/**
 * Decorator to mark a parameter or property with a named identifier.
 * Used to distinguish multiple bindings of the same type.
 *
 * Example:
 *   class MyService {
 *     constructor(@Id('primary') db: Database) {}
 *   }
 *
 * Can also accept symbols to identify interface tokens:
 *   const ILogger = Symbol('ILogger');
 *   class MyService {
 *     constructor(@Id(ILogger) logger: ILogger) {}
 *   }
 */
export declare function Id(id: string | symbol): (target: Object, propertyKey: string | symbol | undefined, parameterIndex: number) => void;
/**
 * Get the @Id annotation for a constructor parameter, if any
 */
export declare function getParameterId(target: any, propertyKey: string | symbol, parameterIndex: number): string | symbol | undefined;
/**
 * Get all @Id annotations for a constructor's parameters
 */
export declare function getAllParameterIds(target: any, propertyKey?: string | symbol): Map<number, string | symbol>;
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