Allows writing of tar files
Creates a new TarWriter that will write to io
Creates a new TarWriter, yielding it if a block is given
Adds file name with permissions mode, and yields an IO for writing the file to
Add file name with permissions mode size bytes long. Yields an IO to write the file to.
Raises IOError if the TarWriter is closed
Closes the TarWriter
Is the TarWriter closed?
Flushes the TarWriter‘s IO
Creates a new directory in the tar file name with mode
[Validate]