# File lib/zip/ioextras.rb, line 35 def read(numberOfBytes = nil, buf = nil) tbuf = nil if @outputBuffer.length > 0 if numberOfBytes <= @outputBuffer.length tbuf = @outputBuffer.slice!(0, numberOfBytes) else numberOfBytes -= @outputBuffer.length if (numberOfBytes) rbuf = sysread(numberOfBytes, buf) tbuf = @outputBuffer tbuf << rbuf if (rbuf) @outputBuffer = "" end else tbuf = sysread(numberOfBytes, buf) end return nil unless (tbuf) if buf buf.replace(tbuf) else buf = tbuf end buf end