export declare const ALT_SCREEN_ENTER = "\u001B[?1049h";
export declare const ALT_SCREEN_LEAVE = "\u001B[?1049l";
export declare const CURSOR_HIDE = "\u001B[?25l";
export declare const CURSOR_SHOW = "\u001B[?25h";
export declare const CURSOR_HOME = "\u001B[H";
export declare const CLEAR_SCREEN = "\u001B[2J";
export declare const CLEAR_LINE_END = "\u001B[K";
export declare function stripAnsi(text: string): string;
/** ANSI-aware column count (per code unit; see module comment). */
export declare function visibleWidth(text: string): number;
/**
 * Truncates `text` to at most `width` visible columns, appending `ellipsis`
 * when truncation happens. ANSI escape sequences are copied through intact
 * (never split) and do not count toward the width. If any escape sequence
 * was emitted before the cut, a style reset is appended so styling does not
 * bleed past the truncated text.
 *
 * Invariant: visibleWidth(result) <= width. When `width` is smaller than the
 * ellipsis itself, a slice of the ellipsis is returned to keep the invariant.
 */
export declare function truncateVisible(text: string, width: number, ellipsis?: string): string;
/** Right-pads `text` with spaces up to `width` visible columns (no-op when already wider). */
export declare function padVisible(text: string, width: number): string;