export declare const PROPERTY_METADATA_KEY: unique symbol;
export declare const QUERY_METADATA_KEY: unique symbol;
export declare const SIGNAL_METADATA_KEY: unique symbol;
export declare const GETTER_METADATA_KEY: unique symbol;
export declare const SETTER_METADATA_KEY: unique symbol;
export declare const EVENTS_METADATA_KEY: unique symbol;
export declare const HOOKS_METADATA_KEY: unique symbol;
export declare const ACTIONS_METADATA_KEY: unique symbol;
export declare const VALIDATOR_METADATA_KEY: unique symbol;
export declare const STEP_METADATA_KEY: unique symbol;