import { type LoggerInterface } from '@redocly/openapi-core';
import type { RuntimeExpressionContext } from '../../types.js';
export declare function evaluateRuntimeExpressionPayload({ payload, context, contentType, logger, }: {
    payload: any;
    context: RuntimeExpressionContext;
    contentType?: string;
    logger: LoggerInterface;
}): any;
export declare function evaluateRuntimeExpression(expression: any, context: RuntimeExpressionContext, logger: LoggerInterface): any;
export declare function isPureRuntimeExpression(expression: string): boolean;
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