import type { WorkflowRestartPoint, WorkflowResumePoint } from '../../../core/models/index.js';
import { type TaskInfo } from '../../../infra/task/index.js';
export interface ReusedWorktreeExecution {
    execCwd: string;
    branch?: string;
    worktreePath: string;
    isWorktree: true;
}
/**
 * Validate the trust boundary for a worktree that an existing task says to reuse.
 *
 * Callers that are about to operate on a task's existing worktree use this
 * named boundary before reading task data or mutating task state. Initial
 * executions may still choose a new clone when no reusable path is supplied;
 * retry/instruct callers must not use that fallback.
 */
export declare function assertReusableWorktreePath(projectDir: string, candidatePath: string): void;
export declare function resolveReusedWorktreeExecution(projectDir: string, task: TaskInfo, configuredStartStep: string | undefined, resumePoint: WorkflowResumePoint | undefined, restartPoint: WorkflowRestartPoint | undefined, retryNote: unknown): ReusedWorktreeExecution | undefined;
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