pub fn fold_deferred_item_name<F, T: AstInfo, T2: AstInfo>(
folder: &mut F,
node: DeferredItemName<T>,
) -> DeferredItemName<T2>
pub fn fold_deferred_item_name<F, T: AstInfo, T2: AstInfo>(
folder: &mut F,
node: DeferredItemName<T>,
) -> DeferredItemName<T2>