Module: DependenciesHelpers Private

Included in:
Homebrew
Defined in:
dependencies_helpers.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 functions for dependencies.

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.dependents(formulae_or_casks) ⇒ 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 'dependencies_helpers.rb', line 51

def dependents(formulae_or_casks)
  formulae_or_casks.map do |formula_or_cask|
    if formula_or_cask.is_a?(Formula)
      formula_or_cask
    else
      CaskDependent.new(formula_or_cask)
    end
  end
end

Instance Method Details

#args_includes_ignores(args) ⇒ 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 'dependencies_helpers.rb', line 10

def args_includes_ignores(args)
  includes = [:required?, :recommended?] # included by default
  includes << :build? if args.include_build?
  includes << :test? if args.include_test?
  includes << :optional? if args.include_optional?

  ignores = []
  ignores << :recommended? if args.skip_recommended?
  ignores << :satisfied? if args.missing?

  [includes, ignores]
end

#recursive_includes(klass, root_dependent, includes, ignores) ⇒ 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.

Raises:

  • (ArgumentError) 


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# File 'dependencies_helpers.rb', line 23

def recursive_includes(klass, root_dependent, includes, ignores)
  raise ArgumentError, "Invalid class argument: #{klass}" if klass != Dependency && klass != Requirement

  cache_key = "recursive_includes_#{includes}_#{ignores}"

  klass.expand(root_dependent, cache_key: cache_key) do |dependent, dep|
    klass.prune if ignores.any? { |ignore| dep.public_send(ignore) }
    klass.prune if includes.none? do |include|
      # Ignore indirect test dependencies
      next if include == :test? && dependent != root_dependent

      dep.public_send(include)
    end

    # If a tap isn't installed, we can't find the dependencies of one of
    # its formulae, and an exception will be thrown if we try.
    Dependency.keep_but_prune_recursive_deps if klass == Dependency && dep.tap && !dep.tap.installed?
  end
end

#select_includes(dependables, ignores, includes) ⇒ 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 'dependencies_helpers.rb', line 43

def select_includes(dependables, ignores, includes)
  dependables.select do |dep|
    next false if ignores.any? { |ignore| dep.public_send(ignore) }

    includes.any? { |include| dep.public_send(include) }
  end
end