bugfixes

src/Struct/GC.js

@@ -91,4 +91,4 @@ export default class GC {
     gc._length = this._length - diff
     return gc
   }
-}
+}

src/Struct/Item.js

@@ -238,7 +238,7 @@ export default class Item {
   }
 
   _gcChildren (y) {}
-  
+
   _gc (y) {
     const gc = new GC()
     gc._id = this._id

src/Struct/Type.js

@@ -213,6 +213,8 @@ export default class Type extends Item {
    * @param {Y} y The Yjs instance
    * @param {boolean} createDelete Whether to propagate a message that this
    *                               Type was deleted.
+   * @param {boolean} [gcChildren=y._hasUndoManager===false] Whether to garbage
+   *                                         collect the children of this type.
    */
   _delete (y, createDelete, gcChildren) {
     if (gcChildren === undefined) {