import type { ToolkitScript } from "./script-registry.ts";
/**
 * Toolkit script invocation: the harness owns execution. Fixed argv per runner (never a shell
 * string), captured exit/stdout/stderr ALWAYS — the structural error contract that makes
 * false-success impossible regardless of what the model narrates.
 */
export interface ScriptExecution {
    exitCode: number | null;
    stdout: string;
    stderr: string;
    durationMs: number;
    timedOut: boolean;
}
export type ScriptExecutor = (command: string, argv: string[], cwd: string, timeoutMs: number, signal?: AbortSignal) => Promise<ScriptExecution>;
export declare function buildScriptArgv(script: ToolkitScript, args: readonly string[]): {
    command: string;
    argv: string[];
};
/** Default executor: real process spawn, no shell interpolation, bounded output and time. */
export declare const spawnScriptExecutor: ScriptExecutor;
export declare function executeToolkitScript(args: {
    script: ToolkitScript;
    scriptArgs: readonly string[];
    cwd: string;
    timeoutMs?: number;
    signal?: AbortSignal;
    executor?: ScriptExecutor;
}): Promise<ScriptExecution>;
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