import {DependencyDef} from "./DependencyDef";
import {InputHandlers} from "./InputHandlers";

/**
 * Definition of a node that is implemented with code.
 * Code nodes (or 'atomic' nodes) are the smallest, lowest-level components of
 * Cranq programs.
 */
export interface CodeNodeDef<I, O> {
  cleanupHandler?: string;
  dependencies: Array<DependencyDef>;
  initHandler?: string;
  inputHandlers: InputHandlers<I>;
  inputNames: Array<keyof I>;
  outputNames: Array<keyof O>;
  spreadInputHandlers: Array<string>;
  spreadInputNames: Array<keyof I>;
  spreadOutputNames: Array<keyof I>;
}