27 lines
882 B
Ruby
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2016-08-18 22:11:42 +03:00
require "tmpdir"
require "hbc/container/base"
class Hbc::Container::GenericUnar < Hbc::Container::Base
def self.me?(criteria)
lsar = Hbc.homebrew_prefix.join("bin", "lsar")
lsar.exist? &&
criteria.command.run(lsar,
args: ["-l", "-t", "--", criteria.path],
print_stderr: false).stdout.chomp.end_with?("passed, 0 failed.")
end
def extract
unar = Hbc.homebrew_prefix.join("bin", "unar")
unless unar.exist?
raise Hbc::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