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/// The stage of an entry.#[derive(Default, Copy, Clone, Debug, PartialEq, Eq, Ord, PartialOrd, Hash)]pub enum Stage {    /// This is the default, and most entries are in this stage.    #[default]    Unconflicted = 0,    /// The entry is the common base between 'our' change and 'their' change, for comparison.    Base = 1,    /// The entry represents our change.    Ours = 2,    /// The entry represents their change.    Theirs = 3,} // The stage of an entry, one of…/// * 0 = no conflict,/// * 1 = base,/// * 2 = ours,/// * 3 = theirspub type StageRaw = u32; ///pub mod mode; mod flags;pub use flags::Flags;pub(crate) use flags::at_rest; ///pub mod stat;mod write; use bitflags::bitflags; bitflags! {    /// The kind of file of an entry.    #[derive(Copy, Clone, Debug, PartialEq, Eq, Ord, PartialOrd)]    pub struct Mode: u32 {        /// directory (only used for sparse checkouts), equivalent to a tree, which is _excluded_ from the index via        /// cone-mode.        const DIR = 0o040000;        /// regular file        const FILE = 0o100644;        /// regular file, executable        const FILE_EXECUTABLE = 0o100755;        /// Symbolic link        const SYMLINK = 0o120000;        /// A git commit for submodules        const COMMIT = 0o160000;    }} /// An entry's filesystem stat information.#[derive(Debug, Default, PartialEq, Eq, Hash, Ord, PartialOrd, Clone, Copy)]#[cfg_attr(feature = "serde", derive(serde::Serialize, serde::Deserialize))]pub struct Stat {    /// Modification time    pub mtime: stat::Time,    /// Creation time    pub ctime: stat::Time,    /// Device number    pub dev: u32,    /// Inode number    pub ino: u32,    /// User id of the owner    pub uid: u32,    /// Group id of the owning group    pub gid: u32,    /// The size of bytes on disk. Capped to u32 so files bigger than that will need thorough additional checking    pub size: u32,} mod access {    use bstr::{BStr, ByteSlice};     use crate::{Entry, State, entry};     impl Entry {        /// Return an entry's path, relative to the repository, which is extracted from its owning `state`.        pub fn path<'a>(&self, state: &'a State) -> &'a BStr {            state.path_backing[self.path.clone()].as_bstr()        }         /// Return an entry's path using the given `backing`.        pub fn path_in<'backing>(&self, backing: &'backing crate::PathStorageRef) -> &'backing BStr {            backing[self.path.clone()].as_bstr()        }         /// Return an entry's stage. See [entry::Stage] for possible values.        pub fn stage(&self) -> entry::Stage {            self.flags.stage()        }         /// Return an entry's stage as raw number between 0 and 4.        /// Possible values are:        ///        /// * 0 = no conflict,        /// * 1 = base,        /// * 2 = ours,        /// * 3 = theirs        pub fn stage_raw(&self) -> u32 {            self.flags.stage_raw()        }    }} mod _impls {    use std::cmp::Ordering;     use bstr::BStr;    use gix_object::tree::EntryKind;     use crate::{Entry, State, entry};     impl From<EntryKind> for entry::Mode {        fn from(value: EntryKind) -> Self {            match value {                EntryKind::Tree => entry::Mode::DIR,                EntryKind::Blob => entry::Mode::FILE,                EntryKind::BlobExecutable => entry::Mode::FILE_EXECUTABLE,                EntryKind::Link => entry::Mode::SYMLINK,                EntryKind::Commit => entry::Mode::COMMIT,            }        }    }     impl Entry {        /// Compare one entry to another by their path, by comparing only their common path portion byte by byte, then resorting to        /// entry length and stage.        pub fn cmp(&self, other: &Self, state: &State) -> Ordering {            let lhs = self.path(state);            let rhs = other.path(state);            Entry::cmp_filepaths(lhs, rhs).then_with(|| self.stage().cmp(&other.stage()))        }         /// Compare one entry to another by their path, by comparing only their common path portion byte by byte, then resorting to        /// entry length.        pub fn cmp_filepaths(a: &BStr, b: &BStr) -> Ordering {            let common_len = a.len().min(b.len());            a[..common_len]                .cmp(&b[..common_len])                .then_with(|| a.len().cmp(&b.len()))        }    }}