Mercurial > hg
view rust/hg-core/src/dirstate.rs @ 50660:bf16ef96defe stable
rust-dirstate: fall back to v1 if reading v2 failed
This will help us not fail when a v1 dirstate is present on disk while a v2
was expected (which could happen with a racy/interrupted upgrade).
author | Raphaël Gomès <rgomes@octobus.net> |
---|---|
date | Mon, 05 Jun 2023 16:43:27 +0200 |
parents | e98fd81bb151 |
children |
line wrap: on
line source
// dirstate module // // Copyright 2019 Raphaël Gomès <rgomes@octobus.net> // // This software may be used and distributed according to the terms of the // GNU General Public License version 2 or any later version. use crate::dirstate_tree::on_disk::DirstateV2ParseError; use crate::revlog::node::NULL_NODE; use crate::revlog::Node; use crate::utils::hg_path::HgPath; use bytes_cast::BytesCast; pub mod dirs_multiset; pub mod entry; pub mod parsers; pub mod status; pub use self::entry::*; #[derive(Debug, PartialEq, Copy, Clone, BytesCast)] #[repr(C)] pub struct DirstateParents { pub p1: Node, pub p2: Node, } impl DirstateParents { pub const NULL: Self = Self { p1: NULL_NODE, p2: NULL_NODE, }; pub fn is_merge(&self) -> bool { !(self.p2 == NULL_NODE) } } pub type StateMapIter<'a> = Box< dyn Iterator< Item = Result<(&'a HgPath, DirstateEntry), DirstateV2ParseError>, > + Send + 'a, >; pub type CopyMapIter<'a> = Box< dyn Iterator<Item = Result<(&'a HgPath, &'a HgPath), DirstateV2ParseError>> + Send + 'a, >;