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new AppendOnlyStackedSet(): AppendOnlyStackedSet<T>
Returns:
{AppendOnlyStackedSet }
Returns:
{Iterator }

Iterates over the stacked sets from newest to oldest so consumers can inspect recently added values first.


add(el): void

Adds a value to the current scope layer, creating that layer lazily when the first write occurs.


clear(): void
Returns:<void>

Removes every scope layer and any values accumulated in them.


createChild(): AppendOnlyStackedSet<T>
Returns:
{AppendOnlyStackedSet }

Creates a child stacked set that shares the existing scope history while allowing subsequent additions to be recorded in its own new layer.


has(el): void

Checks whether a value is present in any scope layer currently visible to this stacked set.