getStore method
Get or create sembast store for environment and storage type.
Stores are cached and reused.
Implementation
StoreRef<String, Map<String, dynamic>> getStore(
String env,
StorageType type,
) {
final stores = type == StorageType.inMemory
? _inMemoryStores
: _persistentStores;
return stores.putIfAbsent(env, () => stringMapStoreFactory.store(env));
}