Module: UnpackStrategy Private

Extended by:
T::Helpers, Utils::Output::Mixin
Includes:
SystemCommand::Mixin, Utils::Output::Mixin
Included in:
Air, Bzip2, Cab, Directory, Dmg, Fossil, GenericUnar, Gzip, Lha, Lzip, Lzma, P7Zip, Pax, Rar, Tar, Uncompressed, Xar, Xz, Zip, Zstd
Defined in:
unpack_strategy.rb,
extend/os/mac/unpack_strategy/zip.rb,
unpack_strategy/xz.rb,
unpack_strategy/air.rb,
unpack_strategy/cab.rb,
unpack_strategy/cvs.rb,
unpack_strategy/dmg.rb,
unpack_strategy/git.rb,
unpack_strategy/jar.rb,
unpack_strategy/lha.rb,
unpack_strategy/otf.rb,
unpack_strategy/pax.rb,
unpack_strategy/pkg.rb,
unpack_strategy/rar.rb,
unpack_strategy/sit.rb,
unpack_strategy/tar.rb,
unpack_strategy/ttf.rb,
unpack_strategy/xar.rb,
unpack_strategy/zip.rb,
unpack_strategy/gzip.rb,
unpack_strategy/lzip.rb,
unpack_strategy/lzma.rb,
unpack_strategy/zstd.rb,
unpack_strategy/bzip2.rb,
unpack_strategy/p7zip.rb,
unpack_strategy/bazaar.rb,
unpack_strategy/fossil.rb,
unpack_strategy/compress.rb,
unpack_strategy/lua_rock.rb,
unpack_strategy/directory.rb,
unpack_strategy/mercurial.rb,
unpack_strategy/executable.rb,
unpack_strategy/subversion.rb,
unpack_strategy/generic_unar.rb,
unpack_strategy/uncompressed.rb,
unpack_strategy/microsoft_office_xml.rb,
unpack_strategy/self_extracting_executable.rb

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: ClassMethods Classes: Air, Bazaar, Bzip2, Cab, Compress, Cvs, Directory, Dmg, Executable, Fossil, GenericUnar, Git, Gzip, Jar, Lha, LuaRock, Lzip, Lzma, Mercurial, MicrosoftOfficeXml, Otf, P7Zip, Pax, Pkg, Rar, SelfExtractingExecutable, Sit, Subversion, Tar, Ttf, Uncompressed, Xar, Xz, Zip, Zstd

Constant Summary collapse

UnpackStrategyType =

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

T.type_alias { T.all(T::Class[UnpackStrategy], UnpackStrategy::ClassMethods) }

Instance Attribute Summary collapse

Class Method Summary collapse

Instance 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_upgradable

Methods included from SystemCommand::Mixin

#system_command, #system_command!

Instance Attribute Details

#merge_xattrs ⇒ Boolean (readonly)

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 'unpack_strategy.rb', line 129

def merge_xattrs
  @merge_xattrs
end

#path ⇒ Pathname (readonly)

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:



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# File 'unpack_strategy.rb', line 126

def path
  @path
end

Class Method Details

.detect(path, prioritize_extension: false, type: nil, ref_type: nil, ref: nil, merge_xattrs: false) ⇒ UnpackStrategy

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:

  • path (Pathname)
  • prioritize_extension (Boolean) (defaults to: false)
  • type (Symbol, nil) (defaults to: nil)
  • ref_type (Symbol, nil) (defaults to: nil)
  • ref (String, nil) (defaults to: nil)
  • merge_xattrs (Boolean) (defaults to: false)

Returns:



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# File 'unpack_strategy.rb', line 108

def self.detect(path, prioritize_extension: false, type: nil, ref_type: nil, ref: nil, merge_xattrs: false)
  strategy = from_type(type) if type

  if prioritize_extension && path.extname.present?
    strategy ||= from_extension(path.extname)

    strategy ||= strategies.find { |s| (s < Directory || s == Fossil) && s.can_extract?(path) }
  else
    strategy ||= from_magic(path)
    strategy ||= from_extension(path.extname)
  end

  strategy ||= Uncompressed

  strategy.new(path, ref_type:, ref:, merge_xattrs:)
end

.from_extension(extension) ⇒ UnpackStrategyType?

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 'unpack_strategy.rb', line 94

def self.from_extension(extension)
  strategies.sort_by { |s| -(s.extensions.map(&:length).max || 0) }
            .find { |s| extension.end_with?(*s.extensions) }
end

.from_magic(path) ⇒ UnpackStrategyType?

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 'unpack_strategy.rb', line 100

def self.from_magic(path)
  strategies.find { |s| s.can_extract?(path) }
end

.from_type(type) ⇒ UnpackStrategyType?

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 'unpack_strategy.rb', line 76

def self.from_type(type)
  type = {
    naked:     :uncompressed,
    nounzip:   :uncompressed,
    seven_zip: :p7zip,
  }.fetch(type, type)

  begin
    # The strategy class name is derived dynamically from the type.
    # rubocop:disable Sorbet/ConstantsFromStrings
    const_get(type.to_s.split("_").map(&:capitalize).join.gsub(/\d+[a-z]/, &:upcase))
    # rubocop:enable Sorbet/ConstantsFromStrings
  rescue NameError
    nil
  end
end

Instance Method Details

#dependencies ⇒ Array<Cask::Cask>, 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.

Returns:



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# File 'unpack_strategy.rb', line 197

def dependencies
  []
end

#each_directory(pathname, &_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.

Helper method for iterating over directory trees.

Parameters:



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# File 'unpack_strategy.rb', line 208

def each_directory(pathname, &_block)
  pathname.find do |path|
    yield path if path.directory?
  end
end

#extract(to: nil, basename: nil, verbose: 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:

  • to (Pathname, nil) (defaults to: nil)
  • basename (String, Pathname, nil) (defaults to: nil)
  • verbose (Boolean) (defaults to: false) 


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# File 'unpack_strategy.rb', line 151

def extract(to: nil, basename: nil, verbose: false)
  basename ||= path.basename
  unpack_dir = Pathname(to || Dir.pwd).expand_path
  unpack_dir.mkpath
  extract_to_dir(unpack_dir, basename: Pathname(basename), verbose:)
end

#extract_nestedly(to: nil, basename: nil, verbose: false, prioritize_extension: 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:

  • to (Pathname, nil) (defaults to: nil)
  • basename (String, Pathname, nil) (defaults to: nil)
  • verbose (Boolean) (defaults to: false)
  • prioritize_extension (Boolean) (defaults to: false) 


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# File 'unpack_strategy.rb', line 166

def extract_nestedly(to: nil, basename: nil, verbose: false, prioritize_extension: false)
  Mktemp.new("homebrew-unpack").run(chdir: false) do |unpack_dir|
    tmp_unpack_dir = T.must(unpack_dir.tmpdir)

    extract(to: tmp_unpack_dir, basename:, verbose:)

    children = tmp_unpack_dir.children

    if children.size == 1 && !children.fetch(0).directory?
      first_child = children.first
      next if first_child.nil?

      s = UnpackStrategy.detect(first_child, prioritize_extension:)

      s.extract_nestedly(to:, verbose:, prioritize_extension:)

      next
    end

    # Ensure all extracted directories are writable.
    each_directory(tmp_unpack_dir) do |path|
      next if path.writable?

      FileUtils.chmod "u+w", path, verbose:
    end

    Directory.new(tmp_unpack_dir, move: true).extract(to:, verbose:)
  end
end

#initialize(path, ref_type: nil, ref: nil, merge_xattrs: 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.

Parameters:

  • path (String, Pathname)
  • ref_type (Symbol, nil) (defaults to: nil)
  • ref (String, nil) (defaults to: nil)
  • merge_xattrs (Boolean) (defaults to: false) 


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# File 'unpack_strategy.rb', line 135

def initialize(path, ref_type: nil, ref: nil, merge_xattrs: false)
  @path = T.let(Pathname(path).expand_path, Pathname)
  @ref_type = ref_type
  @ref = ref
  @merge_xattrs = merge_xattrs
end