import debug from 'debug';
/**
 * Debug logger instance for the markuplint CLI, using the `markuplint-cli` namespace.
 */
export declare const log: debug.Debugger;
/**
 * Enables verbose debug logging for both the CLI and the core library.
 *
 * When called, it activates the `markuplint-cli*` and `ml-*` debug namespaces
 * and turns on the core library's internal debug output.
 */
export declare function verbosely(): void;