Function globalize_hunk

atomic-core/src/record/workflow/globalize/hunk.rs:110–161

Globalize a single built hunk into one or more graph operations. # Arguments `ctx` – globalization context (content buffer, dependencies, txn) `built` – the built hunk from the recording phase `inode` – the file's stable identifier `inode_pos` – the graph position of the file's inode vertex `content` – the hunk-specific content slice (the inserted/replace

(
    ctx: &mut GlobalizeContext<'_, T>,
    built: &BuiltHunk,
    inode: Inode,
    inode_pos: Position<NodeId>,
    content: &[u8],
    old_line_count: Option<usize>,
    full_content: &[u8],
)

///   a middle Insert cannot be performed granularly (single-vertex file) and
///   must be escalated to a whole-file Replace
pub fn globalize_hunk<T>(
    ctx: &mut GlobalizeContext<'_, T>,
    built: &BuiltHunk,
    inode: Inode,
    inode_pos: Position<NodeId>,
    content: &[u8],
    old_line_count: Option<usize>,
    full_content: &[u8],
) -> GlobalizeResult<Vec<GraphOp<Option<Hash>>>>
where
    T: GraphTxnT + TreeTxnT + InodeGraphOps,
{
    let local = built.local.clone();
    let encoding = built.encoding;

    log::debug!(
        "globalize_hunk: kind={:?} old_start={} new_start={} new_len={} content_len={} full_content_len={} old_line_count={:?}",
        built.kind, built.old_start, built.new_start, built.new_len,
        content.len(), full_content.len(), old_line_count,
    );

    match built.kind {
        BuiltHunkKind::Insert => {
            match globalize_insert(
                ctx,
                built,
                inode,
                inode_pos,
                content,
                old_line_count,
                local.clone(),
                encoding,
            ) {
                Ok(ops) => Ok(ops),
                Err(e) => {
                    log::debug!(
                        "globalize_hunk: insert failed ({:?}), falling back to replace",
                        e
                    );
                    // Middle insert into a single-vertex file — fall back to
                    // a whole-file Replace using the full file content (not
                    // just the inserted slice).
                    globalize_replace(ctx, built, inode, inode_pos, full_content, local, encoding)
                }
            }
        }
        BuiltHunkKind::Replace => {
            globalize_replace(ctx, built, inode, inode_pos, content, local, encoding)
        }
        BuiltHunkKind::Delete => globalize_delete(ctx, built, inode, inode_pos, local, encoding),
    }
}

// ───────────────────────────────────────────────────────────────────────────
// Insert: prepend / append (the only two safe positions)