Method index_git_sha

atomic-repository/src/repository/insert.rs:2764–2790

Record a Git SHA → Atomic change mapping in the GIT_SHA_INDEX. Called after each commit is imported to enable O(1) incremental lookups. The `change_hash` is the Atomic Blake3 hash returned by write_import_*.

(&self, git_sha: &str, change_hash: &Hash)

    /// Called after each commit is imported to enable O(1) incremental lookups.
    /// The `change_hash` is the Atomic Blake3 hash returned by write_import_*.
    pub fn index_git_sha(&self, git_sha: &str, change_hash: &Hash) -> Result<(), RepositoryError> {
        use atomic_core::pristine::GitShaIndexMutTxnT;

        let mut txn = self
            .pristine
            .write_txn()
            .map_err(|e| RepositoryError::Database(e.to_string()))?;

        // Get the entity_id for this change hash
        let entity_id = txn
            .get_internal(change_hash)
            .map_err(|e| RepositoryError::Database(e.to_string()))?
            .ok_or_else(|| {
                RepositoryError::Database(format!(
                    "Change hash not found in INTERNAL: {}",
                    change_hash.to_base32()
                ))
            })?;

        txn.put_git_sha(git_sha, entity_id)
            .map_err(|e| RepositoryError::Database(e.to_string()))?;

        txn.commit()
            .map_err(|e| RepositoryError::Database(e.to_string()))?;

        Ok(())
    }

    /// Record missing Git SHA → Atomic change mappings in one transaction.
    ///