19912 	  var host = this._elementRegistry.get(hostSemantic.id),
19913 	      attachers = host && host.attachers;
19915 	  if (!host) {
19920 	  boundaryElement.host = host;
19923 	    host.attachers = attachers = [];
25904 	    return !(element.waypoints || element.host || element.labelTarget);
26179 	  if (source.host) {
26180 	    allConnected = allConnected.concat(getConnected(source.host));
26411 	    orientation = getOrientation(source, source.host, -25);
32919 	      descriptor.host = element.host.id;
33140 	      if (attrs.host) {
33141 	        attrs.host = cache[ attrs.host ];
33367 	  return !!element.host;
33512 	    if (descriptor.host) {
33515 	      getBusinessObject(descriptor).attachedToRef = getBusinessObject(cache[ descriptor.host ]);
34157 	      target.host &&
34161 	      newElement.host = target.host;
39815 	  var hostElement = element.host,
39884 	  if (element.host) {
39988 	      var host = shape.host;
39990 	      return shouldReplace$1(shape, host);
40000 	      var host = elements[ index ];
40002 	      context.elements[ index ] = self.replaceShape(elements[ index ], host);
40009 	        host = context.newHost;
40017 	    if (shouldReplace$1(shape, host)) {
40018 	      context.shapes = [ self.replaceShape(shape, host) ];
40030 	AttachEventBehavior.prototype.replaceShape = function(shape, host) {  argument
40035 	    host: host  property in AnonymousFunctionf8d14cd141900.boundaryEvent
40055 	function shouldReplace$1(shape, host) {  argument
40057 	    isAny(shape, [ 'bpmn:IntermediateThrowEvent', 'bpmn:IntermediateCatchEvent' ]) && !!host;
41185 	      var host = shape.host;
41187 	      return shouldReplace(shape, host);
41200 	      var host = shape.host;
41202 	      if (shouldReplace(shape, includes$6(shapes, host) ? host : newHost)) {
41244 	function shouldReplace(shape, host) {  argument
41245 	  return !isLabel$6(shape) && is$1(shape, 'bpmn:BoundaryEvent') && !host;
44445 	      if (element.host) {
44446 	        return canAttach(element, element.host, null, position);
46724 	    var host = shape.host;
46726 	    if (host) {
46727 	      canvas.addMarker(host, MARKER_ATTACH$1);
46733 	        canvas.removeMarker(host, MARKER_ATTACH$1);
46746 	      closure.add(attacher, closure.topLevel[attacher.host.id]);
46770 	        var host = shape.host;
46772 	        return isAttacher(shape) && !includes$4(shapes, host);
46822 	        host = context.host;
46824 	    if (host) {
46825 	      modeling.updateAttachment(shape, host);
46894 	    if (shape.host) {
46953 	      if (element.host && ids[element.host.id]) {
46965 	  return !!shape.host;
48355 	      host = shape.host;
48357 	  businessObject.attachedToRef = host && host.businessObject;
50283 	  if (oldShape.host) {
50284 	    modeling.updateAttachment(newShape, oldShape.host);
50770 	      oldHost = shape.host;
50780 	  shape.host = newHost;
50792 	  shape.host = oldHost;
50804 	function removeAttacher(host, attacher) {  argument
50807 	  return remove(host && host.attachers, attacher);
50810 	function addAttacher(host, attacher, idx) {  argument
50812 	  if (!host) {
50816 	  var attachers = host.attachers;
50819 	    host.attachers = attachers = [];
51086 	      host;
51092 	    host = target;
51102 	    host: host,
53512 	  var hostElement = attachedElement.host;
53648 	  var isLoop = isSame(source.host, target);
55782 	      if (is$1(source, 'bpmn:BoundaryEvent') && target === source.host) {
56620 	function isAttached(element, host) {  argument
56621 	  return element.host === host;