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require "tmpdir"
require "hbc/container/base"
module Hbc
class Container
class GenericUnar < Base
def self.me?(criteria)
!(lsar = which("lsar")).nil? &&
criteria.command.run(lsar,
args: ["-l", "-t", "--", criteria.path],
print_stderr: false).stdout.chomp.end_with?("passed, 0 failed.")
end
def extract
if (unar = which("unar")).nil?
raise CaskError, "Expected to find unar executable. Cask #{@cask} must add: depends_on formula: 'unar'"
end
Dir.mktmpdir do |unpack_dir|
@command.run!(unar, args: ["-force-overwrite", "-quiet", "-no-directory", "-output-directory", unpack_dir, "--", @path])
@command.run!("/usr/bin/ditto", args: ["--", unpack_dir, @cask.staged_path])
end
end
end
end
end
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