
     @require_relocation = true
-    odebug "Changing install name in #{file}\n  from #{old}\n    to #{new}" if ARGV.debug?
+    odebug "Changing install name in #{file}\n  from #{old}\n    to #{new}" if Homebrew.args.debug?
     MachO::Tools.change_install_name(file, old, new, strict: false)
   rescue MachO::MachOError
     onoe <<~EOS

Library/Homebrew/style.rb

@@ -77,7 +77,7 @@ module Homebrew
 
       case output_type
       when :print
-        args << "--debug" if ARGV.debug?
+        args << "--debug" if Homebrew.args.debug?
         args << "--display-cop-names" if Homebrew.args.display_cop_names?
         args << "--format" << "simple" if files
         system(cache_env, "rubocop", *args)

Library/Homebrew/system_command.rb

@@ -34,7 +34,7 @@ class SystemCommand
   end
 
   def run!
-    puts redact_secrets(command.shelljoin.gsub('\=', "="), @secrets) if verbose? || ARGV.debug?
+    puts redact_secrets(command.shelljoin.gsub('\=', "="), @secrets) if verbose? || Homebrew.args.debug?
 
     @output = []
 

Library/Homebrew/test/ARGV_spec.rb

@@ -7,73 +7,6 @@ describe HomebrewArgvExtension do
 
   let(:argv) { ["mxcl"] }
 
-  describe "#named" do
-    let(:argv) { ["foo", "--debug", "-v"] }
-
-    it "returns an array of non-option arguments" do
-      expect(subject.send(:named)).to eq ["foo"]
-    end
-
-    context "when there are no named arguments" do
-      let(:argv) { [] }
-
-      it "returns an empty array" do
-        expect(subject.send(:named)).to be_empty
-      end
-    end
-  end
-
-  describe "#options_only" do
-    let(:argv) { ["--foo", "-vds", "a", "b", "cdefg"] }
-
-    it "returns an array of option arguments" do
-      expect(subject.send("options_only")).to eq ["--foo", "-vds"]
-    end
-  end
-
-  describe "#empty?" do
-    let(:argv) { [] }
-
-    it "returns true if it is empty" do
-      expect(subject).to be_empty
-    end
-  end
-
-  describe "#switch?" do
-    let(:argv) { ["-ns", "-i", "--bar", "-a-bad-arg"] }
-
-    it "returns true if the given string is a switch" do
-      %w[n s i].each do |s|
-        expect(subject.send("switch?", s)).to be true
-      end
-    end
-
-    it "returns false if the given string is not a switch" do
-      %w[b ns bar --bar -n a bad arg].each do |s|
-        expect(subject.send("switch?", s)).to be false
-      end
-    end
-  end
-
-  describe "#flag?" do
-    let(:argv) { ["--foo", "-bq", "--bar"] }
-
-    it "returns true if the given string is a flag" do
-      expect(subject.send("flag?", "--foo")).to eq true
-      expect(subject.send("flag?", "--bar")).to eq true
-    end
-
-    it "returns true if there is a switch with the same initial character" do
-      expect(subject.send("flag?", "--baz")).to eq true
-      expect(subject.send("flag?", "--qux")).to eq true
-    end
-
-    it "returns false if there is no matching flag" do
-      expect(subject.send("flag?", "--frotz")).to eq false
-      expect(subject.send("flag?", "--debug")).to eq false
-    end
-  end
-
   describe "#value" do
     let(:argv) { ["--foo=", "--bar=ab"] }
 

Library/Homebrew/utils.rb

@@ -96,7 +96,7 @@ module Kernel
   end
 
   def odebug(title, *sput)
-    return unless ARGV.debug?
+    return unless Homebrew.args.debug?
 
     puts Formatter.headline(title, color: :magenta)
     puts sput unless sput.empty?