Function libpijul::pristine::debug_to_file

pub fn debug_to_file<P: AsRef<Path>, T: TxnT>(
    txn: &T, 
    channel: &ChannelRef<T>, 
    f: P
) -> Result<bool, Error>

Write the graph of a channel to file f in graphviz format. Warning: this can be really large on old channels.