/** Retained monitor lines per task; burst gaps between them stay disclosed. */
export declare const SHELL_REPLAY_LINES = 256;
/** Lines returned by one tasks.watch call; `more` signals the rest. */
export declare const SHELL_WATCH_PAGE_LINES = 64;
/**
 * A cursor range `(after, next]` with no retained line. `burst` positions were
 * coalesced by the monitor inside one delivery interval; `evicted` positions
 * aged out of the replay ring before this cursor read them.
 */
export interface ShellReplayLoss {
    after: number;
    next: number;
    reason: "burst" | "evicted";
}
export interface ShellReplayPage {
    lines: string[];
    losses: ShellReplayLoss[];
    omitted: number;
    nextCursor: number;
    more: boolean;
}
/**
 * Bounded cursor replay for monitor lines, after jev-fabric's retained events:
 * every accepted line has a monotonic cursor, readers page from any cursor,
 * and missing positions are disclosed as loss records, never silently joined.
 */
export declare class ShellReplay {
    #private;
    get cursor(): number;
    /** Records one flushed batch; `omitted` lines preceded `lines` in that interval. */
    record(lines: readonly string[], omitted: number): void;
    page(after: number, limit?: number): ShellReplayPage;
}
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