type fixes for breaking typescript@3.8.* release

src/utils/DeleteSet.js

@@ -42,7 +42,6 @@ export class DeleteSet {
   constructor () {
     /**
      * @type {Map<number,Array<DeleteItem>>}
-     * @private
      */
     this.clients = new Map()
   }

src/utils/Doc.js

@@ -39,12 +39,10 @@ export class Doc extends Observable {
     this.store = new StructStore()
     /**
      * @type {Transaction | null}
-     * @private
      */
     this._transaction = null
     /**
      * @type {Array<Transaction>}
-     * @private
      */
     this._transactionCleanups = []
   }
@@ -105,6 +103,7 @@ export class Doc extends Observable {
         t._map = type._map
         type._map.forEach(/** @param {Item?} n */ n => {
           for (; n !== null; n = n.left) {
+            // @ts-ignore
             n.parent = t
           }
         })
@@ -170,8 +169,6 @@ export class Doc extends Observable {
 
   /**
    * Emit `destroy` event and unregister all event handlers.
-   *
-   * @protected
    */
   destroy () {
     this.emit('destroyed', [true])

src/utils/Snapshot.js

@@ -28,13 +28,11 @@ export class Snapshot {
   constructor (ds, sv) {
     /**
      * @type {DeleteSet}
-     * @private
      */
     this.ds = ds
     /**
      * State Map
      * @type {Map<number,number>}
-     * @private
      */
     this.sv = sv
   }

src/utils/StructStore.js

@@ -13,7 +13,6 @@ export class StructStore {
   constructor () {
     /**
      * @type {Map<number,Array<GC|Item>>}
-     * @private
      */
     this.clients = new Map()
     /**
@@ -23,19 +22,16 @@ export class StructStore {
      * slow in Chrome for arrays with more than 100k elements
      * @see tryResumePendingStructRefs
      * @type {Map<number,{i:number,refs:Array<GCRef|ItemRef>}>}
-     * @private
      */
     this.pendingClientsStructRefs = new Map()
     /**
      * Stack of pending structs waiting for struct dependencies
      * Maximum length of stack is structReaders.size
      * @type {Array<GCRef|ItemRef>}
-     * @private
      */
     this.pendingStack = []
     /**
      * @type {Array<decoding.Decoder>}
-     * @private
      */
     this.pendingDeleteReaders = []
   }

src/utils/Transaction.js

@@ -85,7 +85,6 @@ export class Transaction {
     this.changedParentTypes = new Map()
     /**
      * @type {Set<ID>}
-     * @private
      */
     this._mergeStructs = new Set()
     /**