Module: Homebrew::Install Private

Extended by:
Utils::Output::Mixin
Included in:
Cmd::GistLogs
Defined in:
install.rb,
install/check.rb

Overview

This module is part of a private API. This module may only be used in the Homebrew/brew repository. Third parties should avoid using this module if possible, as it may be removed or changed without warning.

Helper module for performing (pre-)install checks.

Class Method Summary collapse

Methods included from Utils::Output::Mixin

issue_reporting_message, odebug, odeprecated, odie, odisabled, ofail, oh1, oh1_title, ohai, ohai_title, onoe, opoo, opoo_outside_github_actions, opoo_without_github_actions_annotation, pretty_deprecated, pretty_disabled, pretty_duration, pretty_install_status, pretty_installed, pretty_uninstalled, pretty_unmarked, pretty_upgradable, pretty_warning

Class Method Details

.ask(action: "installation") ⇒ void

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

This method returns an undefined value.

Parameters:

  • action (String) (defaults to: "installation") 


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# File 'install.rb', line 624

def ask(action: "installation")
  ask_input(action:)
end

.ask_casks(casks, action: "installation", prompt: true, skip_cask_deps: false) ⇒ void

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

This method returns an undefined value.

Parameters:

  • casks (Array<Cask::Cask>)
  • action (String) (defaults to: "installation")
  • prompt (Boolean) (defaults to: true)
  • skip_cask_deps (Boolean) (defaults to: false) 


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# File 'install.rb', line 505

def ask_casks(casks, action: "installation", prompt: true, skip_cask_deps: false)
  return if casks.empty?

  cask_names = casks.map(&:full_name)
  dependency_names = print_dry_run_casks(casks, action: dry_run_action(action), skip_cask_deps:)

  ask_input(action:) if prompt && ask_prompt_needed?(
    planned_names:   cask_names + dependency_names,
    requested_names: cask_names,
  )
end

.ask_formulae(formulae_installer, dependants, flags: [], force_bottle: false, build_from_source_formulae: [], interactive: false, keep_tmp: false, debug_symbols: false, force: false, debug: false, quiet: false, verbose: false, prompt: true, action: "installation") ⇒ void

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

This method returns an undefined value.

If asking the user is enabled, show dry-run information.

Parameters:

  • formulae_installer (Array<FormulaInstaller>)
  • dependants (Homebrew::Upgrade::Dependents)
  • flags (Array<String>) (defaults to: [])
  • force_bottle (Boolean) (defaults to: false)
  • build_from_source_formulae (Array<String>) (defaults to: [])
  • interactive (Boolean) (defaults to: false)
  • keep_tmp (Boolean) (defaults to: false)
  • debug_symbols (Boolean) (defaults to: false)
  • force (Boolean) (defaults to: false)
  • debug (Boolean) (defaults to: false)
  • quiet (Boolean) (defaults to: false)
  • verbose (Boolean) (defaults to: false)
  • prompt (Boolean) (defaults to: true)
  • action (String) (defaults to: "installation") 


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# File 'install.rb', line 451

def ask_formulae(formulae_installer, dependants,
                 flags: [],
                 force_bottle: false,
                 build_from_source_formulae: [],
                 interactive: false,
                 keep_tmp: false,
                 debug_symbols: false,
                 force: false,
                 debug: false,
                 quiet: false,
                 verbose: false,
                 prompt: true,
                 action: "installation")
  return if formulae_installer.empty?

  formula_names = formulae_installer.map { |formula_installer| formula_installer.formula.full_name }

  install_formulae(formulae_installer, dry_run: true, dry_run_action: dry_run_action(action))

  Upgrade.upgrade_dependents(
    Homebrew::Upgrade::Dependents.new(
      upgradeable: dependants.upgradeable.dup,
      pinned:      dependants.pinned.dup,
      skipped:     dependants.skipped.dup,
    ),
    formulae_installer.map(&:formula),
    flags:,
    dry_run:                    true,
    force_bottle:,
    build_from_source_formulae:,
    interactive:,
    keep_tmp:,
    debug_symbols:,
    force:,
    debug:,
    quiet:,
    verbose:,
  )

  ask_input(action:) if prompt && ask_prompt_needed?(
    planned_names:   formula_names,
    requested_names: formula_names,
    force:           formulae_ask_prompt_needed?(formulae_installer, dependants),
  )
end

.ask_prompt_needed?(planned_names:, requested_names:, force: false, named: true) ⇒ Boolean

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

Parameters:

  • planned_names (Array<String>)
  • requested_names (Array<String>)
  • force (Boolean) (defaults to: false)
  • named (Boolean) (defaults to: true)

Returns:

  • (Boolean) 


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# File 'install.rb', line 567

def ask_prompt_needed?(planned_names:, requested_names:, force: false, named: true)
  return false if planned_names.empty?
  return true if force
  return true unless named

  planned_names.any? { |planned_name| requested_names.exclude?(planned_name) }
end

.check_cc_argv(cc) ⇒ void

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

This method returns an undefined value.

Parameters:



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# File 'install.rb', line 34

def check_cc_argv(cc)
  return unless cc

  opoo <<~EOS
    You passed `--cc=#{cc}`.

    #{Diagnostic::Finding.support_tier_message(tier: 3)}
  EOS
end

.check_prefix ⇒ void

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

This method returns an undefined value.



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# File 'install.rb', line 54

def check_prefix
  if (Hardware::CPU.intel? || Hardware::CPU.in_rosetta2?) &&
     HOMEBREW_PREFIX.to_s == HOMEBREW_MACOS_ARM_DEFAULT_PREFIX
    if Hardware::CPU.in_rosetta2?
      odie <<~EOS
        Cannot install under Rosetta 2 in ARM default prefix (#{HOMEBREW_PREFIX})!
        To rerun under ARM use:
            arch -arm64 brew install ...
        To install under x86_64, install Homebrew into #{HOMEBREW_DEFAULT_PREFIX}.
      EOS
    else
      odie "Cannot install on Intel processor in ARM default prefix (#{HOMEBREW_PREFIX})!"
    end
  elsif Hardware::CPU.arm? && HOMEBREW_PREFIX.to_s == HOMEBREW_DEFAULT_PREFIX
    odie <<~EOS
      Cannot install in Homebrew on ARM processor in Intel default prefix (#{HOMEBREW_PREFIX})!
      Please create a new installation in #{HOMEBREW_MACOS_ARM_DEFAULT_PREFIX} using one of the
      "Alternative Installs" from:
        #{Formatter.url("https://docs.brew.sh/Installation")}
      You can migrate your previously installed formula list with:
        brew bundle dump
    EOS
  end
end

.combined_fetch_downloads_heading(formula_names: [], cask_names: []) ⇒ String?

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

Parameters:

Returns:



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# File 'install.rb', line 266

def combined_fetch_downloads_heading(formula_names: [], cask_names: [])
  combined_fetch_targets = formula_names.map { |name| Formatter.identifier(name) } +
                           cask_names.map { |name| Formatter.identifier(name) }
  return if combined_fetch_targets.empty?

  "Fetching downloads for: #{combined_fetch_targets.to_sentence}"
end

.enqueue_cask_installers(cask_installers) ⇒ Array<Cask::Installer>

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

Leave the cask downloads queued so the caller fetches them alongside any formula bottles under one heading instead of draining them first.

Parameters:

Returns:



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# File 'install.rb', line 277

def enqueue_cask_installers(cask_installers)
  cask_installers.select do |cask_installer|
    cask_installer.enqueue_downloads
    true
  rescue => e
    ofail "#{cask_installer.cask}: #{e}"
    false
  end
end

.enqueue_formulae(formula_installers, download_queue:) ⇒ Array<FormulaInstaller>

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

Parameters:

Returns:



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# File 'install.rb', line 255

def enqueue_formulae(formula_installers, download_queue:)
  fetch_formulae(
    formula_installers,
    download_queue:,
    fetch_after_enqueue:     false,
    shutdown_download_queue: false,
    show_downloads_heading:  false,
  )
end

.fetch_cask_dependencies(cask_installers, download_queue:) ⇒ void

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

This method returns an undefined value.

Cask dependencies are resolved from the downloaded container, so they can only be queued once the cask downloads above have been fetched.

Parameters:



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# File 'install.rb', line 290

def fetch_cask_dependencies(cask_installers, download_queue:)
  return if cask_installers.empty?

  mark_failed_cask_downloads(cask_installers, download_queue:)
  cask_installers.each do |cask_installer|
    cask_installer.enqueue_dependency_downloads
  rescue => e
    ofail "#{cask_installer.cask}: #{e}"
  end
  download_queue.fetch(heading: "Fetching dependency downloads")
  mark_failed_cask_downloads(cask_installers, download_queue:)
end

.fetch_formulae(formula_installers, download_queue: nil, fetch_after_enqueue: true, shutdown_download_queue: true, show_downloads_heading: true) ⇒ Array<FormulaInstaller>

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

Parameters:

  • formula_installers (Array<FormulaInstaller>)
  • download_queue (Homebrew::DownloadQueue, nil) (defaults to: nil)
  • fetch_after_enqueue (Boolean) (defaults to: true)
  • shutdown_download_queue (Boolean) (defaults to: true)
  • show_downloads_heading (Boolean) (defaults to: true)

Returns:



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# File 'install.rb', line 153

def fetch_formulae(
  formula_installers,
  download_queue: nil,
  fetch_after_enqueue: true,
  shutdown_download_queue: true,
  show_downloads_heading: true
)
  return formula_installers if formula_installers.empty?

  download_queue = T.let(download_queue || Homebrew::DownloadQueue.new(pour: true), Homebrew::DownloadQueue)

  begin
    valid_formula_installers = prelude_fetch_formulae(formula_installers, download_queue:)
    # Wait on just the bottle manifests dependency resolution needs so
    # in-flight bottles are only reported under the downloads heading.
    download_queue.fetch(only: Resource::BottleManifest, heading: "Downloading bottle manifests",
                         allow_failures: true)

    [:prelude, :enqueue_fetch].each do |step|
      valid_formula_installers = select_formula_installers(valid_formula_installers, step:)
      next if step == :enqueue_fetch && !fetch_after_enqueue

      if step == :prelude
        download_queue.fetch(only: Resource::BottleManifest, heading: "Downloading bottle manifests",
                             allow_failures: true)
      else
        heading = if show_downloads_heading
          combined_fetch_downloads_heading(formula_names: valid_formula_installers.map { |fi| fi.formula.name })
        end
        download_queue.fetch(heading:)
        valid_formula_installers = reject_failed_downloads(valid_formula_installers, download_queue:)
      end
    end
  ensure
    download_queue.shutdown if shutdown_download_queue
  end

  valid_formula_installers
end

.finish_installation(formulae:, casks:, dry_run: false, display_times: false) ⇒ void

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

This method returns an undefined value.

Parameters:

  • formulae (Array<Formula>)
  • casks (Array<Cask::Cask>)
  • dry_run (Boolean) (defaults to: false)
  • display_times (Boolean) (defaults to: false) 


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# File 'install.rb', line 327

def finish_installation(formulae:, casks:, dry_run: false, display_times: false)
  Cleanup.install_clean!(formulae:, casks:) unless dry_run
  Cleanup.periodic_clean!(dry_run:)
  Homebrew.messages.display_messages(force_caveats: true, display_times:)
end

.formula_installers(formulae_to_install, installed_on_request: true, build_bottle: false, force_bottle: false, bottle_arch: nil, ignore_deps: false, only_deps: false, include_test_formulae: [], build_from_source_formulae: [], cc: nil, git: false, interactive: false, keep_tmp: false, debug_symbols: false, force: false, overwrite: false, debug: false, quiet: false, verbose: false, dry_run: false, skip_post_install: false, skip_link: false) ⇒ Array<FormulaInstaller>

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

Parameters:

  • formulae_to_install (Array<Formula>)
  • installed_on_request (Boolean) (defaults to: true)
  • build_bottle (Boolean) (defaults to: false)
  • force_bottle (Boolean) (defaults to: false)
  • bottle_arch (String, nil) (defaults to: nil)
  • ignore_deps (Boolean) (defaults to: false)
  • only_deps (Boolean) (defaults to: false)
  • include_test_formulae (Array<String>) (defaults to: [])
  • build_from_source_formulae (Array<String>) (defaults to: [])
  • cc (String, nil) (defaults to: nil)
  • git (Boolean) (defaults to: false)
  • interactive (Boolean) (defaults to: false)
  • keep_tmp (Boolean) (defaults to: false)
  • debug_symbols (Boolean) (defaults to: false)
  • force (Boolean) (defaults to: false)
  • overwrite (Boolean) (defaults to: false)
  • debug (Boolean) (defaults to: false)
  • quiet (Boolean) (defaults to: false)
  • verbose (Boolean) (defaults to: false)
  • dry_run (Boolean) (defaults to: false)
  • skip_post_install (Boolean) (defaults to: false)
  • skip_link (Boolean) (defaults to: false)

Returns:



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# File 'install.rb', line 89

def formula_installers(
  formulae_to_install,
  installed_on_request: true,
  build_bottle: false,
  force_bottle: false,
  bottle_arch: nil,
  ignore_deps: false,
  only_deps: false,
  include_test_formulae: [],
  build_from_source_formulae: [],
  cc: nil,
  git: false,
  interactive: false,
  keep_tmp: false,
  debug_symbols: false,
  force: false,
  overwrite: false,
  debug: false,
  quiet: false,
  verbose: false,
  dry_run: false,
  skip_post_install: false,
  skip_link: false
)
  formulae_to_install.filter_map do |formula|
    Migrator.migrate_if_needed(formula, force:, dry_run:)
    build_options = formula.build

    FormulaInstaller.new(
      formula,
      options:                    build_options.used_options,
      installed_on_request:,
      build_bottle:,
      force_bottle:,
      bottle_arch:,
      ignore_deps:,
      only_deps:,
      include_test_formulae:,
      build_from_source_formulae:,
      cc:,
      git:,
      interactive:,
      keep_tmp:,
      debug_symbols:,
      force:,
      overwrite:,
      debug:,
      quiet:,
      verbose:,
      skip_post_install:,
      skip_link:,
    )
  end
end

.formulae_ask_prompt_needed?(formulae_installer, dependants) ⇒ Boolean

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

Parameters:

Returns:

  • (Boolean) 


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# File 'install.rb', line 581

def formulae_ask_prompt_needed?(formulae_installer, dependants)
  formulae_installer.any? do |formula_installer|
    !formula_installer.ignore_deps? && formula_installer.compute_dependencies.present?
  end ||
    dependants.upgradeable.present?
end

.global_post_install ⇒ void

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

This method returns an undefined value.



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# File 'install.rb', line 51

def global_post_install; end

.install_formula(formula_installer, upgrade:) ⇒ void

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

This method returns an undefined value.

Parameters:



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# File 'install.rb', line 589

def install_formula(formula_installer, upgrade:)
  formula = formula_installer.formula

  formula_installer.check_installation_already_attempted

  if upgrade
    Upgrade.print_upgrade_message(formula, formula_installer.options)

    kegs = Upgrade.outdated_kegs(formula)
    linked_kegs = kegs.select(&:linked?)
  else
    formula.print_tap_action
  end

  # first we unlink the currently active keg for this formula otherwise it is
  # possible for the existing build to interfere with the build we are about to
  # do! Seriously, it happens!
  kegs.each(&:unlink) if kegs.present?

  formula_installer.install
  formula_installer.finish
rescue FormulaInstallationAlreadyAttemptedError
  # We already attempted to upgrade f as part of the dependency tree of
  # another formula. In that case, don't generate an error, just move on.
  nil
ensure
  # restore previous installation state if build failed
  begin
    linked_kegs&.each(&:link) unless formula&.latest_version_installed?
  rescue
    nil
  end
end

.install_formula?(formula, head: false, fetch_head: false, only_dependencies: false, force: false, quiet: false, skip_link: false, overwrite: false) ⇒ Boolean

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

Parameters:

  • formula (Formula)
  • head (Boolean) (defaults to: false)
  • fetch_head (Boolean) (defaults to: false)
  • only_dependencies (Boolean) (defaults to: false)
  • force (Boolean) (defaults to: false)
  • quiet (Boolean) (defaults to: false)
  • skip_link (Boolean) (defaults to: false)
  • overwrite (Boolean) (defaults to: false)

Returns:

  • (Boolean) 


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# File 'install/check.rb', line 17

def install_formula?(
  formula,
  head: false,
  fetch_head: false,
  only_dependencies: false,
  force: false,
  quiet: false,
  skip_link: false,
  overwrite: false
)
  # HEAD-only without --HEAD is an error
  if !head && formula.stable.nil?
    odie <<~EOS
      #{formula.full_name} is a HEAD-only formula.
      To install it, run:
        brew install --HEAD #{formula.full_name}
    EOS
  end

  # --HEAD, fail with no head defined
  odie "No head is defined for #{formula.full_name}" if head && formula.head.nil?

  installed_head_version = formula.latest_head_version
  if installed_head_version &&
     !formula.head_version_outdated?(installed_head_version, fetch_head:)
    new_head_installed = true
  end
  prefix_installed = formula.prefix.exist? && !formula.prefix.empty?

  # Check if the installed formula is from a different tap
  if formula.any_version_installed? &&
     (current_tap_name = formula.tap&.name.presence) &&
     (installed_keg_tab = formula.any_installed_keg&.tab.presence) &&
     (installed_tap_name = installed_keg_tab.tap&.name.presence) &&
     installed_tap_name != current_tap_name
    odie <<~EOS
      #{formula.name} was installed from the #{Formatter.identifier(installed_tap_name)} tap
      but you are trying to install it from the #{Formatter.identifier(current_tap_name)} tap.
      Formulae with the same name from different taps cannot be installed at the same time.

      To install this version, you must first uninstall the existing formula:
        brew uninstall #{formula.name}
      Then you can install the desired version:
        brew install #{formula.full_name}
    EOS
  end

  if formula.keg_only? && formula.any_version_installed? && formula.optlinked? && !force
    # keg-only install is only possible when no other version is
    # linked to opt, because installing without any warnings can break
    # dependencies. Therefore before performing other checks we need to be
    # sure the --force switch is passed.
    if formula.outdated?
      if !Homebrew::EnvConfig.no_install_upgrade? && !formula.pinned?
        name = formula.name
        version = formula.linked_version
        puts "#{name} #{version} is already installed but outdated (so it will be upgraded)."
        return true
      end

      unpin_cmd_if_needed = ("brew unpin #{formula.full_name} && " if formula.pinned?)
      optlinked_version = Keg.for(formula.opt_prefix).version
      onoe <<~EOS
        #{formula.full_name} #{optlinked_version} is already installed.
        To upgrade to #{formula.version}, run:
          #{unpin_cmd_if_needed}brew upgrade #{formula.full_name}
      EOS
    elsif only_dependencies
      return true
    elsif !quiet
      opoo_without_github_actions_annotation <<~EOS
        #{formula.full_name} #{formula.pkg_version} is already installed and up-to-date.
        To reinstall #{formula.pkg_version}, run:
          brew reinstall #{formula.name}
      EOS
    end
  elsif (head && new_head_installed) || prefix_installed
    # After we're sure the --force switch was passed for linking to opt
    # keg-only we need to be sure that the version we're attempting to
    # install is not already installed.

    installed_version = if head
      formula.latest_head_version
    else
      formula.pkg_version
    end

    msg = "#{formula.full_name} #{installed_version} is already installed"
    linked_not_equals_installed = formula.linked_version != installed_version
    if formula.linked? && linked_not_equals_installed
      msg = if quiet
        nil
      else
        <<~EOS
          #{msg}.
          The currently linked version is: #{formula.linked_version}
        EOS
      end
    elsif only_dependencies || (!formula.linked? && overwrite)
      msg = nil
      return true
    elsif !formula.linked? || formula.keg_only?
      msg = <<~EOS
        #{msg}, it's just not linked.
        To link this version, run:
          brew link #{formula.full_name}
      EOS
    else
      unless quiet
        opoo_without_github_actions_annotation <<~EOS
          #{msg} and up-to-date.
          To reinstall #{formula.pkg_version}, run:
            brew reinstall #{formula.name}
        EOS
      end
      msg = nil
    end
    opoo msg if msg
  elsif !formula.any_version_installed? && (old_formula = formula.old_installed_formulae.first)
    msg = "#{old_formula.full_name} #{old_formula.any_installed_version} already installed"
    msg = if !old_formula.linked? && !old_formula.keg_only?
      <<~EOS
        #{msg}, it's just not linked.
        To link this version, run:
          brew link #{old_formula.full_name}
      EOS
    elsif quiet
      nil
    else
      "#{msg}."
    end
    opoo msg if msg
  elsif formula.migration_needed? && !force
    # Check if the formula we try to install is the same as installed
    # but not migrated one. If --force is passed then install anyway.
    opoo <<~EOS
      #{formula.oldnames_to_migrate.first} is already installed, it's just not migrated.
      To migrate this formula, run:
        brew migrate #{formula}
      Or to force-install it, run:
        brew install #{formula} --force
    EOS
  elsif formula.linked?
    message = "#{formula.name} #{formula.linked_version} is already installed"
    if formula.outdated? && !head
      if !Homebrew::EnvConfig.no_install_upgrade? && !formula.pinned?
        puts "#{message} but outdated (so it will be upgraded)."
        return true
      end

      unpin_cmd_if_needed = ("brew unpin #{formula.full_name} && " if formula.pinned?)
      onoe <<~EOS
        #{message}
        To upgrade to #{formula.pkg_version}, run:
          #{unpin_cmd_if_needed}brew upgrade #{formula.full_name}
      EOS
    elsif only_dependencies || skip_link
      return true
    else
      onoe <<~EOS
        #{message}
        To install #{formula.pkg_version}, first run:
          brew unlink #{formula.name}
      EOS
    end
  else
    # If none of the above is true and the formula is linked, then
    # FormulaInstaller will handle this case.
    return true
  end

  # Even if we don't install this formula mark it as no longer just
  # installed as a dependency.
  return false unless formula.opt_prefix.directory?

  keg = Keg.new(formula.opt_prefix.resolved_path)
  tab = keg.tab
  unless tab.installed_on_request
    tab.installed_on_request = true
    tab.write
  end

  false
end

.install_formulae(formula_installers, installed_on_request: true, build_bottle: false, force_bottle: false, bottle_arch: nil, ignore_deps: false, only_deps: false, include_test_formulae: [], build_from_source_formulae: [], cc: nil, git: false, interactive: false, keep_tmp: false, debug_symbols: false, force: false, overwrite: false, debug: false, quiet: false, verbose: false, dry_run: false, dry_run_action: "install", skip_post_install: false, skip_link: false, cleanup: true) ⇒ Array<Formula>

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

Parameters:

  • formula_installers (Array<FormulaInstaller>)
  • installed_on_request (Boolean) (defaults to: true)
  • build_bottle (Boolean) (defaults to: false)
  • force_bottle (Boolean) (defaults to: false)
  • bottle_arch (String, nil) (defaults to: nil)
  • ignore_deps (Boolean) (defaults to: false)
  • only_deps (Boolean) (defaults to: false)
  • include_test_formulae (Array<String>) (defaults to: [])
  • build_from_source_formulae (Array<String>) (defaults to: [])
  • cc (String, nil) (defaults to: nil)
  • git (Boolean) (defaults to: false)
  • interactive (Boolean) (defaults to: false)
  • keep_tmp (Boolean) (defaults to: false)
  • debug_symbols (Boolean) (defaults to: false)
  • force (Boolean) (defaults to: false)
  • overwrite (Boolean) (defaults to: false)
  • debug (Boolean) (defaults to: false)
  • quiet (Boolean) (defaults to: false)
  • verbose (Boolean) (defaults to: false)
  • dry_run (Boolean) (defaults to: false)
  • dry_run_action (String) (defaults to: "install")
  • skip_post_install (Boolean) (defaults to: false)
  • skip_link (Boolean) (defaults to: false)
  • cleanup (Boolean) (defaults to: true)

Returns:



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# File 'install.rb', line 344

def install_formulae(
  formula_installers,
  installed_on_request: true,
  build_bottle: false,
  force_bottle: false,
  bottle_arch: nil,
  ignore_deps: false,
  only_deps: false,
  include_test_formulae: [],
  build_from_source_formulae: [],
  cc: nil,
  git: false,
  interactive: false,
  keep_tmp: false,
  debug_symbols: false,
  force: false,
  overwrite: false,
  debug: false,
  quiet: false,
  verbose: false,
  dry_run: false,
  dry_run_action: "install",
  skip_post_install: false,
  skip_link: false,
  cleanup: true
)
  formulae_names_to_install = formula_installers.map { |fi| fi.formula.name }
  return [] if formulae_names_to_install.empty?

  if dry_run
    ohai "Would #{dry_run_action} #{Utils.pluralize("formula", formulae_names_to_install.count,
                                                    include_count: true)}:"
    puts formulae_names_to_install.join(" ")

    formula_installers.each do |fi|
      next if fi.ignore_deps?

      print_dry_run_dependencies(fi.formula, fi.compute_dependencies, &:name)
    end
    return []
  end

  installed_formulae = T.let([], T::Array[Formula])
  formula_installers.each do |fi|
    formula = fi.formula
    upgrade = formula.linked? && formula.outdated? && !formula.head? && !Homebrew::EnvConfig.no_install_upgrade?
    install_formula(fi, upgrade:)
    Cleanup.install_formula_clean!(formula) if cleanup
    installed_formulae << formula
  rescue BuildError
    # Reported (with analytics) by the global handler in `brew.rb`.
    raise
  rescue => e
    # Keep a single failed install (e.g. a bottle that fails to extract)
    # from aborting the rest of the batch while still failing the run.
    ofail "#{fi.formula.full_specified_name}: #{e}"
  end
  installed_formulae
end

.mark_failed_cask_downloads(cask_installers, download_queue:) ⇒ void

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

This method returns an undefined value.

Parameters:



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# File 'install.rb', line 304

def mark_failed_cask_downloads(cask_installers, download_queue:)
  failed_downloads = download_queue.failed_downloads
  return if failed_downloads.empty?

  cask_installers.each do |cask_installer|
    next if cask_installer.download_failed?

    if failed_downloads.include?(cask_installer.downloader)
      cask_installer.download_failed!
    else
      mark_failed_cask_downloads(cask_installer.dependency_cask_installers, download_queue:)
    end
  end
end

.perform_build_from_source_checks(all_fatal: false) ⇒ void

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

This method returns an undefined value.

Parameters:

  • all_fatal (Boolean) (defaults to: false) 


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# File 'install.rb', line 45

def perform_build_from_source_checks(all_fatal: false)
  Diagnostic.checks(:fatal_build_from_source_checks)
  Diagnostic.checks(:build_from_source_checks, fatal: all_fatal)
end

.perform_preinstall_checks(all_fatal: false) ⇒ void

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

This method returns an undefined value.

Parameters:

  • all_fatal (Boolean) (defaults to: false) 


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# File 'install.rb', line 629

def perform_preinstall_checks(all_fatal: false)
  check_prefix
  check_cpu
  attempt_directory_creation
  Diagnostic.checks(:supported_configuration_checks, fatal: all_fatal)
  Diagnostic.checks(:preinstall_checks, fatal: false)
  Diagnostic.checks(:fatal_preinstall_checks)
end

.perform_preinstall_checks_once(all_fatal: false) ⇒ void

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

This method returns an undefined value.

Parameters:

  • all_fatal (Boolean) (defaults to: false) 


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# File 'install.rb', line 25

def perform_preinstall_checks_once(all_fatal: false)
  @perform_preinstall_checks_once ||= T.let({}, T.nilable(T::Hash[T::Boolean, TrueClass]))
  @perform_preinstall_checks_once[all_fatal] ||= begin
    perform_preinstall_checks(all_fatal:)
    true
  end
end

.prelude_fetch_formulae(formula_installers, download_queue:, metadata_only: false) ⇒ Array<FormulaInstaller>

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

Parameters:

Returns:



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# File 'install.rb', line 219

def prelude_fetch_formulae(formula_installers, download_queue:, metadata_only: false)
  formula_installers.each do |fi|
    fi.download_queue = download_queue
  end

  # Only pass the keyword when limiting the fetch so mocks and
  # overrides expecting the historical no-argument call keep working.
  action = ->(fi) { metadata_only ? fi.prelude_fetch(metadata_only: true) : fi.prelude_fetch }
  select_formula_installers(formula_installers, action:)
end

.print_dry_run_casks(casks, action: "install", skip_cask_deps: false, include_installed: true) ⇒ Array<String>

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

Parameters:

  • casks (Array<Cask::Cask>)
  • action (String) (defaults to: "install")
  • skip_cask_deps (Boolean) (defaults to: false)
  • include_installed (Boolean) (defaults to: true)

Returns:



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# File 'install.rb', line 525

def print_dry_run_casks(casks, action: "install", skip_cask_deps: false, include_installed: true)
  if (casks_to_print = (include_installed ? casks : casks.reject(&:installed?)).presence)
    ohai "Would #{action} #{::Utils.pluralize("cask", casks_to_print.count, include_count: true)}:"
    puts casks_to_print.map(&:full_name).join(" ")
  end

  casks.flat_map do |cask|
    dep_names = T.let([], T::Array[String])
    unless skip_cask_deps
      dep_names.concat(
        ::Utils::TopologicalHash.graph_package_dependencies([cask]).tsort.grep(Cask::Cask).filter_map do |dep|
          next if dep.full_name == cask.full_name
          next if dep.installed?

          dep.full_name
        end,
      )
    end
    dep_names.concat(
      CaskDependent.new(cask)
                   .runtime_dependencies(read_from_tab: false, undeclared: false)
                   .reject(&:installed?)
                   .map(&:name),
    )
    dep_names.uniq!
    next [] if dep_names.blank?

    ohai "Would install #{::Utils.pluralize("dependency", dep_names.count, include_count: true)} " \
         "for #{cask.full_name}:"
    puts dep_names.join(" ")
    dep_names
  end
end

.print_dry_run_dependencies(formula, dependencies, skip_formula_names: [], &_block) ⇒ void

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

This method returns an undefined value.

Parameters:



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# File 'install.rb', line 412

def print_dry_run_dependencies(formula, dependencies, skip_formula_names: [], &_block)
  return if dependencies.empty?

  entries = dependencies.filter_map do |dep|
    dependency = dep.to_formula
    next if skip_formula_names.include?(dependency.full_name)

    [dependency.any_version_installed?, yield(dependency)]
  end

  upgrade, install = entries.partition(&:first)
  { install:, upgrade: }.each do |verb, group|
    next if group.empty?

    ohai "Would #{verb} #{Utils.pluralize("dependency", group.count, include_count: true)} " \
         "for #{formula.name}:"
    puts Upgrade.format_upgrade_summary(group.map(&:last))
  end
end

.reject_failed_downloads(formula_installers, download_queue:) ⇒ Array<FormulaInstaller>

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

A failed download has already been reported, so skip installing its formula rather than failing a second time on the missing or known-bad download, while still installing everything else.

Parameters:

Returns:



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# File 'install.rb', line 200

def reject_failed_downloads(formula_installers, download_queue:)
  failed_names = download_queue.failed_downloads.filter_map do |downloadable|
    case downloadable
    when Bottle then downloadable.name
    when Resource then downloadable.owner&.name
    end
  end
  return formula_installers if failed_names.empty?

  formula_installers.reject { |fi| failed_names.include?(fi.formula.name) }
end

.select_formula_installers(formula_installers, step: nil, action: nil) ⇒ Array<FormulaInstaller>

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

Parameters:

Returns:



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# File 'install.rb', line 237

def select_formula_installers(formula_installers, step: nil, action: nil)
  formula_installers.select do |fi|
    if action
      action.call(fi)
    elsif step
      fi.public_send(step)
    end
    true
  rescue CannotInstallFormulaError => e
    ofail e.message
    false
  rescue => e
    ofail "#{fi.formula}: #{e}"
    false
  end
end