/**
 * Future API for declaring lifecycle hooks at runtime without extending a base class. Will
 * become available if/when Angular supports runtime lifecycle hooks that work AoT or when
 * the compiler can be configured to add lifecycle features without adding them to the class.
 *
 * @param flags Enum flags for toggling which lifecycle hooks to enable
 *
 */
export declare function UseHooks(...flags: number[]): (target: any) => void;