Module: Formulary Private

Extended by:
Cachable, Context
Includes:
Kernel
Defined in:
formulary.rb,
formulary.rbi

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.

Defined Under Namespace

Modules: PathnameWriteMkpath Classes: FormulaContentsLoader, FormulaLoader, FromAPILoader, FromBottleLoader, FromCacheLoader, FromKegLoader, FromNameLoader, FromPathLoader, FromTapLoader, FromURILoader, NullLoader

Constant Summary

Constants included from Kernel

Kernel::IGNORE_INTERRUPTS_MUTEX

Class Method Summary collapse

Methods included from Context

current, current=, debug?, quiet?, verbose?, with_context

Methods included from Cachable

cache, clear_cache

Methods included from Kernel

#disk_usage_readable, #ensure_executable!, #ensure_formula_installed!, #exec_browser, #exec_editor, #ignore_interrupts, #interactive_shell, #number_readable, #odebug, #odeprecated, #odie, #odisabled, #ofail, #oh1, #oh1_title, #ohai, #ohai_title, #onoe, #opoo, #paths, #pretty_duration, #pretty_installed, #pretty_outdated, #pretty_uninstalled, #quiet_system, #redact_secrets, #redirect_stdout, #require?, #safe_system, #tap_and_name_comparison, #truncate_text_to_approximate_size, #which, #which_all, #which_editor, #with_custom_locale, #with_env, #with_homebrew_path

Class Method Details

.canonical_name(ref) ⇒ Object

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. 



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# File 'formulary.rb', line 1118

def self.canonical_name(ref)
  loader_for(ref).name
rescue TapFormulaAmbiguityError
  # If there are multiple tap formulae with the name of ref,
  # then ref is the canonical name
  ref.downcase
end

.class_s(name) ⇒ Object

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. 



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# File 'formulary.rb', line 519

def self.class_s(name)
  class_name = name.capitalize
  class_name.gsub!(/[-_.\s]([a-zA-Z0-9])/) { T.must(Regexp.last_match(1)).upcase }
  class_name.tr!("+", "x")
  class_name.sub!(/(.)@(\d)/, "\\1AT\\2")
  class_name
end

.clear_cache ⇒ Object

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. 



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# File 'formulary.rb', line 61

def self.clear_cache
  platform_cache.each do |type, cached_objects|
    next if type == :formulary_factory

    cached_objects.each_value do |klass|
      class_name = klass.name

      # Already removed from namespace.
      next if class_name.nil?

      namespace = Utils.deconstantize(class_name)
      next if Utils.deconstantize(namespace) != name

      remove_const(Utils.demodulize(namespace).to_sym)
    end
  end

  super
end

.convert_to_string_or_symbol(string) ⇒ Object

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. 



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# File 'formulary.rb', line 527

def self.convert_to_string_or_symbol(string)
  return string[1..].to_sym if string.start_with?(":")

  string
end

.core_path(name) ⇒ Object

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. 



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# File 'formulary.rb', line 1193

def self.core_path(name)
  find_formula_in_tap(name.to_s.downcase, CoreTap.instance)
end

.enable_factory_cache! ⇒ void

This method is part of an internal API. This method may only be used internally in repositories owned by Homebrew, except in casks or formulae. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

This method returns an undefined value.

Enable the factory cache.



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# File 'formulary.rb', line 33

def self.enable_factory_cache!
  @factory_cache = true
end

.ensure_utf8_encoding(io) ⇒ Object

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. 



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# File 'formulary.rb', line 515

def self.ensure_utf8_encoding(io)
  io.set_encoding(Encoding::UTF_8)
end

.factory(ref, spec = :stable, alias_path: nil, from: nil, warn: false, force_bottle: false, flags: [], ignore_errors: false) ⇒ Formula

This method is part of an internal API. This method may only be used internally in repositories owned by Homebrew, except in casks or formulae. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

Return a Formula instance for the given reference. ref is a string containing:

  • a formula name
  • a formula pathname
  • a formula URL
  • a local bottle reference

Parameters:

  • ref (Pathname, String)
  • spec (Symbol) (defaults to: :stable)
  • alias_path (nil, Pathname, String) (defaults to: nil)
  • from (Symbol, nil) (defaults to: nil)
  • warn (Boolean) (defaults to: false)
  • force_bottle (Boolean) (defaults to: false)
  • flags (Array<String>) (defaults to: [])
  • ignore_errors (Boolean) (defaults to: false)

Returns:



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# File 'formulary.rb', line 964

def self.factory(
  ref,
  spec = :stable,
  alias_path: nil,
  from: nil,
  warn: false,
  force_bottle: false,
  flags: [],
  ignore_errors: false
)
  cache_key = "#{ref}-#{spec}-#{alias_path}-#{from}"
  if factory_cached? && platform_cache[:formulary_factory]&.key?(cache_key)
    return platform_cache[:formulary_factory][cache_key]
  end

  formula = loader_for(ref, from:, warn:)
            .get_formula(spec, alias_path:, force_bottle:, flags:, ignore_errors:)

  if factory_cached?
    platform_cache[:formulary_factory] ||= {}
    platform_cache[:formulary_factory][cache_key] ||= formula
  end

  formula
end

.factory_cached? ⇒ 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.

Returns:

  • (Boolean) 


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# File 'formulary.rb', line 37

def self.factory_cached?
  !@factory_cache.nil?
end

.find_formula_in_tap(name, tap) ⇒ Pathname

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 'formulary.rb', line 1198

def self.find_formula_in_tap(name, tap)
  filename = if name.end_with?(".rb")
    name
  else
    "#{name}.rb"
  end

  tap.formula_files_by_name.fetch(name, tap.formula_dir/filename)
end

.formula_class_defined_from_api?(name) ⇒ 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.

Returns:

  • (Boolean) 


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# File 'formulary.rb', line 49

def self.formula_class_defined_from_api?(name)
  platform_cache.key?(:api) && platform_cache[:api].key?(name)
end

.formula_class_defined_from_path?(path) ⇒ 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.

Returns:

  • (Boolean) 


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# File 'formulary.rb', line 45

def self.formula_class_defined_from_path?(path)
  platform_cache.key?(:path) && platform_cache[:path].key?(path)
end

.formula_class_get_from_api(name) ⇒ Object

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. 



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# File 'formulary.rb', line 57

def self.formula_class_get_from_api(name)
  platform_cache[:api].fetch(name)
end

.formula_class_get_from_path(path) ⇒ Object

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. 



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# File 'formulary.rb', line 53

def self.formula_class_get_from_path(path)
  platform_cache[:path].fetch(path)
end

.from_contents(name, path, contents, spec = :stable, alias_path: nil, force_bottle: false, flags: [], ignore_errors: false) ⇒ 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.

Return a Formula instance directly from contents.

Parameters:

  • name (String)
  • path (Pathname)
  • contents (String)
  • spec (Symbol) (defaults to: :stable)
  • alias_path (Pathname, nil) (defaults to: nil)
  • force_bottle (Boolean) (defaults to: false)
  • flags (Array<String>) (defaults to: [])
  • ignore_errors (Boolean) (defaults to: false)

Returns:



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# File 'formulary.rb', line 1091

def self.from_contents(
  name,
  path,
  contents,
  spec = :stable,
  alias_path: nil,
  force_bottle: false,
  flags: [],
  ignore_errors: false
)
  FormulaContentsLoader.new(name, path, contents)
                       .get_formula(spec, alias_path:, force_bottle:, flags:, ignore_errors:)
end

.from_keg(keg, spec = nil, alias_path: nil, force_bottle: false, flags: []) ⇒ 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.

Return a Formula instance for the given keg.

Parameters:

  • keg (Keg)
  • spec (Symbol, nil) (defaults to: nil)
  • alias_path (nil, Pathname, String) (defaults to: nil)
  • force_bottle (Boolean) (defaults to: false)
  • flags (Array<String>) (defaults to: [])

Returns:



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# File 'formulary.rb', line 1041

def self.from_keg(
  keg,
  spec = nil,
  alias_path: nil,
  force_bottle: false,
  flags: []
)
  tab = keg.tab
  tap = tab.tap
  spec ||= tab.spec

  formula_name = keg.rack.basename.to_s

  options = {
    alias_path:,
    from:         :keg,
    warn:         false,
    force_bottle:,
    flags:,
  }.compact

  f = if tap.nil?
    factory(formula_name, spec, **options)
  else
    begin
      factory("#{tap}/#{formula_name}", spec, **options)
    rescue FormulaUnavailableError
      # formula may be migrated to different tap. Try to search in core and all taps.
      factory(formula_name, spec, **options)
    end
  end
  f.build = tab
  T.cast(f.build, Tab).used_options = Tab.remap_deprecated_options(f.deprecated_options, tab.used_options).as_flags
  f.version.update_commit(keg.version.version.commit) if f.head? && keg.version.head?
  f
end

.from_rack(rack, spec = nil, alias_path: nil, force_bottle: false, flags: []) ⇒ 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.

Return a Formula instance for the given rack.

Parameters:

  • rack (Pathname)
  • spec (Symbol, nil) (defaults to: nil) —

    when nil, will auto resolve the formula's spec.

  • alias_path (nil, Pathname, String) (defaults to: nil) —

    will be used if the formula is found not to be installed and discarded if it is installed because the alias_path used to install the formula will be set instead.

  • force_bottle (Boolean) (defaults to: false)
  • flags (Array<String>) (defaults to: [])

Returns:



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# File 'formulary.rb', line 1006

def self.from_rack(rack, spec = nil, alias_path: nil, force_bottle: false, flags: [])
  kegs = rack.directory? ? rack.subdirs.map { |d| Keg.new(d) } : []
  keg = kegs.find(&:linked?) || kegs.find(&:optlinked?) || kegs.max_by(&:scheme_and_version)

  options = {
    alias_path:,
    force_bottle:,
    flags:,
  }.compact

  if keg
    from_keg(keg, *spec, **options)
  else
    factory(rack.basename.to_s, *spec, from: :rack, warn: false, **options)
  end
end

.keg_only?(rack) ⇒ 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.

Return whether given rack is keg-only.

Returns:

  • (Boolean) 


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# File 'formulary.rb', line 1024

def self.keg_only?(rack)
  Formulary.from_rack(rack).keg_only?
rescue FormulaUnavailableError, TapFormulaAmbiguityError
  false
end

.load_formula(name, path, contents, namespace, flags:, ignore_errors:) ⇒ Object

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. 



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# File 'formulary.rb', line 95

def self.load_formula(name, path, contents, namespace, flags:, ignore_errors:)
  raise "Formula loading disabled by HOMEBREW_DISABLE_LOAD_FORMULA!" if Homebrew::EnvConfig.disable_load_formula?

  require "formula"
  require "ignorable"

  mod = Module.new
  remove_const(namespace) if const_defined?(namespace)
  const_set(namespace, mod)

  eval_formula = lambda do
    # Set `BUILD_FLAGS` in the formula's namespace so we can
    # access them from within the formula's class scope.
    mod.const_set(:BUILD_FLAGS, flags)
    mod.module_eval(contents, path)
  rescue NameError, ArgumentError, ScriptError, MethodDeprecatedError, MacOSVersion::Error => e
    if e.is_a?(Ignorable::ExceptionMixin)
      e.ignore
    else
      remove_const(namespace)
      raise FormulaUnreadableError.new(name, e)
    end
  end
  if ignore_errors
    Ignorable.hook_raise(&eval_formula)
  else
    eval_formula.call
  end

  class_name = class_s(name)

  begin
    mod.const_get(class_name)
  rescue NameError => e
    class_list = mod.constants
                    .map { |const_name| mod.const_get(const_name) }
                    .select { |const| const.is_a?(Class) }
    new_exception = FormulaClassUnavailableError.new(name, path, class_name, class_list)
    remove_const(namespace)
    raise new_exception, "", e.backtrace
  end
end

.load_formula_from_api(name, flags:) ⇒ T.class_of(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:

Returns:

Raises:



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# File 'formulary.rb', line 158

def self.load_formula_from_api(name, flags:)
  namespace = :"FormulaNamespaceAPI#{namespace_key(name)}"

  mod = Module.new
  remove_const(namespace) if const_defined?(namespace)
  const_set(namespace, mod)

  mod.const_set(:BUILD_FLAGS, flags)

  class_name = class_s(name)
  json_formula = Homebrew::API::Formula.all_formulae[name]
  raise FormulaUnavailableError, name if json_formula.nil?

  json_formula = Homebrew::API.merge_variations(json_formula)

  uses_from_macos_names = json_formula.fetch("uses_from_macos", []).map do |dep|
    next dep unless dep.is_a? Hash

    dep.keys.first
  end

  requirements = {}
  json_formula["requirements"]&.map do |req|
    req_name = req["name"].to_sym
    next if API_SUPPORTED_REQUIREMENTS.exclude?(req_name)

    req_version = case req_name
    when :arch
      req["version"]&.to_sym
    when :macos, :maximum_macos
      MacOSVersion::SYMBOLS.key(req["version"])
    else
      req["version"]
    end

    req_tags = []
    req_tags << req_version if req_version.present?
    req_tags += req["contexts"]&.map do |tag|
      case tag
      when String
        tag.to_sym
      when Hash
        tag.deep_transform_keys(&:to_sym)
      else
        tag
      end
    end

    spec_hash = req_tags.empty? ? req_name : { req_name => req_tags }

    specs = req["specs"]
    specs ||= ["stable", "head"] # backwards compatibility
    specs.each do |spec|
      requirements[spec.to_sym] ||= []
      requirements[spec.to_sym] << spec_hash
    end
  end

  add_deps = if Homebrew::API.internal_json_v3?
    lambda do |deps|
      T.bind(self, SoftwareSpec)

      deps&.each do |name, info|
        tags = case info&.dig("tags")
        in Array => tag_list
          tag_list.map(&:to_sym)
        in String => tag
          tag.to_sym
        else
          nil
        end

        if info&.key?("uses_from_macos")
          bounds = info["uses_from_macos"].dup || {}
          bounds.deep_transform_keys!(&:to_sym)
          bounds.deep_transform_values!(&:to_sym)

          if tags
            uses_from_macos name => tags, **bounds
          else
            uses_from_macos name, **bounds
          end
        elsif tags
          depends_on name => tags
        else
          depends_on name
        end
      end
    end
  else
    lambda do |spec|
      T.bind(self, SoftwareSpec)

      dep_json = json_formula.fetch("#{spec}_dependencies", json_formula)

      dep_json["dependencies"]&.each do |dep|
        # Backwards compatibility check - uses_from_macos used to be a part of dependencies on Linux
        next if !json_formula.key?("uses_from_macos_bounds") && uses_from_macos_names.include?(dep) &&
                !Homebrew::SimulateSystem.simulating_or_running_on_macos?

        depends_on dep
      end

      [:build, :test, :recommended, :optional].each do |type|
        dep_json["#{type}_dependencies"]&.each do |dep|
          # Backwards compatibility check - uses_from_macos used to be a part of dependencies on Linux
          next if !json_formula.key?("uses_from_macos_bounds") && uses_from_macos_names.include?(dep) &&
                  !Homebrew::SimulateSystem.simulating_or_running_on_macos?

          depends_on dep => type
        end
      end

      dep_json["uses_from_macos"]&.each_with_index do |dep, index|
        bounds = dep_json.fetch("uses_from_macos_bounds", [])[index].dup || {}
        bounds.deep_transform_keys!(&:to_sym)
        bounds.deep_transform_values!(&:to_sym)

        if dep.is_a?(Hash)
          uses_from_macos dep.deep_transform_values(&:to_sym).merge(bounds)
        else
          uses_from_macos dep, bounds
        end
      end
    end
  end

  klass = Class.new(::Formula) do
    @loaded_from_api = true

    desc json_formula["desc"]
    homepage json_formula["homepage"]
    license SPDX.string_to_license_expression(json_formula["license"])
    revision json_formula.fetch("revision", 0)
    version_scheme json_formula.fetch("version_scheme", 0)

    if (urls_stable = json_formula["urls"]["stable"].presence)
      stable do
        url_spec = {
          tag:      urls_stable["tag"],
          revision: urls_stable["revision"],
          using:    urls_stable["using"]&.to_sym,
        }.compact
        url urls_stable["url"], **url_spec
        version Homebrew::API.internal_json_v3? ? json_formula["version"] : json_formula["versions"]["stable"]
        sha256 urls_stable["checksum"] if urls_stable["checksum"].present?

        if Homebrew::API.internal_json_v3?
          instance_exec(json_formula["dependencies"], &add_deps)
        else
          instance_exec(:stable, &add_deps)
        end

        requirements[:stable]&.each do |req|
          depends_on req
        end
      end
    end

    if (urls_head = json_formula["urls"]["head"].presence)
      head do
        url_spec = {
          branch: urls_head["branch"],
          using:  urls_head["using"]&.to_sym,
        }.compact
        url urls_head["url"], **url_spec

        if Homebrew::API.internal_json_v3?
          instance_exec(json_formula["head_dependencies"], &add_deps)
        else
          instance_exec(:head, &add_deps)
        end

        requirements[:head]&.each do |req|
          depends_on req
        end
      end
    end

    bottles_stable = if Homebrew::API.internal_json_v3?
      json_formula["bottle"]
    else
      json_formula["bottle"]["stable"]
    end.presence

    if bottles_stable
      bottle do
        if Homebrew::EnvConfig.bottle_domain == HOMEBREW_BOTTLE_DEFAULT_DOMAIN
          root_url HOMEBREW_BOTTLE_DEFAULT_DOMAIN
        else
          root_url Homebrew::EnvConfig.bottle_domain
        end
        rebuild bottles_stable["rebuild"]
        bottles_stable["files"].each do |tag, bottle_spec|
          cellar = Formulary.convert_to_string_or_symbol bottle_spec["cellar"]
          sha256 cellar:, tag.to_sym => bottle_spec["sha256"]
        end
      end
    end

    if (pour_bottle_only_if = json_formula["pour_bottle_only_if"])
      pour_bottle? only_if: pour_bottle_only_if.to_sym
    end

    if (keg_only_reason = json_formula["keg_only_reason"].presence)
      reason = Formulary.convert_to_string_or_symbol keg_only_reason["reason"]
      keg_only reason, keg_only_reason["explanation"]
    end

    if (deprecation_date = json_formula["deprecation_date"].presence)
      reason = DeprecateDisable.to_reason_string_or_symbol json_formula["deprecation_reason"], type: :formula
      deprecate! date: deprecation_date, because: reason
    end

    if (disable_date = json_formula["disable_date"].presence)
      reason = DeprecateDisable.to_reason_string_or_symbol json_formula["disable_reason"], type: :formula
      disable! date: disable_date, because: reason
    end

    json_formula["conflicts_with"]&.each_with_index do |conflict, index|
      conflicts_with conflict, because: json_formula.dig("conflicts_with_reasons", index)
    end

    json_formula["link_overwrite"]&.each do |overwrite_path|
      link_overwrite overwrite_path
    end

    def install
      raise "Cannot build from source from abstract formula."
    end

    @post_install_defined_boolean = json_formula["post_install_defined"]
    @post_install_defined_boolean = true if @post_install_defined_boolean.nil? # Backwards compatibility
    def post_install_defined?
      self.class.instance_variable_get(:@post_install_defined_boolean)
    end

    if (service_hash = json_formula["service"].presence)
      service_hash = Homebrew::Service.from_hash(service_hash)
      service do
        T.bind(self, Homebrew::Service)

        if (run_params = service_hash.delete(:run).presence)
          case run_params
          when Hash
            run(**run_params)
          when Array, String
            run run_params
          end
        end

        if (name_params = service_hash.delete(:name).presence)
          name(**name_params)
        end

        service_hash.each do |key, arg|
          public_send(key, arg)
        end
      end
    end

    @caveats_string = json_formula["caveats"]
    def caveats
      caveats_string = self.class.instance_variable_get(:@caveats_string)
      return unless caveats_string

      caveats_string.gsub(HOMEBREW_PREFIX_PLACEHOLDER, HOMEBREW_PREFIX)
                    .gsub(HOMEBREW_CELLAR_PLACEHOLDER, HOMEBREW_CELLAR)
                    .gsub(HOMEBREW_HOME_PLACEHOLDER, Dir.home)
    end

    @tap_git_head_string = if Homebrew::API.internal_json_v3?
      Homebrew::API::Formula.tap_git_head
    else
      json_formula["tap_git_head"]
    end

    def tap_git_head
      self.class.instance_variable_get(:@tap_git_head_string)
    end

    unless Homebrew::API.internal_json_v3?
      @oldnames_array = json_formula["oldnames"] || [json_formula["oldname"]].compact
      def oldnames
        self.class.instance_variable_get(:@oldnames_array)
      end

      @aliases_array = json_formula.fetch("aliases", [])
      def aliases
        self.class.instance_variable_get(:@aliases_array)
      end
    end

    @versioned_formulae_array = json_formula.fetch("versioned_formulae", [])
    def versioned_formulae_names
      self.class.instance_variable_get(:@versioned_formulae_array)
    end

    @ruby_source_path_string = json_formula["ruby_source_path"]
    def ruby_source_path
      self.class.instance_variable_get(:@ruby_source_path_string)
    end

    @ruby_source_checksum_string = json_formula.dig("ruby_source_checksum", "sha256")
    @ruby_source_checksum_string ||= json_formula["ruby_source_sha256"]
    def ruby_source_checksum
      checksum = self.class.instance_variable_get(:@ruby_source_checksum_string)
      Checksum.new(checksum) if checksum
    end
  end

  mod.const_set(class_name, klass)

  platform_cache[:api] ||= {}
  platform_cache[:api][name] = klass
end

.load_formula_from_path(name, path, flags:, ignore_errors:) ⇒ T.class_of(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:

Returns:



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# File 'formulary.rb', line 149

def self.load_formula_from_path(name, path, flags:, ignore_errors:)
  contents = path.open("r") { |f| ensure_utf8_encoding(f).read }
  namespace = "FormulaNamespace#{namespace_key(path.to_s)}"
  klass = load_formula(name, path, contents, namespace, flags:, ignore_errors:)
  platform_cache[:path] ||= {}
  platform_cache[:path][path] = klass
end

.loader_for(ref, from: nil, warn: true) ⇒ Object

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. 



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# File 'formulary.rb', line 1174

def self.loader_for(ref, from: nil, warn: true)
  [
    FromBottleLoader,
    FromURILoader,
    FromAPILoader,
    FromTapLoader,
    FromPathLoader,
    FromNameLoader,
    FromKegLoader,
    FromCacheLoader,
    NullLoader,
  ].each do |loader_class|
    if (loader = loader_class.try_new(ref, from:, warn:))
      $stderr.puts "#{$PROGRAM_NAME} (#{loader_class}): loading #{ref}" if debug?
      return loader
    end
  end
end

.namespace_key(identifier) ⇒ 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 'formulary.rb', line 139

def self.namespace_key(identifier)
  Digest::SHA2.hexdigest(
    "#{Homebrew::SimulateSystem.current_os}_#{Homebrew::SimulateSystem.current_arch}:#{identifier}",
  )
end

.path(ref) ⇒ Object

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. 



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# File 'formulary.rb', line 1126

def self.path(ref)
  loader_for(ref).path
end

.platform_cache ⇒ Object

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. 



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# File 'formulary.rb', line 41

def self.platform_cache
  cache["#{Homebrew::SimulateSystem.current_os}_#{Homebrew::SimulateSystem.current_arch}"] ||= {}
end

.resolve(name, spec: nil, force_bottle: false, flags: []) ⇒ 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:

  • name (String)
  • spec (Symbol, nil) (defaults to: nil)
  • force_bottle (Boolean) (defaults to: false)
  • flags (Array<String>) (defaults to: [])

Returns:



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# File 'formulary.rb', line 478

def self.resolve(
  name,
  spec: nil,
  force_bottle: false,
  flags: []
)
  if name.include?("/") || File.exist?(name)
    f = factory(name, *spec, force_bottle:, flags:)
    if f.any_version_installed?
      tab = Tab.for_formula(f)
      resolved_spec = spec || tab.spec
      f.active_spec = resolved_spec if f.send(resolved_spec)
      f.build = tab
      if f.head? && tab.tabfile
        k = Keg.new(tab.tabfile.parent)
        f.version.update_commit(k.version.version.commit) if k.version.head?
      end
    end
  else
    rack = to_rack(name)
    alias_path = factory(name, force_bottle:, flags:).alias_path
    f = from_rack(rack, *spec, alias_path:, force_bottle:, flags:)
  end

  # If this formula was installed with an alias that has since changed,
  # then it was specified explicitly in ARGV. (Using the alias would
  # instead have found the new formula.)
  #
  # Because of this, the user is referring to this specific formula,
  # not any formula targeted by the same alias, so in this context
  # the formula shouldn't be considered outdated if the alias used to
  # install it has changed.
  f.follow_installed_alias = false

  f
end

.tap_formula_name_type(tapped_name, warn:) ⇒ Array<(String, Tap, [Symbol, nil])>?

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:

  • tapped_name (String)
  • warn (Boolean)

Returns:



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# File 'formulary.rb', line 1131

def self.tap_formula_name_type(tapped_name, warn:)
  return unless (tap_with_name = Tap.with_formula_name(tapped_name))

  tap, name = tap_with_name

  type = nil

  # FIXME: Remove the need to do this here.
  alias_table_key = tap.core_tap? ? name : "#{tap}/#{name}"

  if (possible_alias = tap.alias_table[alias_table_key].presence)
    # FIXME: Remove the need to split the name and instead make
    #        the alias table only contain short names.
    name = T.must(possible_alias.split("/").last)
    type = :alias
  elsif (new_name = tap.formula_renames[name].presence)
    old_name = tap.core_tap? ? name : tapped_name
    name = new_name
    new_name = tap.core_tap? ? name : "#{tap}/#{name}"
    type = :rename
  elsif (new_tap_name = tap.tap_migrations[name].presence)
    new_tap, new_name = Tap.with_formula_name(new_tap_name) || [Tap.fetch(new_tap_name), name]
    new_tap.ensure_installed!
    new_tapped_name = "#{new_tap}/#{new_name}"

    if tapped_name == new_tapped_name
      opoo "Tap migration for #{tapped_name} points to itself, stopping recursion."
    else
      old_name = tap.core_tap? ? name : tapped_name
      return unless (name_tap_type = tap_formula_name_type(new_tapped_name, warn: false))

      name, tap, = name_tap_type

      new_name = new_tap.core_tap? ? name : "#{tap}/#{name}"
      type = :migration
    end
  end

  opoo "Formula #{old_name} was renamed to #{new_name}." if warn && old_name && new_name

  [name, tap, type]
end

.to_rack(ref) ⇒ Object

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. 



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# File 'formulary.rb', line 1105

def self.to_rack(ref)
  # If using a fully-scoped reference, check if the formula can be resolved.
  factory(ref) if ref.include? "/"

  # Check whether the rack with the given name exists.
  if (rack = HOMEBREW_CELLAR/File.basename(ref, ".rb")).directory?
    return rack.resolved_path
  end

  # Use canonical name to locate rack.
  (HOMEBREW_CELLAR/canonical_name(ref)).resolved_path
end