import { spawn } from 'node:child_process';
import type { OrchestratorInvokeOptions, OrchestratorResult, RuntimeInvokeRoute } from './orchestrator.js';
type KillableChild = Pick<ReturnType<typeof spawn>, 'pid' | 'kill'>;
/** Best-effort tree termination that never prevents timeout settlement. */
export declare function killShellProcessTree(child: KillableChild, platform?: NodeJS.Platform, spawnProcess?: typeof spawn, killGroup?: typeof process.kill): void;
/**
 * Try to parse Gemini CLI JSON output. Returns extracted data or null if
 * the output is not valid Gemini JSON (e.g. raw text from a non-Gemini orchestrator).
 */
export declare function tryParseGeminiJson(raw: string): {
    content: string;
    inputTokens: number;
    outputTokens: number;
    latencyMs: number | null;
} | null;
/** Unwrap only Claude CLI's typed success envelope, never arbitrary outer JSON. */
export declare function tryParseClaudeJson(raw: string): string | null;
export interface ShellOrchestratorOptions extends OrchestratorInvokeOptions {
    command: string;
    /** Internal provenance supplied by the factory/fallback wrapper. */
    provider?: string;
    /** Internal provenance supplied by the factory/fallback wrapper. */
    route?: RuntimeInvokeRoute;
}
export declare function invokeShellOrchestrator(opts: ShellOrchestratorOptions): Promise<OrchestratorResult>;
export {};
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