import { type Controller, type ControllerNode } from '../orchestration-schema.js';
export type ControllerExecutorInput = {
    controller: Controller;
    inputs: Record<string, unknown>;
};
export type ControllerExecutor = (input: ControllerExecutorInput) => ControllerNode;
export type ControllerValueType = 'string' | 'number' | 'boolean';
export declare function primitiveValueType(value: unknown): ControllerValueType | undefined;
export declare function invalidControllerInputs(controller: Controller, message: string): never;
export declare function invalidControllerNodes(controller: Controller, message: string): never;