Function idsChanged

src/store/index.ts:223–232

(
  changedIds: ChangedIdsMap,
  id: Id,
  addedOrRemoved: IdAddedOrRemoved,
)

type ChangedIdsMap3 = IdMap3<IdAddedOrRemoved>;

const idsChanged = (
  changedIds: ChangedIdsMap,
  id: Id,
  addedOrRemoved: IdAddedOrRemoved,
): ChangedIdsMap =>
  mapSet(
    changedIds,
    id,
    mapGet(changedIds, id) == -addedOrRemoved ? undefined : addedOrRemoved,
  ) as ChangedIdsMap;

const contentOrChangesIsEqual = (
  [tables1, values1]: Content | Changes,