debugPhantomExitGhostCount property

  1. @visibleForTesting
int get debugPhantomExitGhostCount

Number of live entries in _phantomExitGhosts. Exposed for tests that verify phantom-exit cleanup (paint purity, controller swap, per-layout pruning). Zero when the map is null.

Implementation

@visibleForTesting
int get debugPhantomExitGhostCount =>
    _phantomExitGhosts == null ? 0 : _phantomExitGhosts!.length;