Класс: Tap Приватный

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# File 'tap.rb', line 124

def self.allowed_taps
  cache_key = :"allowed_taps_#{Homebrew::EnvConfig.allowed_taps.to_s.tr("", "_")}"
  cache[cache_key] ||= tap_list_references(Homebrew::EnvConfig.allowed_taps.to_s, "HOMEBREW_ALLOWED_TAPS")
end

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# File 'tap.rb', line 1374

def self.core_taps
  [CoreTap.instance, CoreCaskTap.instance].freeze
end

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# File 'tap.rb', line 1382

def self.each(&block)
  return to_enum unless block_given?

  if Homebrew::EnvConfig.no_install_from_api?
    installed.each(&block)
  else
    all.each(&block)
  end
end

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# File 'tap.rb', line 59

def self.fetch(user, repository = T.unsafe(nil))
  user, repository = user.split("/", 2) if repository.nil?

  if [user, repository].any? { |part| part.nil? || part.include?("/") }
    raise InvalidNameError, "Invalid tap name: '#{[*user, *repository].join("/")}'"
  end

  user = T.must(user)

  # We special case homebrew and linuxbrew so that users don't have to shift in a terminal.
  user = user.capitalize if ["homebrew", "linuxbrew"].include?(user)
  repository = repository.sub(HOMEBREW_OFFICIAL_REPO_PREFIXES_REGEX, "")

  return CoreTap.instance if ["Homebrew", "Linuxbrew"].include?(user) && ["core", "homebrew"].include?(repository)
  return CoreCaskTap.instance if user == "Homebrew" && repository == "cask"

  cache_key = "#{user}/#{repository}".downcase
  cache.fetch(cache_key) { |key| cache[key] = new(user, repository) }
end

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# File 'tap.rb', line 130

def self.forbidden_taps
  cache_key = :"forbidden_taps_#{Homebrew::EnvConfig.forbidden_taps.to_s.tr("", "_")}"
  cache[cache_key] ||= tap_list_references(Homebrew::EnvConfig.forbidden_taps.to_s, "HOMEBREW_FORBIDDEN_TAPS")
end

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# File 'tap.rb', line 83

def self.from_path(path)
  match = File.expand_path(path).match(HOMEBREW_TAP_PATH_REGEX)

  return unless match
  return unless (user = match[:user])
  return unless (repository = match[:repository])

  fetch(user, repository)
end

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# File 'tap.rb', line 1359

def self.installed
  cache[:installed] ||= if HOMEBREW_TAP_DIRECTORY.directory?
    HOMEBREW_TAP_DIRECTORY.subdirs.flat_map(&:subdirs).map { from_path(it) }
  else
    []
  end
end

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# File 'tap.rb', line 168

def self.normalize_remote(remote)
  return if remote.blank?

  remote = remote.strip.downcase

  # Canonicalise every GitHub remote form to `https://github.com/<owner>/<repo>` so SSH and
  # HTTPS remotes for the same repository compare equal.
  remote = remote.sub(GITHUB_REMOTE_PREFIX_REGEX, "https://github.com/")

  # Only strip `.git`/trailing slashes for hosts where this is known to be safe.
  host = remote[REMOTE_HOST_REGEX, 1]
  return remote unless NORMALIZE_REMOTE_HOSTS.include?(host)

  remote.sub(%r{/+\z}, "").delete_suffix(".git")
end

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# File 'tap.rb', line 141

def self.remote_reference?(reference)
  reference.match?(%r{\A[^/]+:.}) || reference.start_with?("/", ".", "~")
end

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# File 'tap.rb', line 189

def self.remote_to_reference(url)
  normalised = normalize_remote(url)
  return if normalised.blank?

  match = normalised.match(HOMEBREW_TAP_REPOSITORY_REGEX)
  return normalised unless match

  remote_repository = match[:remote_repository]
  return normalised unless remote_repository

  tap = fetch(remote_repository)
  if same_remote?(normalised, tap.default_remote)
    tap.name
  else
    normalised
  end
rescue InvalidNameError
  normalised
end

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# File 'tap.rb', line 210

def self.same_remote?(first, second)
  first = normalize_remote(first)
  first.present? && first == normalize_remote(second)
end

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# File 'tap.rb', line 218

def self.tap_list_references(env_taps, env_var)
  env_taps.split.filter_map do |reference|
    next reference if remote_reference?(reference)

    Tap.fetch(reference).name
  rescue Tap::InvalidNameError
    opoo "Invalid tap name in `$#{env_var}`: #{reference}"
    nil
  end.freeze
end

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# File 'tap.rb', line 1250

def self.tap_migration_oldnames(current_tap, name_or_token)
  key = "#{current_tap}/#{name_or_token}"

  Tap.each_with_object([]) do |tap, array|
    next unless (renames = tap.reverse_tap_migrations_renames[key])

    array.concat(renames)
  end
end

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# File 'tap.rb', line 1394

def self.untapped_official_taps
  Homebrew::Settings.read(:untapped)&.split(";") || []
end

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# File 'tap.rb', line 109

def self.with_cask_token(token)
  return unless (match = token.match(HOMEBREW_TAP_CASK_REGEX))

  user = T.must(match[:user])
  repository = T.must(match[:repository])
  token = T.must(match[:token])

  # Relative paths are not taps.
  return if [user, repository].intersect?([".", ".."])

  tap = fetch(user, repository)
  [tap, token.downcase]
end

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# File 'tap.rb', line 94

def self.with_formula_name(name)
  return unless (match = name.match(HOMEBREW_TAP_FORMULA_REGEX))

  user = T.must(match[:user])
  repository = T.must(match[:repository])
  name = T.must(match[:name])

  # Relative paths are not taps.
  return if [user, repository].intersect?([".", ".."])

  tap = fetch(user, repository)
  [tap, name.downcase]
end

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# File 'tap.rb', line 1404

def alias_file_to_name(file)
  "#{name}/#{file.basename}"
end

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# File 'tap.rb', line 1098

def alias_files
  @alias_files ||= T.let(Pathname.glob("#{alias_dir}/*").select(&:file?), T.nilable(T::Array[Pathname]))
end

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# File 'tap.rb', line 1118

def alias_reverse_table
  @alias_reverse_table ||= T.let(
    alias_table.each_with_object({}) do |(alias_name, formula_name), alias_reverse_table|
      alias_reverse_table[formula_name] ||= []
      alias_reverse_table[formula_name] << alias_name
    end,
    T.nilable(T::Hash[String, T::Array[String]]),
  )
end

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# File 'tap.rb', line 1110

def alias_table
  @alias_table ||= T.let(alias_files.to_h do |alias_file|
                           [alias_file_to_name(alias_file), formula_file_to_name(alias_file.resolved_path)]
                         end, T.nilable(T::Hash[String, String]))
end

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# File 'tap.rb', line 1104

def aliases
  @aliases ||= T.let(alias_table.keys, T.nilable(T::Array[String]))
end

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# File 'tap.rb', line 1294

def allow_bump?(formula_or_cask_name)
  ENV["HOMEBREW_TEST_BOT_AUTOBUMP"].present? || !official? || autobump.exclude?(formula_or_cask_name)
end

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# File 'tap.rb', line 1432

def allowed_by_env?(remote: self.remote)
  allowed_taps = self.class.allowed_taps

  implicitly_trusted?(remote:) || allowed_taps.blank? ||
    allowed_taps.any? { |reference| matches_reference?(reference, remote:) }
end

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# File 'tap.rb', line 549

def apply_redirected_remote!(redirected_remote, quiet: false)
  old_name = name
  old_remote = remote
  return if old_remote.present? && self.class.same_remote?(old_remote, redirected_remote)

  redirected_reference = self.class.remote_to_reference(redirected_remote)
  if redirected_reference.present? && !self.class.remote_reference?(redirected_reference)
    redirected_tap = Tap.fetch(redirected_reference)
    if redirected_tap.name != name && !redirected_tap.installed?
      old_path = path
      redirected_tap.path.dirname.mkpath
      FileUtils.mv(old_path, redirected_tap.path)
      old_path.parent.rmdir_if_possible

      @user = redirected_tap.user
      @repository = redirected_tap.repository
      @name = redirected_tap.name
      @full_repository = redirected_tap.full_repository
      @full_name = redirected_tap.full_name
      @path = redirected_tap.path
      @git_repository = GitRepository.new(@path)
      clear_cache
    end
  end

  safe_system "git", "-C", path, "remote", "set-url", "origin", redirected_remote
  clear_cache
  Tap.clear_cache

  require "trust"
  trust_invalidated = Homebrew::Trust.invalidate_tap_references!(old_name, remote: old_remote)

  return if quiet

  $stderr.ohai(
    if old_name == name
      "Redirected tap #{name} remote to #{redirected_remote}"
    else
      "Redirected tap #{old_name} to tap #{name}"
    end,
  )
  $stderr.puts "#{trust_invalidated ? "Untrusted" : "Not trusted"} tap: #{old_name}"
end

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# File 'tap.rb', line 1412

def audit_exception(list, formula_or_cask, value = nil)
  return false if audit_exceptions.blank?
  return false unless audit_exceptions.key? list

  list = audit_exceptions[list]

  case list
  when Array
    list.include? formula_or_cask
  when Hash
    return false unless list.include? formula_or_cask
    return list[formula_or_cask] if value.blank?

    return list[formula_or_cask].include?(value) if list[formula_or_cask].is_a?(Array)

    list[formula_or_cask] == value
  end
end

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# File 'tap.rb', line 1300

def audit_exceptions
  @audit_exceptions ||= T.let(read_formula_list_directory("#{HOMEBREW_TAP_AUDIT_EXCEPTIONS_DIR}/*"),
                              T.nilable(T::Hash[Symbol, T.untyped]))
end

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# File 'tap.rb', line 1262

def autobump
  autobump_packages = if core_cask_tap?
    Homebrew::API::Cask.all_casks
  elsif core_tap?
    Homebrew::API::Formula.all_formulae
  else
    {}
  end

  @autobump ||= T.let(autobump_packages.select do |_, p|
    next if p["disabled"]
    next if p["skip_livecheck"]

    p["autobump"] == true
  end.keys, T.nilable(T::Array[String]))

  if @autobump.blank?
    @autobump = T.let(
      if (autobump_file = path/HOMEBREW_TAP_AUTOBUMP_FILE).file?
        autobump_file.readlines(chomp: true)
      else
        []
      end,
      T.nilable(T::Array[String]),
    )
  end

  T.must(@autobump)
end

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# File 'tap.rb', line 1453

def canonical_remote?(remote = self.remote)
  remote.blank? || self.class.same_remote?(remote, default_remote)
end

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# File 'tap.rb', line 941

def cask_dir
  @cask_dir ||= T.let(path/"Casks", T.nilable(Pathname))
end

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# File 'tap.rb', line 1064

def cask_file?(file)
  file.match?(CASK_FILE_REGEX)
end

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# File 'tap.rb', line 1007

def cask_files
  @cask_files ||= T.let(
    if cask_dir.directory?
      Pathname.glob(cask_dir/"**/*.rb")
    else
      []
    end,
    T.nilable(T::Array[Pathname]),
  )
end

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# File 'tap.rb', line 1020

def cask_files_by_name
  @cask_files_by_name ||= T.let(cask_files.each_with_object({}) do |file, hash|
    # If there's more than one file with the same basename: use the longer one to prioritise more specific results.
    basename = file.basename(".rb").to_s
    existing_file = hash[basename]
    hash[basename] = file if existing_file.nil? || existing_file.to_s.length < file.to_s.length
  end, T.nilable(T::Hash[String, Pathname]))
end

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# File 'tap.rb', line 1178

def cask_renames
  @cask_renames ||= T.let(
    if (rename_file = path/HOMEBREW_TAP_CASK_RENAMES_FILE).file?
      JSON.parse(rename_file.read)
    else
      {}
    end,
    T.nilable(T::Hash[String, String]),
  )
end

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# File 'tap.rb', line 1191

def cask_reverse_renames
  @cask_reverse_renames ||= T.let(cask_renames.each_with_object({}) do |(old_name, new_name), hash|
    hash[new_name] ||= []
    hash[new_name] << old_name
  end, T.nilable(T::Hash[String, T::Array[String]]))
end

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# File 'tap.rb', line 1086

def cask_tokens
  @cask_tokens ||= T.let(cask_files.map { formula_file_to_name(it) }, T.nilable(T::Array[String]))
end

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# File 'tap.rb', line 310

def clear_cache
  @remote = nil
  @repository_var_suffix = nil
  remove_instance_variable(:@private) if instance_variable_defined?(:@private)

  @formula_dir = nil
  @formula_files = nil
  @formula_files_by_name = nil
  @formula_names = nil
  @prefix_to_versioned_formulae_names = nil
  @formula_renames = nil
  @formula_reverse_renames = nil

  @cask_dir = nil
  @cask_files = nil
  @cask_files_by_name = nil
  @cask_tokens = nil
  @cask_renames = nil
  @cask_reverse_renames = nil

  @alias_dir = nil
  @alias_files = nil
  @aliases = nil
  @alias_table = nil
  @alias_reverse_table = nil

  @command_dir = nil
  @command_files = nil

  @tap_migrations = nil
  @reverse_tap_migrations_renames = nil

  @audit_exceptions = nil
  @style_exceptions = nil
  @synced_versions_formulae = nil

  @config = nil
end

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# File 'tap.rb', line 1129

def command_dir
  @command_dir ||= T.let(path/"cmd", T.nilable(Pathname))
end

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# File 'tap.rb', line 1135

def command_files
  @command_files ||= T.let(
    if command_dir.directory?
      Commands.find_commands(command_dir)
    else
      []
    end,
    T.nilable(T::Array[Pathname]),
  )
end

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# File 'tap.rb', line 506

def config
  @config ||= T.let(begin
    raise TapUnavailableError, name unless installed?

    TapConfig.new(self)
  end, T.nilable(TapConfig))
end

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# File 'tap.rb', line 957

def contents
  contents = []

  if (command_count = command_files.count).positive?
    contents << Utils.pluralize("command", command_count, include_count: true)
  end

  if (cask_count = cask_files.count).positive?
    contents << Utils.pluralize("cask", cask_count, include_count: true)
  end

  if (formula_count = formula_files.count).positive?
    contents << Utils.pluralize("formula", formula_count, include_count: true)
  end

  contents
end

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# File 'tap.rb', line 534

def core_cask_tap?
  false
end

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# File 'tap.rb', line 529

def core_tap?
  false
end

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# File 'tap.rb', line 876

def custom_remote?
  return true unless (remote = self.remote)

  !self.class.same_remote?(remote, default_remote)
end

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# File 'tap.rb', line 411

def default_remote
  "https://github.com/#{full_name}"
end

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# File 'tap.rb', line 1327

def disabled_new_usr_local_relocation_formulae
  @disabled_new_usr_local_relocation_formulae ||= T.let(
    if (synced_file = path/HOMEBREW_TAP_DISABLED_NEW_USR_LOCAL_RELOCATION_FORMULAE_FILE).file?
      JSON.parse(synced_file.read)
    else
      []
    end,
    T.nilable(T::Array[String]),
  )
end

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# File 'tap.rb', line 380

def ensure_installed!
  return if installed?

  install
end

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# File 'tap.rb', line 790

def fix_remote_configuration(requested_remote: nil, quiet: false)
  if requested_remote.present?
    path.cd do
      safe_system "git", "remote", "set-url", "origin", requested_remote
      safe_system "git", "config", "remote.origin.fetch", "+refs/heads/*:refs/remotes/origin/*"
    end
    $stderr.ohai "#{name}: changed remote from #{remote} to #{requested_remote}" unless quiet
  end
  return unless remote

  current_upstream_head = git_repository.origin_branch_name
  return if current_upstream_head.present? && requested_remote.blank? &&
            git_repository.origin_has_branch?(current_upstream_head)

  args = %w[fetch]
  args << "--quiet" if quiet
  args << "origin"
  args << "+refs/heads/*:refs/remotes/origin/*"
  result = git_command!(args, chdir: path)
  update_remote_from_git_redirect!(result.stderr, quiet:)
  git_repository.set_head_origin_auto

  current_upstream_head ||= T.must(git_repository.origin_branch_name)

  new_upstream_head = T.must(git_repository.origin_branch_name)
  return if new_upstream_head == current_upstream_head

  safe_system "git", "-C", path, "config", "remote.origin.fetch", "+refs/heads/*:refs/remotes/origin/*"
  git_repository.rename_branch old: current_upstream_head, new: new_upstream_head
  git_repository.set_upstream_branch local: new_upstream_head, origin: new_upstream_head

  return if quiet

  $stderr.ohai "#{name}: changed default branch name from #{current_upstream_head} to #{new_upstream_head}!"
end

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# File 'tap.rb', line 1440

def forbidden_by_env?(remote: self.remote)
  self.class.forbidden_taps.any? { |reference| matches_reference?(reference, remote:) }
end

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# File 'tap.rb', line 915

def formula_dir
  # Official formulae taps always use this directory, saves time to hardcode.
  @formula_dir ||= T.let(
    if official?
      path/"Formula"
    else
      potential_formula_dirs.find(&:directory?) || (path/"Formula")
    end,
    T.nilable(Pathname),
  )
end

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# File 'tap.rb', line 1055

def formula_file?(file)
  file.match?(formula_file_regex)
end

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# File 'tap.rb', line 1399

def formula_file_to_name(file)
  "#{name}/#{file.basename(".rb")}"
end

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# File 'tap.rb', line 977

def formula_files
  @formula_files ||= T.let(
    if formula_dir.directory?
      if formula_dir == path
        # We only want the top level here so we don't treat commands & casks as formulae.
        # Sharding is only supported in Formula/ and HomebrewFormula/.
        Pathname.glob(formula_dir/"*.rb")
      else
        Pathname.glob(formula_dir/"**/*.rb")
      end
    else
      []
    end,
    T.nilable(T::Array[Pathname]),
  )
end

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# File 'tap.rb', line 996

def formula_files_by_name
  @formula_files_by_name ||= T.let(formula_files.each_with_object({}) do |file, hash|
    # If there's more than one file with the same basename: use the longer one to prioritise more specific results.
    basename = file.basename(".rb").to_s
    existing_file = hash[basename]
    hash[basename] = file if existing_file.nil? || existing_file.to_s.length < file.to_s.length
  end, T.nilable(T::Hash[String, Pathname]))
end

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# File 'tap.rb', line 1070

def formula_names
  @formula_names ||= T.let(formula_files.map { formula_file_to_name(it) }, T.nilable(T::Array[String]))
end

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# File 'tap.rb', line 1200

def formula_renames
  @formula_renames ||= T.let(
    if (rename_file = path/HOMEBREW_TAP_FORMULA_RENAMES_FILE).file?
      JSON.parse(rename_file.read)
    else
      {}
    end,
    T.nilable(T::Hash[String, String]),
  )
end

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# File 'tap.rb', line 1213

def formula_reverse_renames
  @formula_reverse_renames ||= T.let(formula_renames.each_with_object({}) do |(old_name, new_name), hash|
    hash[new_name] ||= []
    hash[new_name] << old_name
  end, T.nilable(T::Hash[String, T::Array[String]]))
end

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# File 'tap.rb', line 427

def git?
  git_repository.git_repository?
end

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# File 'tap.rb', line 435

def git_branch
  raise TapUnavailableError, name unless installed?

  git_repository.branch_name
end

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# File 'tap.rb', line 445

def git_head
  raise TapUnavailableError, name unless installed?

  @git_head ||= T.let(git_repository.head_ref, T.nilable(String))
end

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# File 'tap.rb', line 455

def git_last_commit
  raise TapUnavailableError, name unless installed?

  git_repository.last_committed
end

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# File 'tap.rb', line 1448

def implicitly_trusted?(remote: self.remote)
  official? && canonical_remote?(remote)
end

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# File 'tap.rb', line 619

def install(quiet: false, clone_target: nil,
            custom_remote: false, verify: false, force: false)
  require "descriptions"
  require "readall"

  if official? && DEPRECATED_OFFICIAL_TAPS.include?(repository)
    odie "#{name} was deprecated. This tap is now empty and all its contents were either deleted or migrated."
  elsif user == "caskroom" || name == "phinze/cask"
    new_repository = (repository == "cask") ? "cask" : "cask-#{repository}"
    odie "#{name} was moved. Tap homebrew/#{new_repository} instead."
  end

  raise TapNoCustomRemoteError, name if custom_remote && clone_target.nil?

  requested_remote = (clone_target || default_remote).to_s

  if installed? && !custom_remote
    raise TapRemoteMismatchError.new(name, @remote, requested_remote) if clone_target && requested_remote != remote
    raise TapAlreadyTappedError, name unless shallow?
  end

  tap_allowed = allowed_by_env?(remote: requested_remote)
  tap_forbidden = forbidden_by_env?(remote: requested_remote)
  if !tap_allowed || tap_forbidden
    owner = Homebrew::EnvConfig.forbidden_owner
    owner_contact = if (contact = Homebrew::EnvConfig.forbidden_owner_contact.presence)
      "\n#{contact}"
    end

    error_message = "The installation of the #{full_name} was requested but #{owner}\n"
    error_message << "has not allowed this tap in `$HOMEBREW_ALLOWED_TAPS`" unless tap_allowed
    error_message << " and\n" if !tap_allowed && tap_forbidden
    error_message << "has forbidden this tap in `$HOMEBREW_FORBIDDEN_TAPS`" if tap_forbidden
    error_message << ".#{owner_contact}"

    odie error_message
  end

  # ensure git is installed
  Utils::Git.ensure_installed!

  use_worktree_source_tap = core_tap? || (core_cask_tap? && clone_target.nil? && !custom_remote)
  worktree_source_tap_path = use_worktree_source_tap ? worktree_source_tap_path_for(path: HOMEBREW_REPOSITORY) : nil

  if installed?
    if requested_remote != remote # we are sure that clone_target is not nil and custom_remote is true here
      fix_remote_configuration(requested_remote:, quiet:)
    end

    config.delete(:forceautoupdate)

    $stderr.ohai "Unshallowing #{name}" if shallow? && !quiet
    args = %w[fetch]
    # Git throws an error when attempting to unshallow a full clone
    args << "--unshallow" if shallow?
    args << "-q" if quiet
    result = git_command!(args, chdir: path)
    update_remote_from_git_redirect!(result.stderr, quiet:)
    return
  elsif (core_tap? || core_cask_tap?) && !Homebrew::EnvConfig.no_install_from_api? && !force &&
        worktree_source_tap_path.blank?
    odie "Tapping #{name} is no longer typically necessary.\n" \
         "Add #{Formatter.option("--force")} if you are sure you need it for contributing to Homebrew."
  end

  clear_cache
  Tap.clear_cache

  $stderr.ohai "Tapping #{name}" unless quiet
  args = %W[clone#{requested_remote}#{path}]

  # Override possible user configs like:
  #   git config --global clone.defaultRemoteName notorigin
  args << "--origin=origin"
  args << "-q" if quiet

  # Override user-set default template.
  args << "--template="
  # Prevent `fsmonitor` from watching this repository.
  args << "--config" << "core.fsmonitor=false"

  begin
    if worktree_source_tap_path
      # Keep core and cask taps connected to the same local source checkout as brew.
      worktree_args = ["-C", worktree_source_tap_path, "worktree", "add"]
      worktree_args << "--quiet" if quiet
      worktree_args += ["--detach", path, "HEAD"]
      safe_system "git", *worktree_args
    else
      result = git_command!(args)
      update_remote_from_git_redirect!(result.stderr, quiet:)
    end

    if verify && !Homebrew::EnvConfig.developer? && !Readall.valid_tap?(self, aliases: true)
      raise "Cannot tap #{name}: invalid syntax in tap!"
    end
  rescue Interrupt, RuntimeError
    ignore_interrupts do
      # wait for git to possibly cleanup the top directory when interrupt happens.
      sleep 0.1
      FileUtils.rm_rf path
      path.parent.rmdir_if_possible
    end
    raise
  end

  Commands.rebuild_commands_completion_list
  link_completions_and_manpages

  formatted_contents = contents.presence&.to_sentence&.prepend("")
  $stderr.puts "Tapped#{formatted_contents} (#{path.abv})." unless quiet

  require "description_cache_store"
  if formula_names.present?
    CacheStoreDatabase.use(:descriptions) do |db|
      DescriptionCacheStore.new(T.cast(db, CacheStoreDatabase[String, T.anything]))
                           .update_from_formula_names!(formula_names)
    end
  end
  if cask_tokens.present?
    CacheStoreDatabase.use(:cask_descriptions) do |db|
      CaskDescriptionCacheStore.new(T.cast(db, CacheStoreDatabase[String, T.anything]))
                               .update_from_cask_tokens!(cask_tokens)
    end
  end

  if official?
    untapped = self.class.untapped_official_taps
    untapped -= [name]

    if untapped.empty?
      Homebrew::Settings.delete :untapped
    else
      Homebrew::Settings.write :untapped, untapped.join(";")
    end
  end

  return if clone_target
  return unless private?
  return if quiet

  path.cd do
    return if Utils.popen_read("git", "config", "--get", "credential.helper").present?
  end

  $stderr.puts <<~EOS
    It looks like you tapped a private repository. To avoid entering your
    credentials each time you update, you can use git HTTP credential
    caching or issue the following command:
      cd #{path}      git remote set-url origin git@github.com:#{full_name}.git
  EOS
end