import { type OpencodeEventSubscription, type OpencodeRuntime } from "./opencode-client.js";
import { type SwarmEventHandler, type SwarmEventName } from "./swarm-events.js";
import { type SpawnSwarmInput, type SwarmRunConfig, type SwarmRunState, type SwarmStatus } from "./swarm-run.js";
import { type EngineTemplates } from "./templates.js";
export type SwarmRunnerOptions = {
    runtime: OpencodeRuntime;
    templates?: EngineTemplates;
    subscribeEvents?: (onEvent: (event: unknown) => void | Promise<void>) => Promise<OpencodeEventSubscription>;
};
export type SwarmRunner = {
    readonly state: SwarmRunState;
    on: (event: SwarmEventName, handler: SwarmEventHandler) => () => void;
    start: () => Promise<void>;
    cancel: (reason?: string) => Promise<void>;
    status: () => SwarmStatus;
    collect: (maxLines?: number) => Promise<Array<{
        name: string;
        status: string;
        note: string;
    }>>;
    handleEvent: (event: unknown) => Promise<void>;
    dispose: () => void;
};
export declare function createSwarmRunner(config: SwarmRunConfig, options: SwarmRunnerOptions): SwarmRunner;
/** Returns an error message when spawn input is invalid, otherwise `null`. */
export declare function validateSpawnSwarmInput(input: SpawnSwarmInput): string | null;
export declare function newSwarmId(): string;
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