import type { FilesystemTools } from '../../execution/FilesystemTools';
import type { string_filename } from '../../types/typeAliases';
/**
 * Checks if the file exists
 *
 * @private within the repository
 */
export declare function isFileExisting(filename: string_filename, fs: FilesystemTools): Promise<boolean>;
/**
 * Note: Not [~🟢~] because it is not directly dependent on `fs
 * TODO: [🐠] This can be a validator - with variants that return true/false and variants that throw errors with meaningless messages
 * TODO: [🖇] What about symlinks?
 */