import { TValidValues } from "./constants";
/**
 * Adds a new value to a key to the current active log context
 * If the value already holds a array, it appends a new item
 * If the value is not yet a array, it's converted into one
 * If the value has never been sets, it's get initialized
 * @param {string} key
 * @param {string | number | boolean | Date} value
 */
export declare const appendOnLog: (key: string, value: TValidValues) => void;