comparison rust/hg-core/src/dirstate_tree/dirstate_map.rs @ 47331:0252600fd1cf

dirstate-tree: Downgrade `&mut Node` to `&Node` in status and serialization

Mutable access is not used, and upcoming changes will make it more costly
(with copy-on-write nodes that can be read from disk representation)

Differential Revision: https://phab.mercurial-scm.org/D10745

47330:73f23e7610f8

    pub(super) fn state(&self) -> Option<EntryState> {
        self.entry.as_ref().map(|entry| entry.state)
    }

    pub(super) fn sorted<'tree>(
        nodes: &'tree mut ChildNodes<'on_disk>,
    ) -> Vec<(&'tree NodeKey<'on_disk>, &'tree mut Self)> {
        let mut vec: Vec<_> = nodes.iter_mut().collect();
        // `sort_unstable_by_key` doesn’t allow keys borrowing from the value:
        // https://github.com/rust-lang/rust/issues/34162
        vec.sort_unstable_by(|(path1, _), (path2, _)| path1.cmp(path2));
        vec
    }

47331:0252600fd1cf

    pub(super) fn state(&self) -> Option<EntryState> {
        self.entry.as_ref().map(|entry| entry.state)
    }

    pub(super) fn sorted<'tree>(
        nodes: &'tree ChildNodes<'on_disk>,
    ) -> Vec<(&'tree NodeKey<'on_disk>, &'tree Self)> {
        let mut vec: Vec<_> = nodes.iter().collect();
        // `sort_unstable_by_key` doesn’t allow keys borrowing from the value:
        // https://github.com/rust-lang/rust/issues/34162
        vec.sort_unstable_by(|(path1, _), (path2, _)| path1.cmp(path2));
        vec
    }