blob_marks: HashMap<String, i32>,

            blob_marks: HashMap::new(),

    pub fn write_commit(&mut self, c: &Change, parent: Option<libpijul::Merkle>, files: &Vec<File>) {

    pub fn write_commit(
        &mut self,
        c: &Change,
        parent: Option<libpijul::Merkle>,
        files: &Vec<File>,
    ) {

            self.max_blob_mark += 1;
            let blob_mark = self.max_blob_mark;

            let content: &[u8] = &f.content;
            let h = sha256::digest(content);
            let mut new_blob = false;
            let blob_mark = *self.blob_marks.entry(h).or_insert_with(|| {
                new_blob = true;
                self.max_blob_mark += 1;
                self.max_blob_mark
            });

            println!("blob");
            println!("mark :{}", blob_mark);
            println!("data {}", f.content.len());
            std::io::stdout().write_all(&f.content).unwrap();
            println!("");

            if new_blob {
                println!("blob");
                println!("mark :{}", blob_mark);
                println!("data {}", f.content.len());
                std::io::stdout().write_all(&f.content).unwrap();
                println!("");
            }

sha256 = "1.1.2"

name = "hex"
version = "0.4.3"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "7f24254aa9a54b5c858eaee2f5bccdb46aaf0e486a595ed5fd8f86ba55232a70"
[[package]]

 "sha256",

name = "sha256"
version = "1.1.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "328169f167261957e83d82be47f9e36629e257c62308129033d7f7e7c173d180"
dependencies = [
 "hex",
 "sha2",
]
[[package]]