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require 'formula'
# Downloads the tarballs for the given formulae to the Cache
module Homebrew extend self
def fetch
raise FormulaUnspecifiedError if ARGV.named.empty?
if ARGV.include? '--deps'
bucket = []
ARGV.formulae.each do |f|
bucket << f
bucket << f.recursive_deps
end
bucket = bucket.flatten.uniq
else
bucket = ARGV.formulae
end
puts "Fetching: #{bucket * ', '}" if bucket.size > 1
bucket.each do |f|
already_downloaded = f.cached_download.exist?
f.cached_download.rmtree if already_downloaded and ARGV.force?
the_tarball, _ = f.fetch
next unless the_tarball.kind_of? Pathname
previous_md5 = f.active_spec.md5.to_s.downcase
previous_sha1 = f.active_spec.sha1.to_s.downcase
previous_sha2 = f.active_spec.sha256.to_s.downcase
puts "Downloaded to: #{the_tarball}" unless already_downloaded
puts "MD5: #{the_tarball.md5}"
puts "SHA1: #{the_tarball.sha1}"
puts "SHA256: #{the_tarball.sha2}"
begin
f.verify_download_integrity the_tarball
rescue ChecksumMismatchError => e
opoo "Formula reports different #{e.hash_type}: #{e.expected}"
end
end
end
end
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