Method: Train::File#sha256sum

Defined in:
lib/train/file.rb

#sha256sum ⇒ Object 



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# File 'lib/train/file.rb', line 156

def sha256sum
  # Skip processing rest of method if fallback method is selected
  return perform_checksum_ruby(:sha256) if defined?(@ruby_checksum_fallback)

  checksum = if @backend.os.family == "windows"
               perform_checksum_windows(:sha256)
             else
               @sha256_command ||= case @backend.os.family
                                   when "darwin", "hpux", "qnx"
                                     "shasum -a 256"
                                   when "solaris"
                                     "digest -a sha256"
                                   else
                                     "sha256sum"
                                   end

               perform_checksum_unix(@sha256_command)
             end

  checksum || perform_checksum_ruby(:sha256)
end