Enum Action

atomic-core/src/merge/three_way.rs:367–370

/// Action on a single base token: either replace or delete.
#[derive(Debug, Clone)]
enum Action {
    Replace(Vec<u8>),
    Delete,
}

/// Build a map from base index → action for modifications only (not keeps).
fn build_action_map(ops: &[EditOp]) -> HashMap<usize, Action> {