comparison rust/hg-core/src/dirstate/dirstate_map.rs @ 46633:f88e8ae0aa8f

rust: Rewrite dirstate parsing usin the `bytes-cast` crate

Differential Revision: https://phab.mercurial-scm.org/D10005

46632:5ce2aa7c2ad5

        self.parents = Some(parents.clone());
        self.dirty_parents = true;
    }

    #[timed]
    pub fn read(
        &mut self,
        file_contents: &[u8],
    ) -> Result<Option<DirstateParents>, DirstateError> {
        if file_contents.is_empty() {
            return Ok(None);
        }

        let (parents, entries, copies) = parse_dirstate(file_contents)?;

46633:f88e8ae0aa8f

        self.parents = Some(parents.clone());
        self.dirty_parents = true;
    }

    #[timed]
    pub fn read<'a>(
        &mut self,
        file_contents: &'a [u8],
    ) -> Result<Option<&'a DirstateParents>, DirstateError> {
        if file_contents.is_empty() {
            return Ok(None);
        }

        let (parents, entries, copies) = parse_dirstate(file_contents)?;