Function getUniqueIdForDatabaseQuery

src/database.tsx:13–19

(query: DatabaseQuery)

}

function getUniqueIdForDatabaseQuery(query: DatabaseQuery) {
  const index = cachedQueries.findIndex((cachedQuery) => cachedQuery.isEqual(query));
  if (index > -1) {
    return index;
  }
  return cachedQueries.push(query) - 1;
}

/**
 * Subscribe to a Realtime Database object