Class: Formulary::FromPathLoader Private

Inherits:
FormulaLoader show all
Defined in:
formulary.rb

Overview

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

Loads formulae from disk using a path.

Instance Attribute Summary

Attributes inherited from FormulaLoader

#alias_path, #name, #path, #tap

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from FormulaLoader

#get_formula, #klass

Methods included from Utils::Output::Mixin

#odebug, #odeprecated, #odie, #odisabled, #ofail, #oh1, #oh1_title, #ohai, #ohai_title, #onoe, #opoo, #opoo_outside_github_actions, #pretty_duration, #pretty_installed, #pretty_outdated, #pretty_uninstalled

Methods included from Context

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

Constructor Details

#initialize(path, alias_path: nil, tap: nil) ⇒ 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:



757
758
759
760
761
762
763
764
765
766
 
# File 'formulary.rb', line 757

def initialize(path, alias_path: nil, tap: nil)
  path = Pathname(path).expand_path
  name = path.basename(".rb").to_s
  alias_path = alias_path&.expand_path
  alias_dir = alias_path&.dirname

  alias_path = nil if alias_dir != tap&.alias_dir

  super(name, path, alias_path:, tap:)
end

Class Method Details

.try_new(ref, from: nil, warn: false) ⇒ T.attached_class?

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, Pathname, URI::Generic)
  • from (Symbol, nil) (defaults to: nil)
  • warn (Boolean) (defaults to: false)

Returns:

  • (T.attached_class, nil) 


705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
 
# File 'formulary.rb', line 705

def self.try_new(ref, from: nil, warn: false)
  path = case ref
  when String
    Pathname(ref)
  when Pathname
    ref
  else
    return
  end

  return unless path.expand_path.exist?

  if Homebrew::EnvConfig.forbid_packages_from_paths?
    path_realpath = path.realpath.to_s
    path_string = path.to_s
    if (path_realpath.end_with?(".rb") || path_string.end_with?(".rb")) &&
       !path_realpath.start_with?("#{HOMEBREW_CELLAR}/", "#{HOMEBREW_LIBRARY}/Taps/") &&
       !path_string.start_with?("#{HOMEBREW_CELLAR}/", "#{HOMEBREW_LIBRARY}/Taps/")
      if path_string.include?("./") || path_string.end_with?(".rb") || path_string.count("/") != 2
        raise <<~WARNING
          Homebrew requires formulae to be in a tap, rejecting:
            #{path_string} (#{path_realpath})

          To create a tap, run e.g.
            brew tap-new <user|org>/<repository>
          To create a formula in a tap run e.g.
            brew create <url> --tap=<user|org>/<repository>
        WARNING
      elsif path_string.count("/") == 2
        # Looks like a tap, let's quietly return but not error.
        return
      end
    end
  end

  if (tap = Tap.from_path(path))
    # Only treat symlinks in taps as aliases.
    if path.symlink?
      alias_path = path
      path = alias_path.resolved_path
    end
  else
    # Don't treat cache symlinks as aliases.
    tap = Homebrew::API.tap_from_source_download(path)
  end

  return if path.extname != ".rb"

  new(path, alias_path:, tap:)
end