bpmn-js/lib/util/ModelUtil.js

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/**
* Is an element of the given BPMN type?
*
* @param {djs.model.Base|ModdleElement} element
* @param {string} type
*
* @return {boolean}
*/
export function is(element, type) {
var bo = getBusinessObject(element);
return bo && (typeof bo.$instanceOf === 'function') && bo.$instanceOf(type);
}
/**
* Return the business object for a given element.
*
* @param {djs.model.Base|ModdleElement} element
*
* @return {ModdleElement}
*/
export function getBusinessObject(element) {
return (element && element.businessObject) || element;
}