Function rust_ipfs::unixfs::add

pub async fn add<'a>(
    which: Either<&Ipfs, &Repo>,
    name: Option<String>,
    total_size: Option<usize>,
    stream: impl Stream<Item = Result<Vec<u8>, Error>> + Unpin + Send + 'a,
    opt: Option<AddOption>
) -> Result<BoxStream<'a, UnixfsStatus>>