import { PartialJSONObject } from '@lumino/coreutils';
import { IExpressionResult } from './user_expressions';
export declare const metadataSection = "user_expressions";
export interface IUserExpressionMetadata extends PartialJSONObject {
    expression: string;
    result: IExpressionResult;
}
export interface IUserExpressionsMetadata extends PartialJSONObject {
    [metadataSection]: IUserExpressionMetadata[];
}