# File lib/active_support/multibyte/handlers/utf8_handler.rb, line 172 def slice(str, *args) if (args.size == 2 && args.first.is_a?(Range)) raise TypeError, 'cannot convert Range into Integer' # Do as if we were native elsif args[0].kind_of? Range cps = u_unpack(str).slice(*args) cps.nil? ? nil : cps.pack('U*') elsif args.size == 1 && args[0].kind_of?(Numeric) u_unpack(str)[args[0]] else u_unpack(str).slice(*args).pack('U*') end end