import type { Readable, Writable } from "node:stream";
/** Options for `confirm`. */
export interface ConfirmOptions {
    /** Question to display. A trailing space is added if absent. */
    question: string;
    /** Stream to read the answer from. Defaults to `process.stdin`. */
    input?: Readable;
    /** Stream to print the question on. Defaults to `process.stderr`. */
    output?: Writable;
}
/**
 * Reads a single line from `input` and returns `true` for an
 * affirmative answer (`y` / `yes`, case-insensitive), `false`
 * otherwise. Empty / EOF / Ctrl-C are all treated as "no" so the
 * default action stays conservative.
 */
export declare function confirm(options: ConfirmOptions): Promise<boolean>;