Module: Cask::CaskLoader Private

Extended by:
Context
Defined in:
cask/cask_loader.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.

Loads a cask from various sources.

Defined Under Namespace

Modules: ILoader Classes: AbstractContentLoader, FromAPILoader, FromContentLoader, FromInstalledPathLoader, FromInstanceLoader, FromNameLoader, FromPathLoader, FromTapLoader, FromURILoader, NullLoader

Class Method Summary collapse

Methods included from Context

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

Class Method Details

.default_path(token) ⇒ 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 'cask/cask_loader.rb', line 640

def self.default_path(token)
  find_cask_in_tap(token.to_s.downcase, CoreCaskTap.instance)
end

.find_cask_in_tap(token, tap) ⇒ 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 'cask/cask_loader.rb', line 644

def self.find_cask_in_tap(token, tap)
  filename = "#{token}.rb"

  tap.cask_files_by_name.fetch(token, tap.cask_dir/filename)
end

.for(ref, need_path: false, 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 'cask/cask_loader.rb', line 595

def self.for(ref, need_path: false, warn: true)
  [
    FromInstanceLoader,
    FromContentLoader,
    FromURILoader,
    FromAPILoader,
    FromTapLoader,
    FromNameLoader,
    FromPathLoader,
    FromInstalledPathLoader,
    NullLoader,
  ].each do |loader_class|
    if (loader = loader_class.try_new(ref, warn:))
      $stderr.puts "#{$PROGRAM_NAME} (#{loader.class}): loading #{ref}" if debug?
      return loader
    end
  end
end

.load(ref, config: 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 'cask/cask_loader.rb', line 556

def self.load(ref, config: nil, warn: true)
  self.for(ref, warn:).load(config:)
end

.load_from_installed_caskfile(path, config: nil, warn: true) ⇒ Cask

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)
  • config (Config, nil) (defaults to: nil)
  • warn (Boolean) (defaults to: true)

Returns:



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# File 'cask/cask_loader.rb', line 633

def self.load_from_installed_caskfile(path, config: nil, warn: true)
  loader = FromInstalledPathLoader.try_new(path, warn:)
  loader ||= NullLoader.new(path)

  loader.load(config:)
end

.load_prefer_installed(ref, config: nil, warn: true) ⇒ Cask

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:

  • ref (String)
  • config (Config, nil) (defaults to: nil)
  • warn (Boolean) (defaults to: true)

Returns:



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# File 'cask/cask_loader.rb', line 615

def self.load_prefer_installed(ref, config: nil, warn: true)
  tap, token = Tap.with_cask_token(ref)
  token ||= ref
  tap ||= Cask.new(ref).tab.tap

  if tap.nil?
    self.load(token, config:, warn:)
  else
    begin
      self.load("#{tap}/#{token}", config:, warn:)
    rescue CaskUnavailableError
      # cask may be migrated to different tap. Try to search in all taps.
      self.load(token, config:, warn:)
    end
  end
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 'cask/cask_loader.rb', line 552

def self.path(ref)
  self.for(ref, need_path: true).path
end

.tap_cask_token_type(tapped_token, 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_token (String)
  • warn (Boolean)

Returns:



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# File 'cask/cask_loader.rb', line 561

def self.tap_cask_token_type(tapped_token, warn:)
  return unless (tap_with_token = Tap.with_cask_token(tapped_token))

  tap, token = tap_with_token

  type = nil

  if (new_token = tap.cask_renames[token].presence)
    old_token = tap.core_cask_tap? ? token : tapped_token
    token = new_token
    new_token = tap.core_cask_tap? ? token : "#{tap}/#{token}"
    type = :rename
  elsif (new_tap_name = tap.tap_migrations[token].presence)
    new_tap, new_token = Tap.with_cask_token(new_tap_name) || [Tap.fetch(new_tap_name), token]
    new_tap.ensure_installed!
    new_tapped_token = "#{new_tap}/#{new_token}"

    if tapped_token == new_tapped_token
      opoo "Tap migration for #{tapped_token} points to itself, stopping recursion."
    else
      old_token = tap.core_cask_tap? ? token : tapped_token
      return unless (token_tap_type = tap_cask_token_type(new_tapped_token, warn: false))

      token, tap, = token_tap_type
      new_token = new_tap.core_cask_tap? ? token : "#{tap}/#{token}"
      type = :migration
    end
  end

  opoo "Cask #{old_token} was renamed to #{new_token}." if warn && old_token && new_token

  [token, tap, type]
end