bpmn-js/lib/features/modeling/util/ModelingUtil.js

import {
  some
} from 'min-dash';

import { is } from '../../../util/ModelUtil';


/**
 * Return true if element has any of the given types.
 *
 * @param {djs.model.Base} element
 * @param {Array<String>} types
 *
 * @return {Boolean}
 */
export function isAny(element, types) {
  return some(types, function(t) {
    return is(element, t);
  });
}


/**
 * Return the parent of the element with any of the given types.
 *
 * @param {djs.model.Base} element
 * @param {String|Array<String>} anyType
 *
 * @return {djs.model.Base}
 */
export function getParent(element, anyType) {

  if (typeof anyType === 'string') {
    anyType = [ anyType ];
  }

  while ((element = element.parent)) {
    if (isAny(element, anyType)) {
      return element;
    }
  }

  return null;
}