/**
 * Handles placeholder replacement with given params.
 */
export default class Params {
    private readonly params;
    private index;
    /**
     * @param {Object} params
     */
    constructor(params: any);
    /**
     * Returns param value that matches given placeholder with param key.
     * @param {Object} token
     *   @param {String} token.key Placeholder key
     *   @param {String} token.value Placeholder value
     * @return {String} param or token.value when params are missing
     */
    get({ key, value }: {
        key: any;
        value: any;
    }): any;
}