ModelUtil.js

import { some } from 'min-dash';

/**
 * Is an element of the given DMN type?
 *
 * @param  {tjs.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);
}


export function isInput(element) {
  return is(element, 'dmn:InputClause');
}


export function isOutput(element) {
  return is(element, 'dmn:OutputClause');
}


export function isRule(element) {
  return is(element, 'dmn:DecisionRule');
}


/**
 * Return the business object for a given element.
 *
 * @param  {tjs.model.Base|ModdleElement} element
 *
 * @return {ModdleElement}
 */
export function getBusinessObject(element) {
  return (element && element.businessObject) || element;
}


export function getName(element) {
  return getBusinessObject(element).name;
}


/**
 * 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);
  });
}