Function dochy_archiver::get_hash_and_metadata_from_archive

pub fn get_hash_and_metadata_from_archive(
    read: &mut impl Read
) -> ArcResult<(u128, Metadata)>

Read only the metadata of the archive file and calculate the hash

use dochy_archiver::{get_hash_and_metadata_from_dir, ArchiveOptions, ArcResult};
use std::fs::File;
use dochy_archiver::get_hash_and_metadata_from_archive;

fn main(){ fn2(); }
fn fn2() -> ArcResult<()>{
    let mut archive_file = File::open("foo/some_file")?;
    let (hash, metadata) = get_hash_and_metadata_from_archive(&mut archive_file)?;
    Ok(())
}