git grep -l '^describe' | xargs gsed -i 's|^describe|RSpec.describe|g'

Library/Homebrew/test/ENV_spec.rb

@@ -2,7 +2,7 @@
 
 require "extend/ENV"
 
-describe "ENV" do
+RSpec.describe "ENV" do
   shared_examples EnvActivation do
     subject(:env) { env_activation.extend(described_class) }
 

Library/Homebrew/test/PATH_spec.rb

@@ -2,7 +2,7 @@
 
 require "PATH"
 
-describe PATH do
+RSpec.describe PATH do
   describe "#initialize" do
     it "can take multiple arguments" do
       expect(described_class.new("/path1", "/path2")).to eq("/path1:/path2")

Library/Homebrew/test/api/cask_spec.rb

@@ -2,7 +2,7 @@
 
 require "api"
 
-describe Homebrew::API::Cask do
+RSpec.describe Homebrew::API::Cask do
   let(:cache_dir) { mktmpdir }
 
   before do

Library/Homebrew/test/api/formula_spec.rb

@@ -2,7 +2,7 @@
 
 require "api"
 
-describe Homebrew::API::Formula do
+RSpec.describe Homebrew::API::Formula do
   let(:cache_dir) { mktmpdir }
 
   before do

Library/Homebrew/test/api_spec.rb

@@ -2,7 +2,7 @@
 
 require "api"
 
-describe Homebrew::API do
+RSpec.describe Homebrew::API do
   let(:text) { "foo" }
   let(:json) { '{"foo":"bar"}' }
   let(:json_hash) { JSON.parse(json) }

Library/Homebrew/test/bash_spec.rb

@@ -2,7 +2,7 @@
 
 require "open3"
 
-describe "Bash" do
+RSpec.describe "Bash" do
   matcher :have_valid_bash_syntax do
     match do |file|
       stdout, stderr, status = Open3.capture3("/bin/bash", "-n", file)

Library/Homebrew/test/bottle_filename_spec.rb

@@ -3,7 +3,7 @@
 require "formula"
 require "software_spec"
 
-describe Bottle::Filename do
+RSpec.describe Bottle::Filename do
   subject { described_class.new(name, version, tag, rebuild) }
 
   let(:name) { "user/repo/foo" }

Library/Homebrew/test/build_environment_spec.rb

@@ -2,7 +2,7 @@
 
 require "build_environment"
 
-describe BuildEnvironment do
+RSpec.describe BuildEnvironment do
   let(:env) { described_class.new }
 
   describe "#<<" do

Library/Homebrew/test/build_options_spec.rb

@@ -3,7 +3,7 @@
 require "build_options"
 require "options"
 
-describe BuildOptions do
+RSpec.describe BuildOptions do
   alias_matcher :be_built_with, :be_with
   alias_matcher :be_built_without, :be_without
 

Library/Homebrew/test/bump_version_parser_spec.rb

@@ -2,7 +2,7 @@
 
 require "bump_version_parser"
 
-describe Homebrew::BumpVersionParser do
+RSpec.describe Homebrew::BumpVersionParser do
   let(:general_version) { "1.2.3" }
   let(:intel_version) { "2.3.4" }
   let(:arm_version) { "3.4.5" }

Library/Homebrew/test/bundle_version_spec.rb

@@ -2,7 +2,7 @@
 
 require "bundle_version"
 
-describe Homebrew::BundleVersion do
+RSpec.describe Homebrew::BundleVersion do
   describe "#<=>" do
     it "compares both the `short_version` and `version`" do
       expect(described_class.new("1.2.3", "3000")).to be < described_class.new("1.2.3", "4000")

Library/Homebrew/test/cache_store_spec.rb

@@ -2,7 +2,7 @@
 
 require "cache_store"
 
-describe CacheStoreDatabase do
+RSpec.describe CacheStoreDatabase do
   subject(:sample_db) { described_class.new(:sample) }
 
   describe "self.use" do

Library/Homebrew/test/cask/artifact/abstract_artifact_spec.rb

@@ -1,6 +1,6 @@
 # frozen_string_literal: true
 
-describe Cask::Artifact::AbstractArtifact, :cask do
+RSpec.describe Cask::Artifact::AbstractArtifact, :cask do
   describe ".read_script_arguments" do
     let(:stanza) { :installer }
 

Library/Homebrew/test/cask/artifact/alt_target_spec.rb

@@ -1,6 +1,6 @@
 # frozen_string_literal: true
 
-describe Cask::Artifact::App, :cask do
+RSpec.describe Cask::Artifact::App, :cask do
   describe "activate to alternate target" do
     let(:cask) { Cask::CaskLoader.load(cask_path("with-alt-target")) }
 

Library/Homebrew/test/cask/artifact/app_spec.rb

@@ -1,6 +1,6 @@
 # frozen_string_literal: true
 
-describe Cask::Artifact::App, :cask do
+RSpec.describe Cask::Artifact::App, :cask do
   let(:cask) { Cask::CaskLoader.load(cask_path("local-caffeine")) }
   let(:command) { NeverSudoSystemCommand }
   let(:adopt) { false }

Library/Homebrew/test/cask/artifact/binary_spec.rb

@@ -1,6 +1,6 @@
 # frozen_string_literal: true
 
-describe Cask::Artifact::Binary, :cask do
+RSpec.describe Cask::Artifact::Binary, :cask do
   let(:cask) do
     Cask::CaskLoader.load(cask_path("with-binary")).tap do |cask|
       InstallHelper.install_without_artifacts(cask)

Library/Homebrew/test/cask/artifact/generic_artifact_spec.rb

@@ -1,6 +1,6 @@
 # frozen_string_literal: true
 
-describe Cask::Artifact::Artifact, :cask do
+RSpec.describe Cask::Artifact::Artifact, :cask do
   let(:cask) { Cask::CaskLoader.load(cask_path("with-generic-artifact")) }
 
   let(:install_phase) do

Library/Homebrew/test/cask/artifact/installer_spec.rb

@@ -1,6 +1,6 @@
 # frozen_string_literal: true
 
-describe Cask::Artifact::Installer, :cask do
+RSpec.describe Cask::Artifact::Installer, :cask do
   subject(:installer) { described_class.new(cask, **args) }
 
   let(:staged_path) { mktmpdir }

Library/Homebrew/test/cask/artifact/manpage_spec.rb

@@ -1,6 +1,6 @@
 # frozen_string_literal: true
 
-describe Cask::Artifact::Manpage, :cask do
+RSpec.describe Cask::Artifact::Manpage, :cask do
   let(:cask) { Cask::CaskLoader.load(cask_token) }
 
   context "without section" do

Library/Homebrew/test/cask/artifact/pkg_spec.rb

@@ -1,6 +1,6 @@
 # frozen_string_literal: true
 
-describe Cask::Artifact::Pkg, :cask do
+RSpec.describe Cask::Artifact::Pkg, :cask do
   let(:cask) { Cask::CaskLoader.load(cask_path("with-installable")) }
   let(:fake_system_command) { class_double(SystemCommand) }
 

Library/Homebrew/test/cask/artifact/postflight_block_spec.rb

@@ -1,6 +1,6 @@
 # frozen_string_literal: true
 
-describe Cask::Artifact::PostflightBlock, :cask do
+RSpec.describe Cask::Artifact::PostflightBlock, :cask do
   describe "install_phase" do
     it "calls the specified block after installing, passing a Cask mini-dsl" do
       called = false

Library/Homebrew/test/cask/artifact/preflight_block_spec.rb

@@ -1,6 +1,6 @@
 # frozen_string_literal: true
 
-describe Cask::Artifact::PreflightBlock, :cask do
+RSpec.describe Cask::Artifact::PreflightBlock, :cask do
   describe "install_phase" do
     it "calls the specified block before installing, passing a Cask mini-dsl" do
       called = false

Library/Homebrew/test/cask/artifact/suite_spec.rb

@@ -1,6 +1,6 @@
 # frozen_string_literal: true
 
-describe Cask::Artifact::Suite, :cask do
+RSpec.describe Cask::Artifact::Suite, :cask do
   let(:cask) { Cask::CaskLoader.load(cask_path("with-suite")) }
 
   let(:install_phase) do

Library/Homebrew/test/cask/artifact/two_apps_correct_spec.rb

@@ -1,6 +1,6 @@
 # frozen_string_literal: true
 
-describe Cask::Artifact::App, :cask do
+RSpec.describe Cask::Artifact::App, :cask do
   describe "multiple apps" do
     let(:cask) { Cask::CaskLoader.load(cask_path("with-two-apps-correct")) }
 

Library/Homebrew/test/cask/artifact/uninstall_no_zap_spec.rb

@@ -1,6 +1,6 @@
 # frozen_string_literal: true
 
-describe Cask::Artifact::Zap, :cask do
+RSpec.describe Cask::Artifact::Zap, :cask do
   let(:cask) { Cask::CaskLoader.load(cask_path("with-installable")) }
 
   let(:zap_artifact) do

Library/Homebrew/test/cask/artifact/uninstall_spec.rb

@@ -2,7 +2,7 @@
 
 require_relative "shared_examples/uninstall_zap"
 
-describe Cask::Artifact::Uninstall, :cask do
+RSpec.describe Cask::Artifact::Uninstall, :cask do
   describe "#uninstall_phase" do
     include_examples "#uninstall_phase or #zap_phase"
   end

Library/Homebrew/test/cask/artifact/zap_spec.rb

@@ -2,7 +2,7 @@
 
 require_relative "shared_examples/uninstall_zap"
 
-describe Cask::Artifact::Zap, :cask do
+RSpec.describe Cask::Artifact::Zap, :cask do
   describe "#zap_phase" do
     include_examples "#uninstall_phase or #zap_phase"
 

Library/Homebrew/test/cask/audit_spec.rb

@@ -2,7 +2,7 @@
 
 require "cask/audit"
 
-describe Cask::Audit, :cask do
+RSpec.describe Cask::Audit, :cask do
   def include_msg?(problems, msg)
     if msg.is_a?(Regexp)
       Array(problems).any? { |problem| msg.match?(problem[:message]) }

Library/Homebrew/test/cask/cask_loader/from_api_loader_spec.rb

@@ -1,6 +1,6 @@
 # frozen_string_literal: true
 
-describe Cask::CaskLoader::FromAPILoader, :cask do
+RSpec.describe Cask::CaskLoader::FromAPILoader, :cask do
   shared_context "with API setup" do |new_token|
     let(:token) { new_token }
     let(:cask_from_source) { Cask::CaskLoader.load(token) }

Library/Homebrew/test/cask/cask_loader/from_content_loader_spec.rb

@@ -1,6 +1,6 @@
 # frozen_string_literal: true
 
-describe Cask::CaskLoader::FromContentLoader do
+RSpec.describe Cask::CaskLoader::FromContentLoader do
   describe "::try_new" do
     it "returns a loader for Casks specified with `cask \"token\" do … end`" do
       expect(described_class.try_new(<<~RUBY)).not_to be_nil

Library/Homebrew/test/cask/cask_loader/from_path_loader_spec.rb

@@ -1,6 +1,6 @@
 # frozen_string_literal: true
 
-describe Cask::CaskLoader::FromPathLoader do
+RSpec.describe Cask::CaskLoader::FromPathLoader do
   describe "#load" do
     context "when the file does not contain a cask" do
       let(:path) do

Library/Homebrew/test/cask/cask_loader/from_tap_loader_spec.rb

@@ -1,6 +1,6 @@
 # frozen_string_literal: true
 
-describe Cask::CaskLoader::FromTapLoader do
+RSpec.describe Cask::CaskLoader::FromTapLoader do
   let(:cask_name) { "testball" }
   let(:cask_full_name) { "homebrew/cask/#{cask_name}" }
   let(:cask_path) { CoreCaskTap.instance.cask_dir/"#{cask_name}.rb" }

Library/Homebrew/test/cask/cask_loader/from_uri_loader_spec.rb

@@ -1,6 +1,6 @@
 # frozen_string_literal: true
 
-describe Cask::CaskLoader::FromURILoader do
+RSpec.describe Cask::CaskLoader::FromURILoader do
   describe "::try_new" do
     it "returns a loader when given an URI" do
       expect(described_class.try_new(URI("https://brew.sh/"))).not_to be_nil

Library/Homebrew/test/cask/cask_loader_spec.rb

@@ -1,6 +1,6 @@
 # frozen_string_literal: true
 
-describe Cask::CaskLoader, :cask do
+RSpec.describe Cask::CaskLoader, :cask do
   describe "::for" do
     let(:tap) { CoreCaskTap.instance }
 

Library/Homebrew/test/cask/cask_spec.rb

@@ -1,6 +1,6 @@
 # frozen_string_literal: true
 
-describe Cask::Cask, :cask do
+RSpec.describe Cask::Cask, :cask do
   let(:cask) { described_class.new("versioned-cask") }
 
   context "when multiple versions are installed" do

Library/Homebrew/test/cask/config_spec.rb

@@ -1,6 +1,6 @@
 # frozen_string_literal: true
 
-describe Cask::Config, :cask do
+RSpec.describe Cask::Config, :cask do
   subject(:config) { described_class.new }
 
   describe "::from_json" do

Library/Homebrew/test/cask/conflicts_with_spec.rb

@@ -1,6 +1,6 @@
 # frozen_string_literal: true
 
-describe "conflicts_with", :cask do
+RSpec.describe "conflicts_with", :cask do
   describe "conflicts_with cask" do
     let(:local_caffeine) do
       Cask::CaskLoader.load(cask_path("local-caffeine"))

Library/Homebrew/test/cask/denylist_spec.rb

@@ -2,7 +2,7 @@
 
 require "cask/denylist"
 
-describe Cask::Denylist, :cask do
+RSpec.describe Cask::Denylist, :cask do
   describe "::reason" do
     matcher :disallow do |name|
       match do |expected|

Library/Homebrew/test/cask/depends_on_spec.rb

@@ -2,7 +2,7 @@
 
 # TODO: this test should be named after the corresponding class, once
 #       that class is abstracted from installer.rb
-describe "Satisfy Dependencies and Requirements", :cask do
+RSpec.describe "Satisfy Dependencies and Requirements", :cask do
   subject(:install) do
     Cask::Installer.new(cask).install
   end

Library/Homebrew/test/cask/dsl/caveats_spec.rb

@@ -2,7 +2,7 @@
 
 require "test/cask/dsl/shared_examples/base"
 
-describe Cask::DSL::Caveats, :cask do
+RSpec.describe Cask::DSL::Caveats, :cask do
   subject(:caveats) { described_class.new(cask) }
 
   let(:cask) { Cask::CaskLoader.load(cask_path("basic-cask")) }

Library/Homebrew/test/cask/dsl/container_spec.rb

@@ -2,7 +2,7 @@
 
 require "test/cask/dsl/shared_examples/base"
 
-describe Cask::DSL::Container do
+RSpec.describe Cask::DSL::Container do
   subject(:container) { described_class.new(**params) }
 
   describe "#pairs" do

Library/Homebrew/test/cask/dsl/postflight_spec.rb

@@ -3,7 +3,7 @@
 require "test/cask/dsl/shared_examples/base"
 require "test/cask/dsl/shared_examples/staged"
 
-describe Cask::DSL::Postflight, :cask do
+RSpec.describe Cask::DSL::Postflight, :cask do
   let(:cask) { Cask::CaskLoader.load(cask_path("basic-cask")) }
   let(:fake_system_command) { class_double(SystemCommand) }
   let(:dsl) { described_class.new(cask, fake_system_command) }

Library/Homebrew/test/cask/dsl/preflight_spec.rb

@@ -3,7 +3,7 @@
 require "test/cask/dsl/shared_examples/base"
 require "test/cask/dsl/shared_examples/staged"
 
-describe Cask::DSL::Preflight, :cask do
+RSpec.describe Cask::DSL::Preflight, :cask do
   let(:cask) { Cask::CaskLoader.load(cask_path("basic-cask")) }
   let(:fake_system_command) { class_double(SystemCommand) }
   let(:dsl) { described_class.new(cask, fake_system_command) }

Library/Homebrew/test/cask/dsl/uninstall_postflight_spec.rb

@@ -2,7 +2,7 @@
 
 require "test/cask/dsl/shared_examples/base"
 
-describe Cask::DSL::UninstallPostflight, :cask do
+RSpec.describe Cask::DSL::UninstallPostflight, :cask do
   let(:cask) { Cask::CaskLoader.load(cask_path("basic-cask")) }
   let(:dsl) { described_class.new(cask, class_double(SystemCommand)) }
 

Library/Homebrew/test/cask/dsl/uninstall_preflight_spec.rb

@@ -3,7 +3,7 @@
 require "test/cask/dsl/shared_examples/base"
 require "test/cask/dsl/shared_examples/staged"
 
-describe Cask::DSL::UninstallPreflight, :cask do
+RSpec.describe Cask::DSL::UninstallPreflight, :cask do
   let(:cask) { Cask::CaskLoader.load(cask_path("basic-cask")) }
   let(:fake_system_command) { class_double(SystemCommand) }
   let(:dsl) { described_class.new(cask, fake_system_command) }

Library/Homebrew/test/cask/dsl/version_spec.rb

@@ -1,6 +1,6 @@
 # frozen_string_literal: true
 
-describe Cask::DSL::Version, :cask do
+RSpec.describe Cask::DSL::Version, :cask do
   shared_examples "expectations hash" do |input_name, expectations|
     expectations.each do |input_value, expected_output|
       context "when #{input_name} is #{input_value.inspect}" do

Library/Homebrew/test/cask/dsl_spec.rb

@@ -1,6 +1,6 @@
 # frozen_string_literal: true
 
-describe Cask::DSL, :cask do
+RSpec.describe Cask::DSL, :cask do
   let(:cask) { Cask::CaskLoader.load(token) }
   let(:token) { "basic-cask" }
 

Library/Homebrew/test/cask/info_spec.rb

@@ -2,7 +2,7 @@
 
 require "utils"
 
-describe Cask::Info, :cask do
+RSpec.describe Cask::Info, :cask do
   it "displays some nice info about the specified Cask" do
     expect do
       described_class.info(Cask::CaskLoader.load("local-transmission"))

Library/Homebrew/test/cask/installer_spec.rb

@@ -1,6 +1,6 @@
 # frozen_string_literal: true
 
-describe Cask::Installer, :cask do
+RSpec.describe Cask::Installer, :cask do
   describe "install" do
     it "downloads and installs a nice fresh Cask" do
       caffeine = Cask::CaskLoader.load(cask_path("local-caffeine"))

Library/Homebrew/test/cask/list_spec.rb

@@ -2,7 +2,7 @@
 
 require "cask/list"
 
-describe Cask::List, :cask do
+RSpec.describe Cask::List, :cask do
   it "lists the installed Casks in a pretty fashion" do
     casks = %w[local-caffeine local-transmission].map { |c| Cask::CaskLoader.load(c) }
 

Library/Homebrew/test/cask/macos_spec.rb

@@ -1,6 +1,6 @@
 # frozen_string_literal: true
 
-describe MacOS, :cask do
+RSpec.describe MacOS, :cask do
   it "says '/' is undeletable" do
     expect(described_class).to be_undeletable(
       "/",

Library/Homebrew/test/cask/pkg_spec.rb

@@ -1,6 +1,6 @@
 # frozen_string_literal: true
 
-describe Cask::Pkg, :cask do
+RSpec.describe Cask::Pkg, :cask do
   describe "#uninstall" do
     let(:fake_system_command) { NeverSudoSystemCommand }
     let(:empty_response) do

Library/Homebrew/test/cask/reinstall_spec.rb

@@ -3,7 +3,7 @@
 require "cask/installer"
 require "cask/reinstall"
 
-describe Cask::Reinstall, :cask do
+RSpec.describe Cask::Reinstall, :cask do
   it "displays the reinstallation progress" do
     caffeine = Cask::CaskLoader.load(cask_path("local-caffeine"))
 

Library/Homebrew/test/cask/uninstall_spec.rb

@@ -2,7 +2,7 @@
 
 require "cask/uninstall"
 
-describe Cask::Uninstall, :cask do
+RSpec.describe Cask::Uninstall, :cask do
   it "displays the uninstallation progress" do
     caffeine = Cask::CaskLoader.load(cask_path("local-caffeine"))
 

Library/Homebrew/test/cask/upgrade_spec.rb

@@ -2,7 +2,7 @@
 
 require "cask/upgrade"
 
-describe Cask::Upgrade, :cask do
+RSpec.describe Cask::Upgrade, :cask do
   let(:version_latest_paths) do
     [
       version_latest.config.appdir.join("Caffeine Mini.app"),

Library/Homebrew/test/cask/utils_spec.rb

@@ -1,6 +1,6 @@
 # frozen_string_literal: true
 
-describe Cask::Utils do
+RSpec.describe Cask::Utils do
   let(:command) { NeverSudoSystemCommand }
   let(:dir) { mktmpdir }
   let(:path) { dir/"a/b/c" }

Library/Homebrew/test/cask_dependent_spec.rb

@@ -3,7 +3,7 @@
 require "cask/cask_loader"
 require "cask_dependent"
 
-describe CaskDependent, :needs_macos do
+RSpec.describe CaskDependent, :needs_macos do
   subject(:dependent) { described_class.new test_cask }
 
   let :test_cask do

Library/Homebrew/test/caveats_spec.rb

@@ -3,7 +3,7 @@
 require "formula"
 require "caveats"
 
-describe Caveats do
+RSpec.describe Caveats do
   subject(:caveats) { described_class.new(f) }
 
   let(:f) { formula { url "foo-1.0" } }

Library/Homebrew/test/checksum_spec.rb

@@ -2,7 +2,7 @@
 
 require "checksum"
 
-describe Checksum do
+RSpec.describe Checksum do
   describe "#empty?" do
     subject { described_class.new("") }
 

Library/Homebrew/test/checksum_verification_spec.rb

@@ -2,7 +2,7 @@
 
 require "formula"
 
-describe Formula do
+RSpec.describe Formula do
   def formula(&block)
     super do
       url "file://#{TEST_FIXTURE_DIR}/tarballs/testball-0.1.tbz"

Library/Homebrew/test/cleaner_spec.rb

@@ -3,7 +3,7 @@
 require "cleaner"
 require "formula"
 
-describe Cleaner do
+RSpec.describe Cleaner do
   include FileUtils
 
   describe "#clean" do

Library/Homebrew/test/cleanup_spec.rb

@@ -5,7 +5,7 @@ require "cleanup"
 require "cask/cache"
 require "fileutils"
 
-describe Homebrew::Cleanup do
+RSpec.describe Homebrew::Cleanup do
   subject(:cleanup) { described_class.new }
 
   let(:ds_store) { Pathname.new("#{HOMEBREW_CELLAR}/.DS_Store") }

Library/Homebrew/test/cli/named_args_spec.rb

@@ -2,7 +2,7 @@
 
 require "cli/named_args"
 
-describe Homebrew::CLI::NamedArgs do
+RSpec.describe Homebrew::CLI::NamedArgs do
   def setup_unredable_formula(name)
     error = FormulaUnreadableError.new(name, RuntimeError.new("testing"))
     allow(Formulary).to receive(:factory).with(name, any_args).and_raise(error)

Library/Homebrew/test/cli/parser_spec.rb

@@ -2,7 +2,7 @@
 
 require_relative "../../cli/parser"
 
-describe Homebrew::CLI::Parser do
+RSpec.describe Homebrew::CLI::Parser do
   describe "test switch options" do
     subject(:parser) do
       described_class.new do

Library/Homebrew/test/cmd/--cache_spec.rb

@@ -2,7 +2,7 @@
 
 require "cmd/shared_examples/args_parse"
 
-describe "brew --cache" do
+RSpec.describe "brew --cache" do
   it_behaves_like "parseable arguments"
 
   it "prints all cache files for a given Formula", :integration_test do

Library/Homebrew/test/cmd/--caskroom_spec.rb

@@ -2,7 +2,7 @@
 
 require "cmd/shared_examples/args_parse"
 
-describe "brew --caskroom" do
+RSpec.describe "brew --caskroom" do
   it_behaves_like "parseable arguments"
 
   it "prints Homebrew's Caskroom", :integration_test do

Library/Homebrew/test/cmd/--cellar_spec.rb

@@ -2,7 +2,7 @@
 
 require "cmd/shared_examples/args_parse"
 
-describe "brew --cellar" do
+RSpec.describe "brew --cellar" do
   it_behaves_like "parseable arguments"
 
   it "prints Homebrew's Cellar", :integration_test do

Library/Homebrew/test/cmd/--env_spec.rb

@@ -2,7 +2,7 @@
 
 require "cmd/shared_examples/args_parse"
 
-describe "brew --env" do
+RSpec.describe "brew --env" do
   it_behaves_like "parseable arguments"
 
   describe "--shell=bash", :integration_test do

Library/Homebrew/test/cmd/--prefix_spec.rb

@@ -2,7 +2,7 @@
 
 require "cmd/shared_examples/args_parse"
 
-describe "brew --prefix" do
+RSpec.describe "brew --prefix" do
   it_behaves_like "parseable arguments"
 
   it "prints Homebrew's prefix", :integration_test do

Library/Homebrew/test/cmd/--repository_spec.rb

@@ -2,7 +2,7 @@
 
 require "cmd/shared_examples/args_parse"
 
-describe "brew --repository" do
+RSpec.describe "brew --repository" do
   it_behaves_like "parseable arguments"
 
   it "prints Homebrew's repository", :integration_test do

Library/Homebrew/test/cmd/--version_spec.rb

@@ -2,7 +2,7 @@
 
 require "cmd/shared_examples/args_parse"
 
-describe "brew --version" do
+RSpec.describe "brew --version" do
   it "prints the Homebrew's version", :integration_test do
     expect { brew_sh "--version" }
       .to output(/^Homebrew #{Regexp.escape(HOMEBREW_VERSION)}\n/o).to_stdout

Library/Homebrew/test/cmd/analytics_spec.rb

@@ -2,7 +2,7 @@
 
 require "cmd/shared_examples/args_parse"
 
-describe "brew analytics" do
+RSpec.describe "brew analytics" do
   it_behaves_like "parseable arguments"
 
   it "when HOMEBREW_NO_ANALYTICS is unset is disabled after running `brew analytics off`", :integration_test do

Library/Homebrew/test/cmd/autoremove_spec.rb

@@ -2,7 +2,7 @@
 
 require "cmd/shared_examples/args_parse"
 
-describe "brew autoremove" do
+RSpec.describe "brew autoremove" do
   it_behaves_like "parseable arguments"
 
   describe "integration test" do

Library/Homebrew/test/cmd/bundle_spec.rb

@@ -1,6 +1,6 @@
 # frozen_string_literal: true
 
-describe "brew bundle", :integration_test do
+RSpec.describe "brew bundle", :integration_test do
   describe "check" do
     it "checks if a Brewfile's dependencies are satisfied", :needs_network do
       setup_remote_tap "homebrew/bundle"

Library/Homebrew/test/cmd/cleanup_spec.rb

@@ -2,7 +2,7 @@
 
 require "cmd/shared_examples/args_parse"
 
-describe "brew cleanup" do
+RSpec.describe "brew cleanup" do
   before do
     FileUtils.mkdir_p HOMEBREW_LIBRARY/"Homebrew/vendor/"
     FileUtils.touch HOMEBREW_LIBRARY/"Homebrew/vendor/portable-ruby-version"

Library/Homebrew/test/cmd/commands_spec.rb

@@ -5,7 +5,7 @@ require "fileutils"
 
 require "cmd/shared_examples/args_parse"
 
-describe "brew commands" do
+RSpec.describe "brew commands" do
   it_behaves_like "parseable arguments"
 
   it "prints a list of all available commands", :integration_test do

Library/Homebrew/test/cmd/completions_spec.rb

@@ -2,7 +2,7 @@
 
 require "cmd/shared_examples/args_parse"
 
-describe "brew completions" do
+RSpec.describe "brew completions" do
   it_behaves_like "parseable arguments"
 
   it "runs the status subcommand correctly", :integration_test do

Library/Homebrew/test/cmd/config_spec.rb

@@ -2,7 +2,7 @@
 
 require "cmd/shared_examples/args_parse"
 
-describe "brew config" do
+RSpec.describe "brew config" do
   it_behaves_like "parseable arguments"
 
   it "prints information about the current Homebrew configuration", :integration_test do

Library/Homebrew/test/cmd/custom-external-command_spec.rb

@@ -1,6 +1,6 @@
 # frozen_string_literal: true
 
-describe "brew custom-external-command", :integration_test do
+RSpec.describe "brew custom-external-command", :integration_test do
   it "is supported" do
     mktmpdir do |path|
       cmd = "custom-external-command-#{rand}"

Library/Homebrew/test/cmd/deps_spec.rb

@@ -2,7 +2,7 @@
 
 require "cmd/shared_examples/args_parse"
 
-describe "brew deps" do
+RSpec.describe "brew deps" do
   it_behaves_like "parseable arguments"
 
   it "outputs all of a Formula's dependencies and their dependencies on separate lines", :integration_test do

Library/Homebrew/test/cmd/desc_spec.rb

@@ -2,7 +2,7 @@
 
 require "cmd/shared_examples/args_parse"
 
-describe "brew desc" do
+RSpec.describe "brew desc" do
   it_behaves_like "parseable arguments"
 
   it "shows a given Formula's description", :integration_test do

Library/Homebrew/test/cmd/developer_spec.rb

@@ -2,6 +2,6 @@
 
 require "cmd/shared_examples/args_parse"
 
-describe "brew developer" do
+RSpec.describe "brew developer" do
   it_behaves_like "parseable arguments"
 end

Library/Homebrew/test/cmd/docs_spec.rb

@@ -1,6 +1,6 @@
 # frozen_string_literal: true
 
-describe "brew docs" do
+RSpec.describe "brew docs" do
   it "opens the docs page", :integration_test do
     expect { brew "docs", "HOMEBREW_BROWSER" => "echo" }
       .to output("https://docs.brew.sh\n").to_stdout

Library/Homebrew/test/cmd/doctor_spec.rb

@@ -2,7 +2,7 @@
 
 require "cmd/shared_examples/args_parse"
 
-describe "brew doctor" do
+RSpec.describe "brew doctor" do
   it_behaves_like "parseable arguments"
 
   specify "check_integration_test", :integration_test do

Library/Homebrew/test/cmd/fetch_spec.rb

@@ -2,7 +2,7 @@
 
 require "cmd/shared_examples/args_parse"
 
-describe "brew fetch" do
+RSpec.describe "brew fetch" do
   it_behaves_like "parseable arguments"
 
   it "downloads the Formula's URL", :integration_test do

Library/Homebrew/test/cmd/gist-logs_spec.rb

@@ -2,6 +2,6 @@
 
 require "cmd/shared_examples/args_parse"
 
-describe "brew gist-logs" do
+RSpec.describe "brew gist-logs" do
   it_behaves_like "parseable arguments"
 end

Library/Homebrew/test/cmd/help_spec.rb

@@ -1,6 +1,6 @@
 # frozen_string_literal: true
 
-describe "brew", :integration_test do
+RSpec.describe "brew", :integration_test do
   describe "help" do
     it "prints help for a documented Ruby command" do
       expect { brew "help", "cat" }

Library/Homebrew/test/cmd/home_spec.rb

@@ -2,7 +2,7 @@
 
 require "cmd/shared_examples/args_parse"
 
-describe "brew home" do
+RSpec.describe "brew home" do
   let(:testballhome_homepage) do
     Formula["testballhome"].homepage
   end

Library/Homebrew/test/cmd/info_spec.rb

@@ -4,7 +4,7 @@ require "cmd/info"
 
 require "cmd/shared_examples/args_parse"
 
-describe "brew info" do
+RSpec.describe "brew info" do
   it_behaves_like "parseable arguments"
 
   it "prints as json with the --json=v1 flag", :integration_test do

Library/Homebrew/test/cmd/install_spec.rb

@@ -2,7 +2,7 @@
 
 require "cmd/shared_examples/args_parse"
 
-describe "brew install" do
+RSpec.describe "brew install" do
   it_behaves_like "parseable arguments"
 
   it "installs formulae", :integration_test do

Library/Homebrew/test/cmd/leaves_spec.rb

@@ -2,7 +2,7 @@
 
 require "cmd/shared_examples/args_parse"
 
-describe "brew leaves" do
+RSpec.describe "brew leaves" do
   it_behaves_like "parseable arguments"
 
   context "when there are no installed Formulae", :integration_test do

Library/Homebrew/test/cmd/link_spec.rb

@@ -2,7 +2,7 @@
 
 require "cmd/shared_examples/args_parse"
 
-describe "brew link" do
+RSpec.describe "brew link" do
   it_behaves_like "parseable arguments"
 
   it "links a given Formula", :integration_test do

Library/Homebrew/test/cmd/list_spec.rb

@@ -2,7 +2,7 @@
 
 require "cmd/shared_examples/args_parse"
 
-describe "brew list" do
+RSpec.describe "brew list" do
   let(:formulae) { %w[bar foo qux] }
 
   it_behaves_like "parseable arguments"

Library/Homebrew/test/cmd/log_spec.rb

@@ -2,7 +2,7 @@
 
 require "cmd/shared_examples/args_parse"
 
-describe "brew log" do
+RSpec.describe "brew log" do
   it_behaves_like "parseable arguments"
 
   it "shows the Git log for a given Formula", :integration_test do

Library/Homebrew/test/cmd/migrate_spec.rb

@@ -2,7 +2,7 @@
 
 require "cmd/shared_examples/args_parse"
 
-describe "brew migrate" do
+RSpec.describe "brew migrate" do
   it_behaves_like "parseable arguments"
 
   it "migrates a renamed Formula", :integration_test do

Library/Homebrew/test/cmd/missing_spec.rb

@@ -2,7 +2,7 @@
 
 require "cmd/shared_examples/args_parse"
 
-describe "brew missing" do
+RSpec.describe "brew missing" do
   it_behaves_like "parseable arguments"
 
   it "prints missing dependencies", :integration_test do

Library/Homebrew/test/cmd/options_spec.rb

@@ -2,7 +2,7 @@
 
 require "cmd/shared_examples/args_parse"
 
-describe "brew options" do
+RSpec.describe "brew options" do
   it_behaves_like "parseable arguments"
 
   it "prints a given Formula's options", :integration_test do

Library/Homebrew/test/cmd/outdated_spec.rb

@@ -2,7 +2,7 @@
 
 require "cmd/shared_examples/args_parse"
 
-describe "brew outdated" do
+RSpec.describe "brew outdated" do
   it_behaves_like "parseable arguments"
 
   it "outputs JSON", :integration_test do

Library/Homebrew/test/cmd/pin_spec.rb

@@ -2,7 +2,7 @@
 
 require "cmd/shared_examples/args_parse"
 
-describe "brew pin" do
+RSpec.describe "brew pin" do
   it_behaves_like "parseable arguments"
 
   it "pins a Formula's version", :integration_test do

Library/Homebrew/test/cmd/postinstall_spec.rb

@@ -2,6 +2,6 @@
 
 require "cmd/shared_examples/args_parse"
 
-describe "brew postinstall" do
+RSpec.describe "brew postinstall" do
   it_behaves_like "parseable arguments"
 end