Enum ItemAnalysis 

pub enum ItemAnalysis {
    New(NewItem),
    Existing(ExistingItem),
}

Complete analysis of an item across both sides and status.

Encodes whether an item is new (never synced) or existing (previously synced).

Variants

New(NewItem)

Item is new (no previous status entry).

Existing(ExistingItem)

Item exists in status (previously synchronized).