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unmounted dragEl from previous target who is being dragged over a new target but can not be dropped #2418

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unmounted dragEl from previous target who is being dragged over a new target but can not be dropped #2418

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13 changes: 10 additions & 3 deletions src/Sortable.js
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Original file line number Diff line number Diff line change
Expand Up @@ -336,7 +336,7 @@ let nearestEmptyInsertDetectEvent = function(evt) {

let _checkOutsideTargetEl = function(evt) {
if (dragEl) {
dragEl.parentNode[expando]._isOutsideThisEl(evt.target);
dragEl.parentNode && dragEl.parentNode[expando]._isOutsideThisEl(evt.target);
}
};

Expand Down Expand Up @@ -774,7 +774,7 @@ Sortable.prototype = /** @lends Sortable.prototype */ {
parent = target;
}

dragEl.parentNode[expando]._isOutsideThisEl(target);
dragEl.parentNode && dragEl.parentNode[expando]._isOutsideThisEl(target);

if (parent) {
do {
Expand Down Expand Up @@ -1101,7 +1101,7 @@ Sortable.prototype = /** @lends Sortable.prototype */ {

// no bubbling and not fallback
if (!options.dragoverBubble && !evt.rootEl && target !== document) {
dragEl.parentNode[expando]._isOutsideThisEl(evt.target);
dragEl.parentNode && dragEl.parentNode[expando]._isOutsideThisEl(evt.target);

// Do not detect for empty insert if already inserted
!insertion && nearestEmptyInsertDetectEvent(evt);
Expand Down Expand Up @@ -1327,6 +1327,13 @@ Sortable.prototype = /** @lends Sortable.prototype */ {
if (el.contains(dragEl)) {
return completed(false);
}
} else {
// unmounted dragEl from previous target who is dragging over a new target but can not be dropped
if (putSortable && putSortable.lastPutMode !== 'clone') {
rootEl.appendChild(dragEl);
} else if (rootEl !== dragEl.parentNode) {
dragEl.parentNode && dragEl.parentNode.removeChild(dragEl);
}
}

return false;
Expand Down