import { ComposedMetricMapping, ComposedMetricParams, ComposedMetricType } from '../../../model';
/**
 * Error thrown by composed metric implementations.
 */
export declare class ComposedMetricError extends Error {
    metricType?: ComposedMetricType<any>;
    params?: ComposedMetricParams;
    constructor(message: string, metricType?: ComposedMetricType<any>, params?: ComposedMetricParams);
}
/**
 * Error thrown by composed metric implementations.
 */
export declare class ComposedMetricMappingError extends ComposedMetricError {
    mapping: ComposedMetricMapping;
    metricType?: ComposedMetricType<any>;
    params?: ComposedMetricParams;
    constructor(message: string, mapping: ComposedMetricMapping, metricType?: ComposedMetricType<any>, params?: ComposedMetricParams);
}