import { type IEvaluator, type IExecutor, type IReviewStrategy, type IStepper, type IStepperInput, type IStepperInterpreter, type IStepperPlanner, type IStepperResult } from '@mcp-abap-adt/llm-agent';
export interface StepperDeps {
    name: string;
    planner: IStepperPlanner;
    interpreter: IStepperInterpreter;
    executor: IExecutor;
    childSteppers: ReadonlyMap<string, IStepper>;
    reviewer?: IReviewStrategy;
    /** Depth-membership predicate (NOT a Set) so config `atDepths: 'all'`
     *  works — see Task 14. A plain `new Set([0,1])` also satisfies this
     *  shape, so tests can pass a Set directly. */
    reviewerAtDepths: {
        has(depth: number): boolean;
    };
    /** 18.1 Evaluator (optional): judges the INPUT (sub-)prompt completeness WITH
     *  the RAG context before planning. Absent → behaves as 18.0 (plan → interpret). */
    evaluator?: IEvaluator;
    /** Depths at which the Evaluator runs (same predicate shape as reviewer). */
    evaluatorAtDepths?: {
        has(depth: number): boolean;
    };
    depth: number;
    maxParallelSteps: number;
    mintStepperId: () => string;
    parentPath?: string[];
    /**
     * Names + descriptions of the child worker Steppers this Stepper may delegate
     * to (the keys of `childSteppers`, enriched with descriptions). Passed to the
     * planner so it can emit `agent`-bearing nodes that the interpreter recurses
     * into. Empty/omitted → planner emits only executor leaves.
     */
    childAgentCatalog?: ReadonlyArray<{
        name: string;
        description?: string;
    }>;
}
export declare class Stepper implements IStepper {
    private readonly deps;
    readonly name: string;
    constructor(deps: StepperDeps);
    run(input: IStepperInput): Promise<IStepperResult>;
}
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