import { type BlockContext } from "../blocks/block-context.js";
import type { FeedBlock } from "./feed-blocks.js";
export declare const ASSISTANT_LIVE_ROWS = 12;
export declare const TOOL_LIVE_BODY_ROWS = 8;
export declare const DIFF_LIVE_HUNK_ROWS = 8;
export interface BoundedBlock {
    readonly lines: readonly string[];
    readonly truncated: boolean;
}
export declare function boundOpenBlock(ctx: BlockContext, block: FeedBlock, budget: number): BoundedBlock;
export interface LiveTailRow {
    readonly key: string;
    readonly block: FeedBlock;
    readonly lines: readonly string[];
}
export interface LiveTailPlan {
    readonly rows: readonly LiveTailRow[];
    readonly height: number;
    readonly clipped: boolean;
    readonly hiddenAbove: number;
}
export declare function planLiveTail(ctx: BlockContext, live: readonly FeedBlock[], budget: number): LiveTailPlan;