56 lines
969 B
JavaScript
56 lines
969 B
JavaScript
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'use strict';
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var find = require('lodash/collection/find');
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function getParents(element) {
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var parents = [];
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while (element) {
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element = element.parent;
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if (element) {
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parents.push(element);
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}
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}
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return parents;
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}
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module.exports.getParents = getParents;
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function getSharedParent(a, b) {
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var parentsA = getParents(a),
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parentsB = getParents(b);
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return find(parentsA, function(parent) {
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return parentsB.indexOf(parent) !== -1;
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});
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}
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module.exports.getSharedParent = getSharedParent;
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/**
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* Is an element of the given BPMN type?
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*
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* @param {djs.model.Base|ModdleElement} element
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* @param {String} type
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* @return {Boolean}
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*/
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function is(element, type) {
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var bo = getBusinessObject(element);
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return bo && bo.$instanceOf(type);
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}
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module.exports.is = is;
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function getBusinessObject(element) {
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return (element && element.businessObject) || element;
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}
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module.exports.getBusinessObject = getBusinessObject;
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