import { Epic } from 'redux-observable';
import { ProcessAction } from '../../actions';
import { ProcessState } from '../../reducers';
/**
 * escalationEventEpic is responsible for assigning a thrown escalation event to fitting boundary event
 * or end running token if no boundary event found
 *
 * @returns {Epic} epic handles escalation and propagates until handled
 * */
export declare function escalationEventEpic(): Epic<ProcessAction, ProcessAction, ProcessState>;
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