--- a/rust/hg-core/src/revlog/revlog.rs Mon Jul 26 10:26:45 2021 +0200
+++ b/rust/hg-core/src/revlog/revlog.rs Tue Sep 14 18:07:11 2021 +0200
@@ -18,7 +18,7 @@
use crate::errors::HgError;
use crate::repo::Repo;
use crate::revlog::Revision;
-use crate::NULL_REVISION;
+use crate::{Node, NULL_REVISION};
#[derive(derive_more::From)]
pub enum RevlogError {
@@ -51,7 +51,7 @@
/// When index and data are not interleaved: bytes of the revlog index.
/// When index and data are interleaved: bytes of the revlog index and
/// data.
- pub(crate) index: Index,
+ index: Index,
/// When index and data are not interleaved: bytes of the revlog data
data_bytes: Option<Box<dyn Deref<Target = [u8]> + Send>>,
/// When present on disk: the persistent nodemap for this revlog
@@ -119,6 +119,11 @@
self.index.is_empty()
}
+ /// Returns the node ID for the given revision number, if it exists in this revlog
+ pub fn node_from_rev(&self, rev: Revision) -> Option<&Node> {
+ Some(self.index.get_entry(rev)?.hash())
+ }
+
/// Return the full data associated to a node.
#[timed]
pub fn get_node_rev(