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require 'formula'
require 'keg'
module Homebrew extend self
def outdated
outdated_brews do |f|
if $stdout.tty? and not ARGV.flag? '--quiet'
versions = f.rack.subdirs.map { |d| Keg.new(d) }.map { |keg| keg.basename }
puts "#{f.name} (#{versions*', '} < #{f.version})"
else
puts f.name
end
end
end
def outdated_brews
HOMEBREW_CELLAR.subdirs.reject { |d| d.subdirs.empty? }.map do |rack|
f = Formula.factory(rack.basename.to_s) rescue nil
next if f.nil?
kegs = rack.subdirs.map { |d| Keg.new(d) }
unless kegs.any? { |keg| keg.version >= f.version }
yield f if block_given?
f
end
end.compact
end
end
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