diff --git a/Library/Homebrew/bintray.rb b/Library/Homebrew/bintray.rb
index d9b8512876..5d4b05f36a 100644
--- a/Library/Homebrew/bintray.rb
+++ b/Library/Homebrew/bintray.rb
@@ -4,6 +4,8 @@ require "utils/curl"
 require "json"
 
 class Bintray
+  include Context
+
   API_URL = "https://api.bintray.com"
 
   class Error < RuntimeError
@@ -32,8 +34,8 @@ class Bintray
     end
 
     curl(*args, url,
-         show_output: Homebrew.args.verbose?,
-         secrets:     @bintray_key)
+         show_output: verbose?,
+         secrets:     key)
   end
 
   def upload(local_file, repo:, package:, version:, remote_file:, sha256: nil)
diff --git a/Library/Homebrew/brew.rb b/Library/Homebrew/brew.rb
index ca89004014..d33b6948ab 100644
--- a/Library/Homebrew/brew.rb
+++ b/Library/Homebrew/brew.rb
@@ -59,7 +59,9 @@ begin
 
   ARGV.delete_at(help_cmd_index) if help_cmd_index
 
-  Homebrew.args = Homebrew::CLI::Parser.new.parse(ARGV.dup.freeze, ignore_invalid_options: true)
+  args = Homebrew::CLI::Parser.new.parse(ARGV.dup.freeze, ignore_invalid_options: true)
+  Homebrew.args = args
+  Context.current = args.context
 
   path = PATH.new(ENV["PATH"])
   homebrew_path = PATH.new(ENV["HOMEBREW_PATH"])
@@ -102,8 +104,8 @@ begin
   # - if cmd is Cask, let Cask handle the help command instead
   if (empty_argv || help_flag) && cmd != "cask"
     require "help"
-    Homebrew::Help.help cmd, empty_argv: empty_argv
-    # `Homebrew.help` never returns, except for unknown commands.
+    Homebrew::Help.help cmd, remaining_args: args.remaining, empty_argv: empty_argv
+    # `Homebrew::Help.help` never returns, except for unknown commands.
   end
 
   if internal_cmd || Commands.external_ruby_v2_cmd_path(cmd)
@@ -138,17 +140,17 @@ begin
   end
 rescue UsageError => e
   require "help"
-  Homebrew::Help.help cmd, usage_error: e.message
+  Homebrew::Help.help cmd, remaining_args: args.remaining, usage_error: e.message
 rescue SystemExit => e
-  onoe "Kernel.exit" if Homebrew.args.debug? && !e.success?
-  $stderr.puts e.backtrace if Homebrew.args.debug?
+  onoe "Kernel.exit" if args.debug? && !e.success?
+  $stderr.puts e.backtrace if args.debug?
   raise
 rescue Interrupt
   $stderr.puts # seemingly a newline is typical
   exit 130
 rescue BuildError => e
   Utils::Analytics.report_build_error(e)
-  e.dump
+  e.dump(verbose: args.verbose?)
 
   if e.formula.head? || e.formula.deprecated? || e.formula.disabled?
     $stderr.puts <<~EOS
@@ -162,7 +164,7 @@ rescue RuntimeError, SystemCallError => e
   raise if e.message.empty?
 
   onoe e
-  $stderr.puts e.backtrace if Homebrew.args.debug?
+  $stderr.puts e.backtrace if args.debug?
 
   exit 1
 rescue MethodDeprecatedError => e
@@ -171,7 +173,7 @@ 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 Homebrew.args.debug?
+  $stderr.puts e.backtrace if args.debug?
   exit 1
 rescue Exception => e # rubocop:disable Lint/RescueException
   onoe e
diff --git a/Library/Homebrew/build.rb b/Library/Homebrew/build.rb
index d0ec6dacf7..51b20093da 100644
--- a/Library/Homebrew/build.rb
+++ b/Library/Homebrew/build.rb
@@ -139,7 +139,11 @@ class Build
 
       formula.update_head_version
 
-      formula.brew(fetch: false, keep_tmp: args.keep_tmp?, interactive: args.interactive?) do |_formula, _staging|
+      formula.brew(
+        fetch:       false,
+        keep_tmp:    args.keep_tmp?,
+        interactive: args.interactive?,
+      ) do
         # For head builds, HOMEBREW_FORMULA_PREFIX should include the commit,
         # which is not known until after the formula has been staged.
         ENV["HOMEBREW_FORMULA_PREFIX"] = formula.prefix
@@ -201,16 +205,15 @@ class Build
     else
       raise
     end
-    Keg.new(path).optlink
+    Keg.new(path).optlink(verbose: args.verbose?)
   rescue
     raise "#{f.opt_prefix} not present or broken\nPlease reinstall #{f.full_name}. Sorry :("
   end
 end
 
 begin
-  Homebrew.args = Homebrew::CLI::Parser.new.parse(ARGV.dup.freeze, ignore_invalid_options: true)
-
   args = Homebrew.install_args.parse
+  Context.current = args.context
 
   error_pipe = UNIXSocket.open(ENV["HOMEBREW_ERROR_PIPE"], &:recv_io)
   error_pipe.fcntl(Fcntl::F_SETFD, Fcntl::FD_CLOEXEC)
diff --git a/Library/Homebrew/cask/cmd.rb b/Library/Homebrew/cask/cmd.rb
index 63ae4c5fa1..b3d4b5e33a 100644
--- a/Library/Homebrew/cask/cmd.rb
+++ b/Library/Homebrew/cask/cmd.rb
@@ -35,6 +35,8 @@ require "cask/cmd/internal_stanza"
 
 module Cask
   class Cmd
+    include Context
+
     ALIASES = {
       "ls"       => "list",
       "homepage" => "home",
@@ -154,7 +156,7 @@ module Cask
       end
     rescue CaskError, MethodDeprecatedError, ArgumentError, OptionParser::InvalidOption => e
       onoe e.message
-      $stderr.puts e.backtrace if Homebrew.args.debug?
+      $stderr.puts e.backtrace if debug?
       exit 1
     rescue StandardError, ScriptError, NoMemoryError => e
       onoe e.message
diff --git a/Library/Homebrew/cask/installer.rb b/Library/Homebrew/cask/installer.rb
index cbf5dc389b..5ad75d01ce 100644
--- a/Library/Homebrew/cask/installer.rb
+++ b/Library/Homebrew/cask/installer.rb
@@ -367,11 +367,10 @@ module Cask
             force:                   false,
           ).install
         else
-          FormulaInstaller.new(cask_or_formula).yield_self do |fi|
+          FormulaInstaller.new(cask_or_formula, verbose: verbose?).yield_self do |fi|
             fi.installed_as_dependency = true
             fi.installed_on_request = false
             fi.show_header = true
-            fi.verbose = verbose?
             fi.prelude
             fi.fetch
             fi.install
diff --git a/Library/Homebrew/cleaner.rb b/Library/Homebrew/cleaner.rb
index cf962341f7..651662a7c9 100644
--- a/Library/Homebrew/cleaner.rb
+++ b/Library/Homebrew/cleaner.rb
@@ -10,6 +10,8 @@
 # * sets permissions on executables
 # * removes unresolved symlinks
 class Cleaner
+  include Context
+
   # Create a cleaner for the given formula
   def initialize(f)
     @f = f
@@ -58,7 +60,7 @@ class Cleaner
     # actual files gets removed correctly.
     dirs.reverse_each do |d|
       if d.children.empty?
-        puts "rmdir: #{d} (empty)" if Homebrew.args.verbose?
+        puts "rmdir: #{d} (empty)" if verbose?
         d.rmdir
       end
     end
@@ -109,7 +111,7 @@ class Cleaner
         else
           0444
         end
-        if Homebrew.args.debug?
+        if 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
diff --git a/Library/Homebrew/cli/args.rb b/Library/Homebrew/cli/args.rb
index f9d7adef1f..a67d0e7d10 100644
--- a/Library/Homebrew/cli/args.rb
+++ b/Library/Homebrew/cli/args.rb
@@ -188,6 +188,10 @@ module Homebrew
         flag_with_value.delete_prefix(arg_prefix)
       end
 
+      def context
+        Context::ContextStruct.new(debug: debug?, quiet: quiet?, verbose: verbose?)
+      end
+
       private
 
       def option_to_name(option)
diff --git a/Library/Homebrew/cli/parser.rb b/Library/Homebrew/cli/parser.rb
index 7d414e07d0..c034f63024 100644
--- a/Library/Homebrew/cli/parser.rb
+++ b/Library/Homebrew/cli/parser.rb
@@ -88,9 +88,7 @@ module Homebrew
       def env?(env)
         return false if env.blank?
 
-        Homebrew::EnvConfig.send("#{env}?")
-      rescue NoMethodError
-        false
+        Homebrew::EnvConfig.try(:"#{env}?")
       end
 
       def usage_banner(text)
diff --git a/Library/Homebrew/cmd/help.rb b/Library/Homebrew/cmd/help.rb
index d75c424e1c..acd6849ca5 100644
--- a/Library/Homebrew/cmd/help.rb
+++ b/Library/Homebrew/cmd/help.rb
@@ -3,7 +3,7 @@
 require "help"
 
 module Homebrew
-  def help(cmd = nil, flags = {})
-    Help.help(cmd, flags)
+  def help
+    Help.help
   end
 end
diff --git a/Library/Homebrew/cmd/install.rb b/Library/Homebrew/cmd/install.rb
index 607e69ec92..efb73358d6 100644
--- a/Library/Homebrew/cmd/install.rb
+++ b/Library/Homebrew/cmd/install.rb
@@ -325,7 +325,8 @@ module Homebrew
 
     fi = FormulaInstaller.new(f, force_bottle:               args.force_bottle?,
                                  include_test_formulae:      args.include_test_formulae,
-                                 build_from_source_formulae: args.build_from_source_formulae)
+                                 build_from_source_formulae: args.build_from_source_formulae,
+                                 debug: args.debug?, quiet: args.quiet?, verbose: args.verbose?)
     fi.options              = build_options.used_options
     fi.env                  = args.env
     fi.force                = args.force?
diff --git a/Library/Homebrew/cmd/link.rb b/Library/Homebrew/cmd/link.rb
index 25719e29a8..412135f55e 100644
--- a/Library/Homebrew/cmd/link.rb
+++ b/Library/Homebrew/cmd/link.rb
@@ -31,10 +31,11 @@ module Homebrew
   def link
     args = link_args.parse
 
-    mode = OpenStruct.new
-
-    mode.overwrite = true if args.overwrite?
-    mode.dry_run = true if args.dry_run?
+    options = {
+      overwrite: args.overwrite?,
+      dry_run:   args.dry_run?,
+      verbose:   args.verbose?,
+    }
 
     args.kegs.each do |keg|
       keg_only = Formulary.keg_only?(keg.rack)
@@ -53,13 +54,13 @@ module Homebrew
         next
       end
 
-      if mode.dry_run
-        if mode.overwrite
+      if args.dry_run?
+        if args.overwrite?
           puts "Would remove:"
         else
           puts "Would link:"
         end
-        keg.link(mode)
+        keg.link(**options)
         puts_keg_only_path_message(keg) if keg_only
         next
       end
@@ -89,7 +90,7 @@ module Homebrew
         puts if args.verbose?
 
         begin
-          n = keg.link(mode)
+          n = keg.link(**options)
         rescue Keg::LinkError
           puts
           raise
diff --git a/Library/Homebrew/cmd/outdated.rb b/Library/Homebrew/cmd/outdated.rb
index a3366b7564..c6fe50c200 100644
--- a/Library/Homebrew/cmd/outdated.rb
+++ b/Library/Homebrew/cmd/outdated.rb
@@ -94,7 +94,7 @@ module Homebrew
       if formula_or_cask.is_a?(Formula)
         f = formula_or_cask
 
-        if verbose? args: args
+        if verbose?
           outdated_kegs = f.outdated_kegs(fetch_head: args.fetch_HEAD?)
 
           current_version = if f.alias_changed?
@@ -122,7 +122,7 @@ module Homebrew
       else
         c = formula_or_cask
 
-        puts c.outdated_info(args.greedy?, verbose?(args: args), false)
+        puts c.outdated_info(args.greedy?, verbose?, false)
       end
     end
   end
@@ -147,13 +147,13 @@ module Homebrew
       else
         c = formula_or_cask
 
-        c.outdated_info(args.greedy?, verbose?(args: args), true)
+        c.outdated_info(args.greedy?, verbose?, true)
       end
     end
   end
 
-  def verbose?(args:)
-    ($stdout.tty? || args.verbose?) && !args.quiet?
+  def verbose?
+    ($stdout.tty? || super) && !quiet?
   end
 
   def json_version(version)
diff --git a/Library/Homebrew/cmd/postinstall.rb b/Library/Homebrew/cmd/postinstall.rb
index e0ac1d548c..a9da23695f 100644
--- a/Library/Homebrew/cmd/postinstall.rb
+++ b/Library/Homebrew/cmd/postinstall.rb
@@ -24,7 +24,7 @@ module Homebrew
 
     args.resolved_formulae.each do |f|
       ohai "Postinstalling #{f}"
-      fi = FormulaInstaller.new(f)
+      fi = FormulaInstaller.new(f, debug: args.debug?, quiet: args.quiet?, verbose: args.verbose?)
       fi.post_install
     end
   end
diff --git a/Library/Homebrew/cmd/switch.rb b/Library/Homebrew/cmd/switch.rb
index 06feb4badc..33a15d1c1f 100644
--- a/Library/Homebrew/cmd/switch.rb
+++ b/Library/Homebrew/cmd/switch.rb
@@ -49,7 +49,7 @@ module Homebrew
 
     # Link new version, if not keg-only
     if Formulary.keg_only?(rack)
-      keg.optlink
+      keg.optlink(verbose: args.verbose?)
       puts "Opt link created for #{keg}"
     else
       puts "#{keg.link} links created for #{keg}"
diff --git a/Library/Homebrew/cmd/unlink.rb b/Library/Homebrew/cmd/unlink.rb
index e31bde919a..7dfb9d7f7b 100644
--- a/Library/Homebrew/cmd/unlink.rb
+++ b/Library/Homebrew/cmd/unlink.rb
@@ -26,20 +26,19 @@ module Homebrew
   def unlink
     args = unlink_args.parse
 
-    mode = OpenStruct.new
-    mode.dry_run = true if args.dry_run?
+    options = { dry_run: args.dry_run?, verbose: args.verbose? }
 
     args.kegs.each do |keg|
-      if mode.dry_run
+      if args.dry_run?
         puts "Would remove:"
-        keg.unlink(mode)
+        keg.unlink(**options)
         next
       end
 
       keg.lock do
         print "Unlinking #{keg}... "
         puts if args.verbose?
-        puts "#{keg.unlink(mode)} symlinks removed"
+        puts "#{keg.unlink(**options)} symlinks removed"
       end
     end
   end
diff --git a/Library/Homebrew/cmd/update-report.rb b/Library/Homebrew/cmd/update-report.rb
index b35f1462d3..6760897cc1 100644
--- a/Library/Homebrew/cmd/update-report.rb
+++ b/Library/Homebrew/cmd/update-report.rb
@@ -120,7 +120,7 @@ module Homebrew
       else
         hub.dump(updated_formula_report: !args.preinstall?)
         hub.reporters.each(&:migrate_tap_migration)
-        hub.reporters.each { |r| r.migrate_formula_rename(force: args.force?) }
+        hub.reporters.each { |r| r.migrate_formula_rename(force: args.force?, verbose: args.verbose?) }
         CacheStoreDatabase.use(:descriptions) do |db|
           DescriptionCacheStore.new(db)
                                .update_from_report!(hub)
@@ -371,7 +371,7 @@ class Reporter
     end
   end
 
-  def migrate_formula_rename(force:)
+  def migrate_formula_rename(force:, verbose:)
     Formula.installed.each do |formula|
       next unless Migrator.needs_migration?(formula)
 
diff --git a/Library/Homebrew/compat.rb b/Library/Homebrew/compat.rb
index bc254d9e1c..d14810694a 100644
--- a/Library/Homebrew/compat.rb
+++ b/Library/Homebrew/compat.rb
@@ -1,5 +1,7 @@
 # frozen_string_literal: true
 
+require "compat/dependencies_helpers"
+require "compat/cli/parser"
 require "compat/extend/nil"
 require "compat/extend/string"
 require "compat/formula"
diff --git a/Library/Homebrew/compat/cli/parser.rb b/Library/Homebrew/compat/cli/parser.rb
new file mode 100644
index 0000000000..ec330bb23c
--- /dev/null
+++ b/Library/Homebrew/compat/cli/parser.rb
@@ -0,0 +1,32 @@
+# frozen_string_literal: true
+
+module Homebrew
+  module CLI
+    class Parser
+      module Compat
+        module DeprecatedArgs
+          def respond_to_missing?(*)
+            super
+          end
+
+          def method_missing(method, *)
+            if ![:debug?, :quiet?, :verbose?, :value].include?(method) && !@printed_args_warning
+              odeprecated "Homebrew.args", "`args = <command>_args.parse` and pass `args` along the call chain"
+              @printed_args_warning = true
+            end
+
+            super
+          end
+        end
+
+        def parse(*)
+          args = super
+          Homebrew.args = args.dup.extend(DeprecatedArgs)
+          args
+        end
+      end
+
+      prepend Compat
+    end
+  end
+end
diff --git a/Library/Homebrew/compat/dependencies_helpers.rb b/Library/Homebrew/compat/dependencies_helpers.rb
new file mode 100644
index 0000000000..095c891011
--- /dev/null
+++ b/Library/Homebrew/compat/dependencies_helpers.rb
@@ -0,0 +1,17 @@
+# frozen_string_literal: true
+
+require "cli/args"
+
+module DependenciesHelpers
+  module Compat
+    def argv_includes_ignores(argv = nil)
+      unless @printed_includes_ignores_warning
+        odeprecated "Homebrew.argv_includes_ignores", "Homebrew.args_includes_ignores"
+        @printed_includes_ignores_warning = true
+      end
+      args_includes_ignores(argv ? Homebrew::CLI::Args.new : Homebrew.args)
+    end
+  end
+
+  prepend Compat
+end
diff --git a/Library/Homebrew/context.rb b/Library/Homebrew/context.rb
new file mode 100644
index 0000000000..c8c70ac7b8
--- /dev/null
+++ b/Library/Homebrew/context.rb
@@ -0,0 +1,71 @@
+# frozen_string_literal: true
+
+require "monitor"
+
+module Context
+  extend MonitorMixin
+
+  def self.current=(context)
+    synchronize do
+      @current = context
+    end
+  end
+
+  def self.current
+    if current_context = Thread.current[:context]
+      return current_context
+    end
+
+    synchronize do
+      @current ||= ContextStruct.new
+    end
+  end
+
+  class ContextStruct
+    def initialize(debug: nil, quiet: nil, verbose: nil)
+      @debug = debug
+      @quiet = quiet
+      @verbose = verbose
+    end
+
+    def debug?
+      @debug
+    end
+
+    def quiet?
+      @quiet
+    end
+
+    def verbose?
+      @verbose
+    end
+  end
+
+  def debug?
+    Context.current.debug?
+  end
+
+  def quiet?
+    Context.current.quiet?
+  end
+
+  def verbose?
+    Context.current.verbose?
+  end
+
+  def with_context(**options)
+    old_context = Thread.current[:context]
+
+    new_context = ContextStruct.new(
+      debug:   options.fetch(:debug, old_context&.debug?),
+      quiet:   options.fetch(:quiet, old_context&.quiet?),
+      verbose: options.fetch(:verbose, old_context&.verbose?),
+    )
+
+    Thread.current[:context] = new_context
+
+    yield
+  ensure
+    Thread.current[:context] = old_context
+  end
+end
diff --git a/Library/Homebrew/dev-cmd/audit.rb b/Library/Homebrew/dev-cmd/audit.rb
index 45b24c293d..599c770802 100644
--- a/Library/Homebrew/dev-cmd/audit.rb
+++ b/Library/Homebrew/dev-cmd/audit.rb
@@ -103,7 +103,7 @@ module Homebrew
 
     only_cops = args.only_cops
     except_cops = args.except_cops
-    options = { fix: args.fix? }
+    options = { fix: args.fix?, debug: args.debug?, verbose: args.verbose? }
 
     if only_cops
       options[:only_cops] = only_cops
diff --git a/Library/Homebrew/dev-cmd/pr-pull.rb b/Library/Homebrew/dev-cmd/pr-pull.rb
index 28ae197fac..052e5dbdbc 100644
--- a/Library/Homebrew/dev-cmd/pr-pull.rb
+++ b/Library/Homebrew/dev-cmd/pr-pull.rb
@@ -116,7 +116,7 @@ module Homebrew
       # git cherry-pick unfortunately has no quiet option
       ohai "Cherry-picking #{commit_count} commit#{"s" unless commit_count == 1} from ##{pr}"
       cherry_pick_args = "git", "-C", path, "cherry-pick", "--ff", "--allow-empty", "#{merge_base}..FETCH_HEAD"
-      result = Homebrew.args.verbose? ? system(*cherry_pick_args) : quiet_system(*cherry_pick_args)
+      result = args.verbose? ? system(*cherry_pick_args) : quiet_system(*cherry_pick_args)
 
       unless result
         if args.resolve?
diff --git a/Library/Homebrew/dev-cmd/style.rb b/Library/Homebrew/dev-cmd/style.rb
index 7bb6fe8e75..3c05b73778 100644
--- a/Library/Homebrew/dev-cmd/style.rb
+++ b/Library/Homebrew/dev-cmd/style.rb
@@ -50,7 +50,9 @@ module Homebrew
     only_cops = args.only_cops
     except_cops = args.except_cops
 
-    options = { fix: args.fix?, display_cop_names: args.display_cop_names? }
+    options = {
+      fix: args.fix?, display_cop_names: args.display_cop_names?, debug: args.debug?, verbose: args.verbose?
+    }
     if only_cops
       options[:only_cops] = only_cops
     elsif except_cops
diff --git a/Library/Homebrew/download_strategy.rb b/Library/Homebrew/download_strategy.rb
index ce99d2845c..7afadb9c85 100644
--- a/Library/Homebrew/download_strategy.rb
+++ b/Library/Homebrew/download_strategy.rb
@@ -13,6 +13,7 @@ require "mechanize/http/content_disposition_parser"
 class AbstractDownloadStrategy
   extend Forwardable
   include FileUtils
+  include Context
 
   module Pourable
     def stage
@@ -21,9 +22,9 @@ class AbstractDownloadStrategy
     end
   end
 
-  attr_reader :cache, :cached_location, :url, :meta, :name, :version, :shutup
+  attr_reader :cache, :cached_location, :url, :meta, :name, :version
 
-  private :meta, :name, :version, :shutup
+  private :meta, :name, :version
 
   def initialize(url, name, version, **meta)
     @url = url
@@ -31,24 +32,18 @@ class AbstractDownloadStrategy
     @version = version
     @cache = meta.fetch(:cache, HOMEBREW_CACHE)
     @meta = meta
-    @shutup = false
     extend Pourable if meta[:bottle]
   end
 
   # Download and cache the resource as {#cached_location}.
   def fetch; end
 
-  # Suppress output
-  def shutup!
-    @shutup = true
-  end
-
   def puts(*args)
-    super(*args) unless shutup
+    super(*args) unless quiet?
   end
 
   def ohai(*args)
-    super(*args) unless shutup
+    super(*args) unless quiet?
   end
 
   # Unpack {#cached_location} into the current working directory, and possibly
@@ -60,7 +55,7 @@ class AbstractDownloadStrategy
                           ref_type: @ref_type, ref: @ref)
                   .extract_nestedly(basename:             basename,
                                     prioritise_extension: true,
-                                    verbose:              Homebrew.args.verbose? && !shutup)
+                                    verbose:              verbose? && !quiet?)
     chdir
   end
 
@@ -102,9 +97,9 @@ class AbstractDownloadStrategy
   def system_command!(*args, **options)
     super(
       *args,
-      print_stdout: !shutup,
-      print_stderr: !shutup,
-      verbose:      Homebrew.args.verbose? && !shutup,
+      print_stdout: !quiet?,
+      print_stderr: !quiet?,
+      verbose:      verbose? && !quiet?,
       env:          env,
       **options,
     )
@@ -498,7 +493,7 @@ class NoUnzipCurlDownloadStrategy < CurlDownloadStrategy
   def stage
     UnpackStrategy::Uncompressed.new(cached_location)
                                 .extract(basename: basename,
-                                         verbose:  Homebrew.args.verbose? && !shutup)
+                                         verbose:  verbose? && !quiet?)
   end
 end
 
@@ -553,7 +548,7 @@ class SubversionDownloadStrategy < VCSDownloadStrategy
     # This saves on bandwidth and will have a similar effect to verifying the
     # cache as it will make any changes to get the right revision.
     args = []
-    args << "--quiet" unless Homebrew.args.verbose?
+    args << "--quiet" unless verbose?
 
     if revision
       ohai "Checking out #{@ref}"
@@ -897,7 +892,7 @@ class CVSDownloadStrategy < VCSDownloadStrategy
   end
 
   def quiet_flag
-    "-Q" unless Homebrew.args.verbose?
+    "-Q" unless verbose?
   end
 
   def clone_repo
diff --git a/Library/Homebrew/exceptions.rb b/Library/Homebrew/exceptions.rb
index 49e05e0484..f3fb93c6f0 100644
--- a/Library/Homebrew/exceptions.rb
+++ b/Library/Homebrew/exceptions.rb
@@ -356,10 +356,10 @@ class BuildError < RuntimeError
     []
   end
 
-  def dump
+  def dump(verbose: false)
     puts
 
-    if Homebrew.args.verbose?
+    if verbose
       require "system_config"
       require "build_environment"
 
diff --git a/Library/Homebrew/extend/pathname.rb b/Library/Homebrew/extend/pathname.rb
index 63023593ca..fb3ddd9659 100644
--- a/Library/Homebrew/extend/pathname.rb
+++ b/Library/Homebrew/extend/pathname.rb
@@ -419,6 +419,8 @@ require "extend/os/pathname"
 # @private
 module ObserverPathnameExtension
   class << self
+    include Context
+
     attr_accessor :n, :d
 
     def reset_counts!
@@ -437,8 +439,8 @@ module ObserverPathnameExtension
     MAXIMUM_VERBOSE_OUTPUT = 100
 
     def verbose?
-      return Homebrew.args.verbose? unless ENV["CI"]
-      return false unless Homebrew.args.verbose?
+      return super unless ENV["CI"]
+      return false unless super
 
       if total < MAXIMUM_VERBOSE_OUTPUT
         true
diff --git a/Library/Homebrew/formula.rb b/Library/Homebrew/formula.rb
index 10ab763470..5849baaa20 100644
--- a/Library/Homebrew/formula.rb
+++ b/Library/Homebrew/formula.rb
@@ -54,9 +54,11 @@ class Formula
   include Utils::Inreplace
   include Utils::Shebang
   include Utils::Shell
+  include Context
   extend Enumerable
   extend Forwardable
   extend Cachable
+  extend Predicable
 
   # @!method inreplace(paths, before = nil, after = nil)
   # Actually implemented in {Utils::Inreplace.inreplace}.
@@ -536,8 +538,10 @@ class Formula
     return false unless head&.downloader.is_a?(VCSDownloadStrategy)
 
     downloader = head.downloader
-    downloader.shutup! unless Homebrew.args.verbose?
-    downloader.commit_outdated?(version.version.commit)
+
+    with_context quiet: true do
+      downloader.commit_outdated?(version.version.commit)
+    end
   end
 
   # The latest prefix for this formula. Checks for {#head}, then {#devel}
@@ -1182,7 +1186,7 @@ class Formula
       begin
         yield self, staging
       rescue
-        staging.retain! if interactive || Homebrew.args.debug?
+        staging.retain! if interactive || debug?
         raise
       ensure
         cp Dir["config.log", "CMakeCache.txt"], logs
@@ -1831,13 +1835,13 @@ class Formula
           end
         end
       rescue Exception # rubocop:disable Lint/RescueException
-        staging.retain! if Homebrew.args.debug?
+        staging.retain! if debug?
         raise
       end
     end
   ensure
-    @testpath = nil
     @prefix_returns_versioned_prefix = false
+    @testpath = nil
   end
 
   # @private
@@ -1927,13 +1931,12 @@ class Formula
   # # If there is a "make", "install" available, please use it!
   # system "make", "install"</pre>
   def system(cmd, *args)
-    verbose = Homebrew.args.verbose?
     verbose_using_dots = Homebrew::EnvConfig.verbose_using_dots?
 
     # remove "boring" arguments so that the important ones are more likely to
     # be shown considering that we trim long ohai lines to the terminal width
     pretty_args = args.dup
-    unless verbose
+    unless verbose?
       case cmd
       when "./configure"
         pretty_args -= %w[--disable-dependency-tracking --disable-debug --disable-silent-rules]
@@ -1961,7 +1964,7 @@ class Formula
       log.puts Time.now, "", cmd, args, ""
       log.flush
 
-      if verbose
+      if verbose?
         rd, wr = IO.pipe
         begin
           pid = fork do
@@ -2004,7 +2007,7 @@ class Formula
         log_lines = Homebrew::EnvConfig.fail_log_lines
 
         log.flush
-        if !verbose || verbose_using_dots
+        if !verbose? || verbose_using_dots
           puts "Last #{log_lines} lines from #{logfn}:"
           Kernel.system "/usr/bin/tail", "-n", log_lines, logfn
         end
diff --git a/Library/Homebrew/formula_assertions.rb b/Library/Homebrew/formula_assertions.rb
index acb428ae98..55592f2214 100644
--- a/Library/Homebrew/formula_assertions.rb
+++ b/Library/Homebrew/formula_assertions.rb
@@ -2,6 +2,8 @@
 
 module Homebrew
   module Assertions
+    include Context
+
     require "test/unit/assertions"
     include ::Test::Unit::Assertions
 
@@ -12,7 +14,7 @@ module Homebrew
       assert_equal result, $CHILD_STATUS.exitstatus
       output
     rescue Test::Unit::AssertionFailedError
-      puts output if Homebrew.args.verbose?
+      puts output if verbose?
       raise
     end
 
@@ -28,7 +30,7 @@ module Homebrew
       assert_equal result, $CHILD_STATUS.exitstatus unless result.nil?
       output
     rescue Test::Unit::AssertionFailedError
-      puts output if Homebrew.args.verbose?
+      puts output if verbose?
       raise
     end
   end
diff --git a/Library/Homebrew/formula_installer.rb b/Library/Homebrew/formula_installer.rb
index e70d60089e..06d5db08b8 100644
--- a/Library/Homebrew/formula_installer.rb
+++ b/Library/Homebrew/formula_installer.rb
@@ -51,7 +51,8 @@ class FormulaInstaller
                  force_bottle: false,
                  include_test_formulae: [],
                  build_from_source_formulae: [],
-                 cc: nil)
+                 cc: nil,
+                 debug: false, quiet: false, verbose: false)
     @formula = formula
     @env = nil
     @force = false
@@ -68,9 +69,9 @@ class FormulaInstaller
     @interactive = false
     @git = false
     @cc = cc
-    @verbose = Homebrew.args.verbose?
-    @quiet = Homebrew.args.quiet?
-    @debug = Homebrew.args.debug?
+    @verbose = verbose
+    @quiet = quiet
+    @debug = debug
     @installed_as_dependency = false
     @installed_on_request = true
     @options = Options.new
@@ -601,15 +602,13 @@ class FormulaInstaller
 
   def fetch_dependency(dep)
     df = dep.to_formula
-    fi = FormulaInstaller.new(df, force_bottle:               false,
+    fi = FormulaInstaller.new(df, force_bottle:      false,
                                   include_test_formulae:      include_test_formulae,
-                                  build_from_source_formulae: build_from_source_formulae)
+                                  build_from_source_formulae: build_from_source_formulae,
+                                  debug: debug?, quiet: quiet?, verbose: verbose?)
 
     fi.force                   = force?
     fi.keep_tmp                = keep_tmp?
-    fi.verbose                 = verbose?
-    fi.quiet                   = quiet?
-    fi.debug                   = debug?
     # When fetching we don't need to recurse the dependency tree as it's already
     # been done for us in `compute_dependencies` and there's no requirement to
     # fetch in a particular order.
@@ -642,9 +641,10 @@ class FormulaInstaller
       EOS
     end
 
-    fi = FormulaInstaller.new(df, force_bottle:               false,
+    fi = FormulaInstaller.new(df, force_bottle:      false,
                                   include_test_formulae:      include_test_formulae,
-                                  build_from_source_formulae: build_from_source_formulae)
+                                  build_from_source_formulae: build_from_source_formulae,
+                                  debug: debug?, quiet: quiet?, verbose: verbose?)
 
     fi.options                |= tab.used_options
     fi.options                |= Tab.remap_deprecated_options(df.deprecated_options, dep.options)
@@ -652,9 +652,6 @@ class FormulaInstaller
     fi.options                &= df.options
     fi.force                   = force?
     fi.keep_tmp                = keep_tmp?
-    fi.verbose                 = verbose?
-    fi.quiet                   = quiet?
-    fi.debug                   = debug?
     fi.link_keg              ||= keg_was_linked if keg_had_linked_keg
     fi.installed_as_dependency = true
     fi.installed_on_request    = df.any_version_installed? && tab.installed_on_request
@@ -665,7 +662,7 @@ class FormulaInstaller
   rescue Exception => e # rubocop:disable Lint/RescueException
     ignore_interrupts do
       tmp_keg.rename(installed_keg) if tmp_keg && !installed_keg.directory?
-      linked_keg.link if keg_was_linked
+      linked_keg.link(verbose: verbose?) if keg_was_linked
     end
     raise unless e.is_a? FormulaInstallationAlreadyAttemptedError
 
@@ -845,7 +842,7 @@ class FormulaInstaller
   def link(keg)
     unless link_keg
       begin
-        keg.optlink
+        keg.optlink(verbose: verbose?)
         Formula.clear_cache
       rescue Keg::LinkError => e
         onoe "Failed to create #{formula.opt_prefix}"
@@ -876,7 +873,7 @@ class FormulaInstaller
     backup_dir = HOMEBREW_CACHE/"Backup"
 
     begin
-      keg.link
+      keg.link(verbose: verbose?)
     rescue Keg::ConflictError => e
       conflict_file = e.dst
       if formula.link_overwrite?(conflict_file) && !link_overwrite_backup.key?(conflict_file)
@@ -891,8 +888,7 @@ class FormulaInstaller
       puts e
       puts
       puts "Possible conflicting files are:"
-      mode = OpenStruct.new(dry_run: true, overwrite: true)
-      keg.link(mode)
+      keg.link(dry_run: true, overwrite: true, verbose: verbose?)
       @show_summary_heading = true
       Homebrew.failed = true
     rescue Keg::LinkError => e
@@ -939,7 +935,7 @@ class FormulaInstaller
     log.mkpath if formula.plist.include? log.to_s
   rescue Exception => e # rubocop:disable Lint/RescueException
     onoe "Failed to install plist file"
-    ohai e, e.backtrace if debug?
+    odebug e, e.backtrace
     Homebrew.failed = true
   end
 
@@ -949,7 +945,7 @@ class FormulaInstaller
     onoe "Failed to fix install linkage"
     puts "The formula built, but you may encounter issues using it or linking other"
     puts "formulae against it."
-    ohai e, e.backtrace if debug?
+    odebug e, e.backtrace
     Homebrew.failed = true
     @show_summary_heading = true
   end
@@ -960,7 +956,7 @@ class FormulaInstaller
   rescue Exception => e # rubocop:disable Lint/RescueException
     opoo "The cleaning step did not complete successfully"
     puts "Still, the installation was successful, so we will link it into your prefix"
-    ohai e, e.backtrace if debug?
+    odebug e, e.backtrace
     Homebrew.failed = true
     @show_summary_heading = true
   end
@@ -996,7 +992,7 @@ class FormulaInstaller
   rescue Exception => e # rubocop:disable Lint/RescueException
     opoo "The post-install step did not complete successfully"
     puts "You can try again using `brew postinstall #{formula.full_name}`"
-    ohai e, e.backtrace if debug? || Homebrew::EnvConfig.developer?
+    odebug e, e.backtrace, always_display: Homebrew::EnvConfig.developer?
     Homebrew.failed = true
     @show_summary_heading = true
   end
diff --git a/Library/Homebrew/formula_versions.rb b/Library/Homebrew/formula_versions.rb
index 5805213c8b..d6503bd22b 100644
--- a/Library/Homebrew/formula_versions.rb
+++ b/Library/Homebrew/formula_versions.rb
@@ -3,6 +3,8 @@
 require "formula"
 
 class FormulaVersions
+  include Context
+
   IGNORED_EXCEPTIONS = [
     ArgumentError, NameError, SyntaxError, TypeError,
     FormulaSpecificationError, FormulaValidationError,
@@ -44,7 +46,7 @@ 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 Homebrew.args.debug?
+    odebug "#{e} in #{name} at revision #{rev}", e.backtrace if debug?
   rescue FormulaUnavailableError
     nil
   ensure
diff --git a/Library/Homebrew/formulary.rb b/Library/Homebrew/formulary.rb
index 80600d7e34..ce3d098cf9 100644
--- a/Library/Homebrew/formulary.rb
+++ b/Library/Homebrew/formulary.rb
@@ -109,6 +109,8 @@ module Formulary
   # A FormulaLoader returns instances of formulae.
   # Subclasses implement loaders for particular sources of formulae.
   class FormulaLoader
+    include Context
+
     # The formula's name
     attr_reader :name
     # The formula's ruby file's path or filename
@@ -138,7 +140,7 @@ module Formulary
     private
 
     def load_file(flags:)
-      $stderr.puts "#{$PROGRAM_NAME} (#{self.class.name}): loading #{path}" if Homebrew.args.debug?
+      $stderr.puts "#{$PROGRAM_NAME} (#{self.class.name}): loading #{path}" if debug?
       raise FormulaUnavailableError, name unless path.file?
 
       Formulary.load_formula_from_path(name, path, flags: flags)
@@ -314,7 +316,7 @@ module Formulary
     end
 
     def klass(flags:)
-      $stderr.puts "#{$PROGRAM_NAME} (#{self.class.name}): loading #{path}" if Homebrew.args.debug?
+      $stderr.puts "#{$PROGRAM_NAME} (#{self.class.name}): loading #{path}" if debug?
       namespace = "FormulaNamespace#{Digest::MD5.hexdigest(contents.to_s)}"
       Formulary.load_formula(name, path, contents, namespace, flags: flags)
     end
diff --git a/Library/Homebrew/global.rb b/Library/Homebrew/global.rb
index b100822fc0..9276582221 100644
--- a/Library/Homebrew/global.rb
+++ b/Library/Homebrew/global.rb
@@ -37,7 +37,6 @@ require "config"
 require "os"
 require "cli/args"
 require "messages"
-require "system_command"
 
 HOMEBREW_PRODUCT = ENV["HOMEBREW_PRODUCT"]
 HOMEBREW_VERSION = ENV["HOMEBREW_VERSION"]
@@ -116,6 +115,7 @@ end.compact.freeze
 
 require "set"
 
+require "context"
 require "extend/pathname"
 
 require "extend/module"
@@ -125,6 +125,7 @@ require "active_support/core_ext/object/blank"
 require "active_support/core_ext/hash/deep_merge"
 require "active_support/core_ext/file/atomic"
 
+require "system_command"
 require "exceptions"
 require "utils"
 
diff --git a/Library/Homebrew/help.rb b/Library/Homebrew/help.rb
index 53c3e46d56..12283523d8 100644
--- a/Library/Homebrew/help.rb
+++ b/Library/Homebrew/help.rb
@@ -40,7 +40,7 @@ module Homebrew
   module Help
     module_function
 
-    def help(cmd = nil, empty_argv: false, usage_error: nil)
+    def help(cmd = nil, empty_argv: false, usage_error: nil, remaining_args: [])
       if cmd.nil?
         # Handle `brew` (no arguments).
         if empty_argv
@@ -58,7 +58,7 @@ module Homebrew
 
       # Display command-specific (or generic) help in response to `UsageError`.
       if usage_error
-        $stderr.puts path ? command_help(cmd, path) : HOMEBREW_HELP
+        $stderr.puts path ? command_help(cmd, path, remaining_args: remaining_args) : HOMEBREW_HELP
         $stderr.puts
         onoe usage_error
         exit 1
@@ -68,16 +68,16 @@ module Homebrew
       return if path.nil?
 
       # Display help for internal command (or generic help if undocumented).
-      puts command_help(cmd, path)
+      puts command_help(cmd, path, remaining_args: remaining_args)
       exit 0
     end
 
-    def command_help(cmd, path)
+    def command_help(cmd, path, remaining_args:)
       # Only some types of commands can have a parser.
       output = if Commands.valid_internal_cmd?(cmd) ||
                   Commands.valid_internal_dev_cmd?(cmd) ||
                   Commands.external_ruby_v2_cmd_path(cmd)
-        parser_help(path)
+        parser_help(path, remaining_args: remaining_args)
       end
 
       output ||= comment_help(path)
@@ -90,13 +90,13 @@ module Homebrew
       output
     end
 
-    def parser_help(path)
+    def parser_help(path, remaining_args:)
       # Let OptionParser generate help text for commands which have a parser.
       cmd_parser = CLI::Parser.from_cmd_path(path)
       return unless cmd_parser
 
       # Try parsing arguments here in order to show formula options in help output.
-      cmd_parser.parse(Homebrew.args.remaining, ignore_invalid_options: true)
+      cmd_parser.parse(remaining_args, ignore_invalid_options: true)
       cmd_parser.generate_help_text
     end
 
diff --git a/Library/Homebrew/keg.rb b/Library/Homebrew/keg.rb
index ccf250e6df..fc15f00546 100644
--- a/Library/Homebrew/keg.rb
+++ b/Library/Homebrew/keg.rb
@@ -323,7 +323,7 @@ class Keg
     EOS
   end
 
-  def unlink(mode = OpenStruct.new)
+  def unlink(**options)
     ObserverPathnameExtension.reset_counts!
 
     dirs = []
@@ -341,7 +341,7 @@ class Keg
         next unless dst.symlink?
         next if src != dst.resolved_path
 
-        if mode.dry_run
+        if options[:dry_run]
           puts dst
           Find.prune if src.directory?
           next
@@ -354,7 +354,7 @@ class Keg
       end
     end
 
-    unless mode.dry_run
+    unless options[:dry_run]
       remove_linked_keg_record if linked?
       dirs.reverse_each(&:rmdir_if_possible)
     end
@@ -436,21 +436,21 @@ class Keg
     end
   end
 
-  def link(mode = OpenStruct.new)
+  def link(**options)
     raise AlreadyLinkedError, self if linked_keg_record.directory?
 
     ObserverPathnameExtension.reset_counts!
 
-    optlink(mode) unless mode.dry_run
+    optlink(**options) unless options[:dry_run]
 
     # yeah indeed, you have to force anything you need in the main tree into
     # these dirs REMEMBER that *NOT* everything needs to be in the main tree
-    link_dir("etc", mode) { :mkpath }
-    link_dir("bin", mode) { :skip_dir }
-    link_dir("sbin", mode) { :skip_dir }
-    link_dir("include", mode) { :link }
+    link_dir("etc", **options) { :mkpath }
+    link_dir("bin", **options) { :skip_dir }
+    link_dir("sbin", **options) { :skip_dir }
+    link_dir("include", **options) { :link }
 
-    link_dir("share", mode) do |relative_path|
+    link_dir("share", **options) do |relative_path|
       case relative_path.to_s
       when "locale/locale.alias" then :skip_file
       when INFOFILE_RX then :info
@@ -468,7 +468,7 @@ class Keg
       end
     end
 
-    link_dir("lib", mode) do |relative_path|
+    link_dir("lib", **options) do |relative_path|
       case relative_path.to_s
       when "charset.alias" then :skip_file
       # pkg-config database gets explicitly created
@@ -494,7 +494,7 @@ class Keg
       end
     end
 
-    link_dir("Frameworks", mode) do |relative_path|
+    link_dir("Frameworks", **options) do |relative_path|
       # Frameworks contain symlinks pointing into a subdir, so we have to use
       # the :link strategy. However, for Foo.framework and
       # Foo.framework/Versions we have to use :mkpath so that multiple formulae
@@ -506,9 +506,9 @@ class Keg
       end
     end
 
-    make_relative_symlink(linked_keg_record, path, mode) unless mode.dry_run
+    make_relative_symlink(linked_keg_record, path, **options) unless options[:dry_run]
   rescue LinkError
-    unlink
+    unlink(verbose: options[:verbose])
     raise
   else
     ObserverPathnameExtension.n
@@ -536,19 +536,19 @@ class Keg
     tab.aliases || []
   end
 
-  def optlink(mode = OpenStruct.new)
+  def optlink(**options)
     opt_record.delete if opt_record.symlink? || opt_record.exist?
-    make_relative_symlink(opt_record, path, mode)
+    make_relative_symlink(opt_record, path, **options)
     aliases.each do |a|
       alias_opt_record = opt_record.parent/a
       alias_opt_record.delete if alias_opt_record.symlink? || alias_opt_record.exist?
-      make_relative_symlink(alias_opt_record, path, mode)
+      make_relative_symlink(alias_opt_record, path, **options)
     end
 
     return unless oldname_opt_record
 
     oldname_opt_record.delete
-    make_relative_symlink(oldname_opt_record, path, mode)
+    make_relative_symlink(oldname_opt_record, path, **options)
   end
 
   def delete_pyc_files!
@@ -558,7 +558,7 @@ class Keg
 
   private
 
-  def resolve_any_conflicts(dst, mode)
+  def resolve_any_conflicts(dst, **options)
     return unless dst.symlink?
 
     src = dst.resolved_path
@@ -571,7 +571,7 @@ class Keg
       stat = src.lstat
     rescue Errno::ENOENT
       # dst is a broken symlink, so remove it.
-      dst.unlink unless mode.dry_run
+      dst.unlink unless options[:dry_run]
       return
     end
 
@@ -580,25 +580,23 @@ class Keg
     begin
       keg = Keg.for(src)
     rescue NotAKegError
-      if Homebrew.args.verbose?
-        puts "Won't resolve conflicts for symlink #{dst} as it doesn't resolve into the Cellar"
-      end
+      puts "Won't resolve conflicts for symlink #{dst} as it doesn't resolve into the Cellar" if options[:verbose]
       return
     end
 
-    dst.unlink unless mode.dry_run
-    keg.link_dir(src, mode) { :mkpath }
+    dst.unlink unless options[:dry_run]
+    keg.link_dir(src, **options) { :mkpath }
     true
   end
 
-  def make_relative_symlink(dst, src, mode)
+  def make_relative_symlink(dst, src, **options)
     if dst.symlink? && src == dst.resolved_path
-      puts "Skipping; link already exists: #{dst}" if Homebrew.args.verbose?
+      puts "Skipping; link already exists: #{dst}" if options[:verbose]
       return
     end
 
     # cf. git-clean -n: list files to delete, don't really link or delete
-    if mode.dry_run && mode.overwrite
+    if options[:dry_run] && options[:overwrite]
       if dst.symlink?
         puts "#{dst} -> #{dst.resolved_path}"
       elsif dst.exist?
@@ -608,12 +606,12 @@ class Keg
     end
 
     # list all link targets
-    if mode.dry_run
+    if options[:dry_run]
       puts dst
       return
     end
 
-    dst.delete if mode.overwrite && (dst.exist? || dst.symlink?)
+    dst.delete if options[:overwrite] && (dst.exist? || dst.symlink?)
     dst.make_relative_symlink(src)
   rescue Errno::EEXIST => e
     raise ConflictError.new(self, src.relative_path_from(path), dst, e) if dst.exist?
@@ -631,7 +629,7 @@ class Keg
   protected
 
   # symlinks the contents of path+relative_dir recursively into #{HOMEBREW_PREFIX}/relative_dir
-  def link_dir(relative_dir, mode)
+  def link_dir(relative_dir, **options)
     root = path/relative_dir
     return unless root.exist?
 
@@ -655,10 +653,10 @@ class Keg
         when :info
           next if File.basename(src) == "dir" # skip historical local 'dir' files
 
-          make_relative_symlink dst, src, mode
+          make_relative_symlink dst, src, **options
           dst.install_info
         else
-          make_relative_symlink dst, src, mode
+          make_relative_symlink dst, src, **options
         end
       elsif src.directory?
         # if the dst dir already exists, then great! walk the rest of the tree tho
@@ -672,10 +670,10 @@ class Keg
         when :skip_dir
           Find.prune
         when :mkpath
-          dst.mkpath unless resolve_any_conflicts(dst, mode)
+          dst.mkpath unless resolve_any_conflicts(dst, **options)
         else
-          unless resolve_any_conflicts(dst, mode)
-            make_relative_symlink dst, src, mode
+          unless resolve_any_conflicts(dst, **options)
+            make_relative_symlink dst, src, **options
             Find.prune
           end
         end
diff --git a/Library/Homebrew/migrator.rb b/Library/Homebrew/migrator.rb
index 30d0603b0e..e0903aa48f 100644
--- a/Library/Homebrew/migrator.rb
+++ b/Library/Homebrew/migrator.rb
@@ -5,6 +5,8 @@ require "keg"
 require "tab"
 
 class Migrator
+  include Context
+
   class MigrationNeededError < RuntimeError
     def initialize(formula)
       super <<~EOS
@@ -209,7 +211,7 @@ class Migrator
   rescue Exception => e # rubocop:disable Lint/RescueException
     onoe "Error occurred while migrating."
     puts e
-    puts e.backtrace if Homebrew.args.debug?
+    puts e.backtrace if debug?
     puts "Backing up..."
     ignore_interrupts { backup_oldname }
   ensure
@@ -267,7 +269,7 @@ class Migrator
     oh1 "Unlinking #{Formatter.identifier(oldname)}"
     old_cellar.subdirs.each do |d|
       keg = Keg.new(d)
-      keg.unlink
+      keg.unlink(verbose: verbose?)
     end
   end
 
@@ -275,7 +277,7 @@ class Migrator
     oh1 "Temporarily unlinking #{Formatter.identifier(newname)}"
     new_cellar.subdirs.each do |d|
       keg = Keg.new(d)
-      keg.unlink
+      keg.unlink(verbose: verbose?)
     end
   end
 
@@ -288,7 +290,7 @@ class Migrator
     # If formula is keg-only we also optlink it.
     if formula.keg_only? || !old_linked_keg_record
       begin
-        new_keg.optlink
+        new_keg.optlink(verbose: verbose?)
       rescue Keg::LinkError => e
         onoe "Failed to create #{formula.opt_prefix}"
         raise
@@ -299,15 +301,13 @@ class Migrator
     new_keg.remove_linked_keg_record if new_keg.linked?
 
     begin
-      mode = OpenStruct.new(overwrite: true)
-      new_keg.link(mode)
+      new_keg.link(overwrite: true, verbose: verbose?)
     rescue Keg::ConflictError => e
       onoe "Error while executing `brew link` step on #{newname}"
       puts e
       puts
       puts "Possible conflicting files are:"
-      mode = OpenStruct.new(dry_run: true, overwrite: true)
-      new_keg.link(mode)
+      new_keg.link(dry_run: true, overwrite: true, verbose: verbose?)
       raise
     rescue Keg::LinkError => e
       onoe "Error while linking"
@@ -318,8 +318,8 @@ class Migrator
     rescue Exception => e # rubocop:disable Lint/RescueException
       onoe "An unexpected error occurred during linking"
       puts e
-      puts e.backtrace if Homebrew.args.debug?
-      ignore_interrupts { new_keg.unlink }
+      puts e.backtrace if debug?
+      ignore_interrupts { new_keg.unlink(verbose: verbose?) }
       raise
     end
   end
@@ -384,7 +384,7 @@ class Migrator
     if new_cellar.exist?
       new_cellar.subdirs.each do |d|
         newname_keg = Keg.new(d)
-        newname_keg.unlink
+        newname_keg.unlink(verbose: verbose?)
         newname_keg.uninstall if new_cellar_existed
       end
     end
@@ -396,16 +396,16 @@ class Migrator
     # create a keg using its old path
     if old_linked_keg_record
       begin
-        old_linked_keg.link
+        old_linked_keg.link(verbose: verbose?)
       rescue Keg::LinkError
-        old_linked_keg.unlink
+        old_linked_keg.unlink(verbose: verbose?)
         raise
       rescue Keg::AlreadyLinkedError
-        old_linked_keg.unlink
+        old_linked_keg.unlink(verbose: verbose?)
         retry
       end
     else
-      old_linked_keg.optlink
+      old_linked_keg.optlink(verbose: verbose?)
     end
   end
 
diff --git a/Library/Homebrew/os/mac/keg.rb b/Library/Homebrew/os/mac/keg.rb
index 90593712ff..0782226c00 100644
--- a/Library/Homebrew/os/mac/keg.rb
+++ b/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 Homebrew.args.debug?
+    odebug "Changing dylib ID of #{file}\n  from #{file.dylib_id}\n    to #{id}"
     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 Homebrew.args.debug?
+    odebug "Changing install name in #{file}\n  from #{old}\n    to #{new}"
     MachO::Tools.change_install_name(file, old, new, strict: false)
   rescue MachO::MachOError
     onoe <<~EOS
diff --git a/Library/Homebrew/postinstall.rb b/Library/Homebrew/postinstall.rb
index 557fd3387a..d6ae171797 100644
--- a/Library/Homebrew/postinstall.rb
+++ b/Library/Homebrew/postinstall.rb
@@ -17,7 +17,7 @@ begin
   trap("INT", old_trap)
 
   formula = args.resolved_formulae.first
-  formula.extend(Debrew::Formula) if Homebrew.args.debug?
+  formula.extend(Debrew::Formula) if args.debug?
   formula.run_post_install
 rescue Exception => e # rubocop:disable Lint/RescueException
   error_pipe.puts e.to_json
diff --git a/Library/Homebrew/reinstall.rb b/Library/Homebrew/reinstall.rb
index 77645bf7c0..96234cb04f 100644
--- a/Library/Homebrew/reinstall.rb
+++ b/Library/Homebrew/reinstall.rb
@@ -24,7 +24,8 @@ module Homebrew
     options &= f.options
 
     fi = FormulaInstaller.new(f, force_bottle:               args.force_bottle?,
-                                 build_from_source_formulae: args.build_from_source_formulae)
+                                 build_from_source_formulae: args.build_from_source_formulae,
+                                 debug: args.debug?, quiet: args.quiet?, verbose: args.verbose?)
     fi.options              = options
     fi.force                = args.force?
     fi.keep_tmp             = args.keep_tmp?
@@ -48,7 +49,7 @@ module Homebrew
   rescue FormulaInstallationAlreadyAttemptedError
     nil
   rescue Exception # rubocop:disable Lint/RescueException
-    ignore_interrupts { restore_backup(keg, keg_was_linked) }
+    ignore_interrupts { restore_backup(keg, keg_was_linked, verbose: args.verbose?) }
     raise
   else
     begin
@@ -81,7 +82,7 @@ module Homebrew
     Pathname.new(keg).rmtree if keg.exist?
 
     path.rename keg
-    keg.link if keg_was_linked
+    keg.link(verbose: verbose) if keg_was_linked
   end
 
   def backup_path(path)
diff --git a/Library/Homebrew/resource.rb b/Library/Homebrew/resource.rb
index 4b00e4ea3a..b76bd703fa 100644
--- a/Library/Homebrew/resource.rb
+++ b/Library/Homebrew/resource.rb
@@ -9,6 +9,7 @@ require "mktemp"
 # primary formula download, along with other declared resources, are instances
 # of this class.
 class Resource
+  include Context
   include FileUtils
 
   attr_reader :mirrors, :specs, :using, :source_modified_time, :patches, :owner
@@ -140,7 +141,7 @@ class Resource
 
   def verify_download_integrity(fn)
     if fn.file?
-      ohai "Verifying #{fn.basename} checksum" if Homebrew.args.verbose?
+      ohai "Verifying #{fn.basename} checksum" if verbose?
       fn.verify_checksum(checksum)
     end
   rescue ChecksumMissingError
diff --git a/Library/Homebrew/rubocops/lines.rb b/Library/Homebrew/rubocops/lines.rb
index 552225fb5b..7996601dea 100644
--- a/Library/Homebrew/rubocops/lines.rb
+++ b/Library/Homebrew/rubocops/lines.rb
@@ -284,9 +284,7 @@ module RuboCop
             end
           end
 
-          find_instance_call(body_node, "ARGV") do |method_node|
-            next if [:debug?, :verbose?, :value].index(method_node.method_name)
-
+          find_instance_call(body_node, "ARGV") do |_method_node|
             problem "Use build instead of ARGV to check options"
           end
 
diff --git a/Library/Homebrew/software_spec.rb b/Library/Homebrew/software_spec.rb
index 170b4e5d8f..91ff124c09 100644
--- a/Library/Homebrew/software_spec.rb
+++ b/Library/Homebrew/software_spec.rb
@@ -240,7 +240,7 @@ class HeadSoftwareSpec < SoftwareSpec
   end
 
   def verify_download_integrity(_fn)
-    nil
+    # no-op
   end
 end
 
diff --git a/Library/Homebrew/style.rb b/Library/Homebrew/style.rb
index c7a94df76b..be40a4dd41 100644
--- a/Library/Homebrew/style.rb
+++ b/Library/Homebrew/style.rb
@@ -16,7 +16,9 @@ module Homebrew
       check_style_impl(files, :json, **options)
     end
 
-    def check_style_impl(files, output_type, fix: false, except_cops: nil, only_cops: nil, display_cop_names: false)
+    def check_style_impl(files, output_type,
+                         fix: false, except_cops: nil, only_cops: nil, display_cop_names: false,
+                         debug: false, verbose: false)
       Homebrew.install_bundler_gems!
       require "rubocop"
       require "rubocops"
@@ -30,7 +32,8 @@ module Homebrew
         "--parallel"
       end
 
-      args += ["--extra-details", "--display-cop-names"] if Homebrew.args.verbose?
+      args += ["--extra-details"] if verbose
+      args += ["--display-cop-names"] if display_cop_names || verbose
 
       if except_cops
         except_cops.map! { |cop| RuboCop::Cop::Cop.registry.qualified_cop_name(cop.to_s, "") }
@@ -77,15 +80,13 @@ module Homebrew
 
       case output_type
       when :print
-        args << "--debug" if Homebrew.args.debug?
-        args << "--display-cop-names" if display_cop_names
+        args << "--debug" if debug
         args << "--format" << "simple" if files.present?
         system(cache_env, "rubocop", *args)
         rubocop_success = $CHILD_STATUS.success?
       when :json
         json, err, status =
-          Open3.capture3(cache_env, "rubocop",
-                         "--format", "json", *args)
+          Open3.capture3(cache_env, "rubocop", "--format", "json", *args)
         # exit status of 1 just means violations were found; other numbers mean
         # execution errors.
         # exitstatus can also be nil if RuboCop process crashes, e.g. due to
diff --git a/Library/Homebrew/system_command.rb b/Library/Homebrew/system_command.rb
index 3db2429ab0..c0e91059a1 100644
--- a/Library/Homebrew/system_command.rb
+++ b/Library/Homebrew/system_command.rb
@@ -8,7 +8,6 @@ require "shellwords"
 require "extend/io"
 require "extend/hash_validator"
 using HashValidator
-require "extend/predicable"
 
 module Kernel
   def system_command(*args)
@@ -21,6 +20,7 @@ module Kernel
 end
 
 class SystemCommand
+  include Context
   extend Predicable
 
   attr_reader :pid
@@ -34,7 +34,7 @@ class SystemCommand
   end
 
   def run!
-    puts redact_secrets(command.shelljoin.gsub('\=', "="), @secrets) if verbose? || Homebrew.args.debug?
+    puts redact_secrets(command.shelljoin.gsub('\=', "="), @secrets) if verbose? || debug?
 
     @output = []
 
@@ -84,7 +84,13 @@ class SystemCommand
 
   attr_reader :executable, :args, :input, :options, :env
 
-  attr_predicate :sudo?, :print_stdout?, :print_stderr?, :verbose?, :must_succeed?
+  attr_predicate :sudo?, :print_stdout?, :print_stderr?, :must_succeed?
+
+  def verbose?
+    return super if @verbose.nil?
+
+    @verbose
+  end
 
   def env_args
     set_variables = env.reject { |_, value| value.nil? }
@@ -160,6 +166,8 @@ class SystemCommand
   end
 
   class Result
+    include Context
+
     attr_accessor :command, :status, :exit_status
 
     def initialize(command, output, status, secrets:)
@@ -222,7 +230,7 @@ class SystemCommand
     end
 
     def warn_plist_garbage(garbage)
-      return unless Homebrew.args.verbose?
+      return unless verbose?
       return unless garbage.match?(/\S/)
 
       opoo "Received non-XML output from #{Formatter.identifier(command.first)}:"
diff --git a/Library/Homebrew/test.rb b/Library/Homebrew/test.rb
index 2936c20715..a175ca0637 100644
--- a/Library/Homebrew/test.rb
+++ b/Library/Homebrew/test.rb
@@ -16,9 +16,9 @@ require "dev-cmd/test"
 TEST_TIMEOUT_SECONDS = 5 * 60
 
 begin
-  Homebrew.args = Homebrew::CLI::Parser.new.parse(ARGV.dup.freeze, ignore_invalid_options: true)
-
   args = Homebrew.test_args.parse
+  Context.current = args.context
+
   error_pipe = UNIXSocket.open(ENV["HOMEBREW_ERROR_PIPE"], &:recv_io)
   error_pipe.fcntl(Fcntl::F_SETFD, Fcntl::FD_CLOEXEC)
 
diff --git a/Library/Homebrew/test/download_strategies_spec.rb b/Library/Homebrew/test/download_strategies_spec.rb
index f24857652e..07a3f7bc8d 100644
--- a/Library/Homebrew/test/download_strategies_spec.rb
+++ b/Library/Homebrew/test/download_strategies_spec.rb
@@ -121,7 +121,6 @@ describe GitDownloadStrategy do
         git_commit_all
       end
 
-      subject.shutup!
       expect(subject.fetch_last_commit).to eq("f68266e")
     end
   end
diff --git a/Library/Homebrew/test/keg_spec.rb b/Library/Homebrew/test/keg_spec.rb
index 2df44f9b1e..060ceb2d42 100644
--- a/Library/Homebrew/test/keg_spec.rb
+++ b/Library/Homebrew/test/keg_spec.rb
@@ -21,7 +21,6 @@ describe Keg do
 
   let(:dst) { HOMEBREW_PREFIX/"bin"/"helloworld" }
   let(:nonexistent) { Pathname.new("/some/nonexistent/path") }
-  let(:mode) { OpenStruct.new }
   let!(:keg) { setup_test_keg("foo", "1.0") }
   let(:kegs) { [] }
 
@@ -84,11 +83,11 @@ describe Keg do
     end
 
     context "with dry run set to true" do
-      it "only prints what would be done" do
-        mode.dry_run = true
+      let(:options) { { dry_run: true } }
 
+      it "only prints what would be done" do
         expect {
-          expect(keg.link(mode)).to eq(0)
+          expect(keg.link(**options)).to eq(0)
         }.to output(<<~EOF).to_stdout
           #{HOMEBREW_PREFIX}/bin/goodbye_cruel_world
           #{HOMEBREW_PREFIX}/bin/helloworld
@@ -119,27 +118,27 @@ describe Keg do
     end
 
     context "with overwrite set to true" do
+      let(:options) { { overwrite: true } }
+
       it "overwrite existing files" do
         touch dst
-        mode.overwrite = true
-        expect(keg.link(mode)).to eq(3)
+        expect(keg.link(**options)).to eq(3)
         expect(keg).to be_linked
       end
 
       it "overwrites broken symlinks" do
         dst.make_symlink "nowhere"
-        mode.overwrite = true
-        expect(keg.link(mode)).to eq(3)
+        expect(keg.link(**options)).to eq(3)
         expect(keg).to be_linked
       end
 
       it "still supports dryrun" do
         touch dst
-        mode.overwrite = true
-        mode.dry_run = true
+
+        options[:dry_run] = true
 
         expect {
-          expect(keg.link(mode)).to eq(0)
+          expect(keg.link(**options)).to eq(0)
         }.to output(<<~EOF).to_stdout
           #{dst}
         EOF
diff --git a/Library/Homebrew/test/rubocops/lines_spec.rb b/Library/Homebrew/test/rubocops/lines_spec.rb
index 46d24fab94..404617524b 100644
--- a/Library/Homebrew/test/rubocops/lines_spec.rb
+++ b/Library/Homebrew/test/rubocops/lines_spec.rb
@@ -821,18 +821,6 @@ describe RuboCop::Cop::FormulaAudit::Miscellaneous do
       RUBY
     end
 
-    it "Using ARGV to check options" do
-      expect_no_offenses(<<~RUBY)
-        class Foo < Formula
-          desc "foo"
-          url 'https://brew.sh/foo-1.0.tgz'
-          def install
-            verbose = Homebrew.args.verbose?
-          end
-        end
-      RUBY
-    end
-
     it 'man+"man8" usage' do
       expect_offense(<<~RUBY)
         class Foo < Formula
diff --git a/Library/Homebrew/test/system_command_result_spec.rb b/Library/Homebrew/test/system_command_result_spec.rb
index a424661c39..bc48fcdd75 100644
--- a/Library/Homebrew/test/system_command_result_spec.rb
+++ b/Library/Homebrew/test/system_command_result_spec.rb
@@ -120,7 +120,7 @@ describe SystemCommand::Result do
 
       context "when verbose" do
         before do
-          allow(Homebrew).to receive(:args).and_return(OpenStruct.new("verbose?" => true))
+          allow(Context).to receive(:current).and_return(Context::ContextStruct.new(verbose: true))
         end
 
         it "warns about garbage" do
@@ -144,7 +144,7 @@ describe SystemCommand::Result do
 
       context "when verbose" do
         before do
-          allow(Homebrew).to receive(:args).and_return(OpenStruct.new("verbose?" => true))
+          allow(Context).to receive(:current).and_return(Context::ContextStruct.new(verbose: true))
         end
 
         it "warns about garbage" do
diff --git a/Library/Homebrew/upgrade.rb b/Library/Homebrew/upgrade.rb
index d447331884..06e314380f 100644
--- a/Library/Homebrew/upgrade.rb
+++ b/Library/Homebrew/upgrade.rb
@@ -63,9 +63,8 @@ module Homebrew
     options |= f.build.used_options
     options &= f.options
 
-    fi = FormulaInstaller.new(f, force_bottle:               args.force_bottle?,
-                                 include_test_formulae:      args.include_test_formulae,
-                                 build_from_source_formulae: args.build_from_source_formulae)
+    fi = FormulaInstaller.new(f, force_bottle: args.force_bottle?,
+                              debug: args.debug?, quiet: args.quiet?, verbose: args.verbose?)
     fi.options = options
     fi.force = args.force?
     fi.keep_tmp = args.keep_tmp?
@@ -102,7 +101,7 @@ module Homebrew
   rescue CannotInstallFormulaError => e
     ofail e
   rescue BuildError => e
-    e.dump
+    e.dump(verbose: args.verbose?)
     puts
     Homebrew.failed = true
   rescue DownloadError => e
@@ -225,7 +224,7 @@ module Homebrew
     rescue CannotInstallFormulaError => e
       ofail e
     rescue BuildError => e
-      e.dump
+      e.dump(verbose: args.verbose?)
       puts
       Homebrew.failed = true
     rescue DownloadError => e
diff --git a/Library/Homebrew/utils.rb b/Library/Homebrew/utils.rb
index 254ac11ea1..0c4068c89e 100644
--- a/Library/Homebrew/utils.rb
+++ b/Library/Homebrew/utils.rb
@@ -16,6 +16,8 @@ require "tap_constants"
 require "time"
 
 module Homebrew
+  extend Context
+
   module_function
 
   def _system(cmd, *args, **options)
@@ -34,7 +36,7 @@ module Homebrew
   end
 
   def system(cmd, *args, **options)
-    if Homebrew.args.verbose?
+    if verbose?
       puts "#{cmd} #{args * " "}".gsub(RUBY_PATH, "ruby")
                                  .gsub($LOAD_PATH.join(File::PATH_SEPARATOR).to_s, "$LOAD_PATH")
     end
@@ -86,7 +88,13 @@ module Kernel
   end
 
   def ohai_title(title)
-    title = Tty.truncate(title) if $stdout.tty? && !Homebrew.args.verbose?
+    verbose = if respond_to?(:verbose?)
+      verbose?
+    else
+      Context.current.verbose?
+    end
+
+    title = Tty.truncate(title) if $stdout.tty? && !verbose
     Formatter.headline(title, color: :blue)
   end
 
@@ -95,15 +103,27 @@ module Kernel
     puts sput
   end
 
-  def odebug(title, *sput)
-    return unless Homebrew.args.debug?
+  def odebug(title, *sput, always_display: false)
+    debug = if respond_to?(:debug)
+      debug?
+    else
+      Context.current.debug?
+    end
+
+    return unless debug || always_display
 
     puts Formatter.headline(title, color: :magenta)
     puts sput unless sput.empty?
   end
 
-  def oh1(title, options = {})
-    title = Tty.truncate(title) if $stdout.tty? && !Homebrew.args.verbose? && options.fetch(:truncate, :auto) == :auto
+  def oh1(title, truncate: :auto)
+    verbose = if respond_to?(:verbose?)
+      verbose?
+    else
+      Context.current.verbose?
+    end
+
+    title = Tty.truncate(title) if $stdout.tty? && !verbose && truncate == :auto
     puts Formatter.headline(title, color: :green)
   end
 
@@ -369,12 +389,12 @@ module Kernel
   end
 
   def nostdout
-    if Homebrew.args.verbose?
+    if verbose?
       yield
     else
       begin
         out = $stdout.dup
-        $stdout.reopen("/dev/null")
+        $stdout.reopen(File::NULL)
         yield
       ensure
         $stdout.reopen(out)
diff --git a/Library/Homebrew/utils/analytics.rb b/Library/Homebrew/utils/analytics.rb
index 7921136a5c..8f0e7e0e4d 100644
--- a/Library/Homebrew/utils/analytics.rb
+++ b/Library/Homebrew/utils/analytics.rb
@@ -5,6 +5,8 @@ require "erb"
 module Utils
   module Analytics
     class << self
+      include Context
+
       def report(type, metadata = {})
         return if not_this_run?
         return if disabled?
@@ -148,7 +150,7 @@ module Utils
       end
 
       def get_analytics(json, args:)
-        full_analytics = args.analytics? || Homebrew.args.verbose?
+        full_analytics = args.analytics? || verbose?
 
         ohai "Analytics"
         json["analytics"].each do |category, value|
diff --git a/Library/Homebrew/utils/curl.rb b/Library/Homebrew/utils/curl.rb
index e28265867e..2318579ee0 100644
--- a/Library/Homebrew/utils/curl.rb
+++ b/Library/Homebrew/utils/curl.rb
@@ -34,7 +34,7 @@ def curl_args(*extra_args, show_output: false, user_agent: :default)
 
   unless show_output
     args << "--fail"
-    args << "--progress-bar" unless Homebrew.args.verbose?
+    args << "--progress-bar" unless Context.current.verbose?
     args << "--verbose" if Homebrew::EnvConfig.curl_verbose?
     args << "--silent" unless $stdout.tty?
   end