import type {
  HostToKernelMessage,
  KernelToHostMessage,
} from "../../bridge/protocol.ts";

export interface WorkerCoreTransport {
  close: () => void;
  onMessage: (handler: (message: HostToKernelMessage) => void) => () => void;
  send: (message: KernelToHostMessage) => void;
}

export interface WorkerCoreOptions {
  cwd: string;
  parallelPoolWidth: number;
}

export interface WorkerCoreHandle {
  dispose: () => void;
}

export function createWorkerCore(
  transport: WorkerCoreTransport,
  options: WorkerCoreOptions
): WorkerCoreHandle;