import { BaseMessage } from "@langchain/core/messages";
import { ChatCompletionMessage, MultiResultScorerReturnType, SingleResultScorerReturnType, EvaluatorResult } from "./types.js";
export declare const _convertToOpenAIMessage: (message: BaseMessage | ChatCompletionMessage) => ChatCompletionMessage;
export declare const _normalizeToOpenAIMessagesList: (messages: ChatCompletionMessage | BaseMessage | (ChatCompletionMessage | BaseMessage)[] | {
    messages: (BaseMessage | ChatCompletionMessage)[];
}) => ChatCompletionMessage[];
export declare const processScore: (_: string, value: boolean | number | {
    score: boolean | number;
    reasoning?: string;
    metadata?: Record<string, unknown>;
}) => readonly [number | boolean, string | undefined, Record<string, unknown> | undefined] | readonly [number | boolean];
export type EvaluationResultType<O> = O extends MultiResultScorerReturnType | Promise<MultiResultScorerReturnType> ? EvaluatorResult[] : EvaluatorResult;
export declare function _runEvaluator<T extends Record<string, unknown>, O extends SingleResultScorerReturnType | MultiResultScorerReturnType | Promise<SingleResultScorerReturnType | MultiResultScorerReturnType>>(runName: string, scorer: (params: T) => O, feedbackKey: string, extra?: T, ls_framework?: string): Promise<EvaluationResultType<O>>;
export declare function _runEvaluatorUntyped<T extends Record<string, unknown>, O extends SingleResultScorerReturnType | MultiResultScorerReturnType | Promise<SingleResultScorerReturnType | MultiResultScorerReturnType>>(runName: string, scorer: (params: T) => O, feedbackKey: string, extra?: T, ls_framework?: string, returnRawOutputs?: true): Promise<Record<string, unknown>>;
export declare function _runEvaluatorUntyped<T extends Record<string, unknown>, O extends SingleResultScorerReturnType | MultiResultScorerReturnType | Promise<SingleResultScorerReturnType | MultiResultScorerReturnType>>(runName: string, scorer: (params: T) => O, feedbackKey: string, extra?: T, ls_framework?: string, returnRawOutputs?: false | undefined): Promise<EvaluationResultType<O>>;
export declare function _runEvaluatorUntyped<T extends Record<string, unknown>, O extends SingleResultScorerReturnType | MultiResultScorerReturnType | Promise<SingleResultScorerReturnType | MultiResultScorerReturnType>>(runName: string, scorer: (params: T) => O, feedbackKey: string, extra?: T, ls_framework?: string, returnRawOutputs?: boolean): Promise<Record<string, unknown> | EvaluationResultType<O>>;
export declare function _normalizeOutputsAsString(outputs: string | Record<string, unknown>): string;