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require 'formula'
require 'keg'
module Homebrew
def outdated
formulae = ARGV.formulae.any? ? ARGV.formulae : Formula.installed
outdated = outdated_brews(formulae) do |f, versions|
if ($stdout.tty? || ARGV.verbose?) && !ARGV.flag?("--quiet")
puts "#{f.name} (#{versions*', '} < #{f.pkg_version})"
else
puts f.name
end
end
Homebrew.failed = ARGV.formulae.any? && outdated.any?
end
def outdated_brews(formulae)
formulae.map do |f|
all_versions = []
older_or_same_tap_versions = []
f.rack.subdirs.each do |dir|
keg = Keg.new dir
version = keg.version
all_versions << version
older_version = f.pkg_version <= version
tap = Tab.for_keg(keg).tap
if tap.nil? || f.tap == tap || older_version
older_or_same_tap_versions << version
end
end
if older_or_same_tap_versions.all? { |version| f.pkg_version > version }
yield f, all_versions if block_given?
f
end
end.compact
end
end
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