rust/hg-core/src/revlog/changelog.rs

51190:6ec8387eb0be

use crate::revlog::Revision;
use crate::revlog::{Node, NodePrefix};
use crate::revlog::{Revlog, RevlogEntry, RevlogError};
use crate::utils::hg_path::HgPath;
use crate::vfs::Vfs;
use crate::{Graph, GraphError, UncheckedRevision};
use itertools::Itertools;
use std::ascii::escape_default;
use std::borrow::Cow;
use std::fmt::{Debug, Formatter};

    pub(crate) revlog: Revlog,
}

impl Changelog {
    /// Open the `changelog` of a repository given by its root.
    pub fn open(store_vfs: &Vfs, use_nodemap: bool) -> Result<Self, HgError> {
        let revlog =
            Revlog::open(store_vfs, "00changelog.i", None, use_nodemap)?;
        Ok(Self { revlog })
    }

    /// Return the `ChangelogRevisionData` for the given node ID.
    pub fn data_for_node(

    fn test_data_from_rev_null() -> Result<(), RevlogError> {
        // an empty revlog will be enough for this case
        let temp = tempfile::tempdir().unwrap();
        let vfs = Vfs { base: temp.path() };
        std::fs::write(temp.path().join("foo.i"), b"").unwrap();
        let revlog = Revlog::open(&vfs, "foo.i", None, false).unwrap();

        let changelog = Changelog { revlog };
        assert_eq!(
            changelog.data_for_rev(NULL_REVISION.into())?,
            ChangelogRevisionData::null()

51191:13f58ce70299

use crate::revlog::Revision;
use crate::revlog::{Node, NodePrefix};
use crate::revlog::{Revlog, RevlogEntry, RevlogError};
use crate::utils::hg_path::HgPath;
use crate::vfs::Vfs;
use crate::{Graph, GraphError, RevlogOpenOptions, UncheckedRevision};
use itertools::Itertools;
use std::ascii::escape_default;
use std::borrow::Cow;
use std::fmt::{Debug, Formatter};

    pub(crate) revlog: Revlog,
}

impl Changelog {
    /// Open the `changelog` of a repository given by its root.
    pub fn open(
        store_vfs: &Vfs,
        options: RevlogOpenOptions,
    ) -> Result<Self, HgError> {
        let revlog = Revlog::open(store_vfs, "00changelog.i", None, options)?;
        Ok(Self { revlog })
    }

    /// Return the `ChangelogRevisionData` for the given node ID.
    pub fn data_for_node(

    fn test_data_from_rev_null() -> Result<(), RevlogError> {
        // an empty revlog will be enough for this case
        let temp = tempfile::tempdir().unwrap();
        let vfs = Vfs { base: temp.path() };
        std::fs::write(temp.path().join("foo.i"), b"").unwrap();
        let revlog =
            Revlog::open(&vfs, "foo.i", None, RevlogOpenOptions::new())
                .unwrap();

        let changelog = Changelog { revlog };
        assert_eq!(
            changelog.data_for_rev(NULL_REVISION.into())?,
            ChangelogRevisionData::null()