brew/Library/Homebrew/unpack_strategy/self_extracting_executable.rb
2018-07-24 16:44:27 +02:00

14 lines
365 B
Ruby

require_relative "generic_unar"
module UnpackStrategy
class SelfExtractingExecutable < GenericUnar
def self.can_extract?(path:, magic_number:)
return false unless magic_number.match?(/\AMZ/n)
system_command("file",
args: [path],
print_stderr: false).stdout.include?("self-extracting")
end
end
end