import '../../globals.js';
import PickRequired from '../../phet-core/js/types/PickRequired.js';
import { PhetioElementMetadata } from './phet-io-types.js';
declare const TandemConstants: {
    readonly OBJECT_IO_TYPE_NAME: "ObjectIO";
    readonly EVENT_TYPE_MODEL: "MODEL";
    readonly PHET_IO_OBJECT_METADATA_DEFAULTS: PhetioElementMetadata & PickRequired<PhetioElementMetadata, "phetioFeatured">;
    readonly METADATA_KEY_NAME: "_metadata";
    readonly DATA_KEY_NAME: "_data";
    readonly BASE_TANDEM_CHARACTER_CLASS: "a-zA-Z0-9[\\],";
    readonly BASE_DYNAMIC_TANDEM_CHARACTER_CLASS: "a-zA-Z0-9[\\],_";
    readonly BASE_DERIVED_TANDEM_CHARACTER_CLASS: "a-zA-Z0-9[\\],_\\-";
};
export default TandemConstants;
//# sourceMappingURL=TandemConstants.d.ts.map