/**
 * @license
 * Copyright 2026 Steven Roussey <sroussey@gmail.com>
 * SPDX-License-Identifier: Apache-2.0
 */
import type { ITask, TaskGraph } from "@workglow/task-graph";
import type { RunEventSink } from "./runEventChannel";
/**
 * How deep to follow ownership. A task that owns a workflow produces a wrapper
 * row whose own children are the real work, so one level is never enough —
 * stopping at the wrapper reports "Workflow" and hides the pipeline inside it.
 * Mirrors the terminal's `MAX_SUBTASK_DEPTH`, plus the level that wrapper eats.
 */
export declare const MAX_PROJECTED_DEPTH = 3;
/** Signature of {@link projectRunEvents}, taken as a parameter to break the cycle. */
export type ProjectGraph = (graph: TaskGraph, sink: RunEventSink, options: {
    depth: number;
    parent: string;
    removeRowsOnStop?: boolean;
}) => () => void;
/**
 * Reports what one task owns: either its own subgraph, or — for a Map/Reduce,
 * whose subgraph is the idle template rather than the running work — the live
 * clones of its in-flight iterations.
 */
export declare function projectTaskSubtree(task: ITask, sink: RunEventSink, depth: number, parent: string, project: ProjectGraph): () => void;