diff --git a/rust/hg-core/src/revlog/index.rs b/rust/hg-core/src/revlog/index.rs index 274abd1562a265d2f58341d3e622cac764613800_cnVzdC9oZy1jb3JlL3NyYy9yZXZsb2cvaW5kZXgucnM=..e9d47e2f5dcf59fe57e9a26b040b98206f9cdc21_cnVzdC9oZy1jb3JlL3NyYy9yZXZsb2cvaW5kZXgucnM= 100644 --- a/rust/hg-core/src/revlog/index.rs +++ b/rust/hg-core/src/revlog/index.rs @@ -7,7 +7,7 @@ use super::REVIDX_KNOWN_FLAGS; use crate::errors::HgError; -use crate::node::{NODE_BYTES_LENGTH, STORED_NODE_ID_BYTES}; +use crate::node::{NODE_BYTES_LENGTH, NULL_NODE, STORED_NODE_ID_BYTES}; use crate::revlog::node::Node; use crate::revlog::{Revision, NULL_REVISION}; use crate::{Graph, GraphError, RevlogError, RevlogIndex, UncheckedRevision}; @@ -537,6 +537,9 @@ } fn node(&self, rev: Revision) -> Option<&Node> { + if rev == NULL_REVISION { + return Some(&NULL_NODE); + } self.get_entry(rev).map(|entry| entry.hash()) } }