/**
 * Task Executor
 *
 * Executes batch tasks sequentially or in parallel (via git worktrees) with git automation.
 */
import type { Agent } from './agents.js';
import { type BatchTask } from './batch-fetcher.js';
/**
 * Result of executing a single task
 */
export interface TaskResult {
    /** Task that was executed */
    task: BatchTask;
    /** Whether the task completed successfully */
    success: boolean;
    /** Error message if failed */
    error?: string;
    /** Branch name used */
    branch?: string;
    /** PR URL if created */
    prUrl?: string;
    /** Number of iterations used */
    iterations?: number;
    /** Cost in USD */
    cost?: number;
}
/**
 * Options for batch execution
 */
export interface TaskExecutionOptions {
    /** Tasks to execute */
    tasks: BatchTask[];
    /** Working directory */
    cwd: string;
    /** Agent to use */
    agent: Agent;
    /** Run in auto mode */
    auto?: boolean;
    /** Commit after each task */
    commit?: boolean;
    /** Push to remote */
    push?: boolean;
    /** Create PR */
    pr?: boolean;
    /** Run validation */
    validate?: boolean;
    /** Max iterations per task */
    maxIterations?: number;
    /** Run tasks in parallel using git worktrees */
    parallel?: boolean;
    /** Max concurrent parallel tasks (default: 3) */
    concurrency?: number;
    /** Callback when task starts */
    onTaskStart?: (task: BatchTask, index: number) => void;
    /** Callback when task completes */
    onTaskComplete?: (task: BatchTask, result: TaskResult, index: number) => Promise<void> | void;
    /** Callback when task fails */
    onTaskFail?: (task: BatchTask, error: Error, index: number) => void;
}
/**
 * Execute tasks sequentially with cascading branches, or in parallel via worktrees.
 *
 * Sequential mode: each task creates a branch from the previous task's branch,
 * and PRs cascade: PR3 -> PR2 -> PR1 -> main.
 *
 * Parallel mode (--parallel): each task runs in an isolated git worktree,
 * all PRs target the default branch independently.
 */
export declare function executeTaskBatch(options: TaskExecutionOptions): Promise<TaskResult[]>;
/**
 * Execute tasks in parallel using git worktrees.
 *
 * Each task runs in an isolated worktree with its own branch,
 * enabling true parallel execution. All PRs target the default branch.
 */
export declare function executeTaskBatchParallel(options: TaskExecutionOptions): Promise<TaskResult[]>;
/**
 * Build commit message for the task
 */
export declare function buildCommitMessage(task: BatchTask): string;
/**
 * Build PR body
 */
export declare function buildPrBody(task: BatchTask, result: TaskResult, prBase: string): string;
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