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@@ -22,6 +22,41 @@ import {
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import * as decoding from 'lib0/decoding.js' // eslint-disable-line
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import * as encoding from 'lib0/encoding.js'
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export class ItemListPosition {
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/**
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* @param {AbstractItem|null} left
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* @param {AbstractItem|null} right
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*/
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constructor (left, right) {
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this.left = left
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this.right = right
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}
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}
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export class ItemTextListPosition extends ItemListPosition {
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/**
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* @param {AbstractItem|null} left
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* @param {AbstractItem|null} right
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* @param {Map<string,any>} currentAttributes
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*/
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constructor (left, right, currentAttributes) {
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super(left, right)
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this.currentAttributes = currentAttributes
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}
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}
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export class ItemInsertionResult extends ItemListPosition {
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/**
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* @param {AbstractItem|null} left
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* @param {AbstractItem|null} right
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* @param {Map<string,any>} negatedAttributes
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*/
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constructor (left, right, negatedAttributes) {
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super(left, right)
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this.negatedAttributes = negatedAttributes
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}
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}
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/**
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* @param {Transaction} transaction
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* @param {StructStore} store
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@@ -29,7 +64,7 @@ import * as encoding from 'lib0/encoding.js'
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* @param {AbstractItem|null} left
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* @param {AbstractItem|null} right
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* @param {number} count
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* @return {{left:AbstractItem|null,right:AbstractItem|null,currentAttributes:Map<string,any>}}
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* @return {ItemTextListPosition}
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*
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* @private
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* @function
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@@ -57,7 +92,7 @@ const findNextPosition = (transaction, store, currentAttributes, left, right, co
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left = right
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right = right.right
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}
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return { left, right, currentAttributes }
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return new ItemTextListPosition(left, right, currentAttributes)
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}
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/**
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@@ -65,7 +100,7 @@ const findNextPosition = (transaction, store, currentAttributes, left, right, co
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* @param {StructStore} store
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* @param {AbstractType<any>} parent
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* @param {number} index
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* @return {{left:AbstractItem|null,right:AbstractItem|null,currentAttributes:Map<string,any>}}
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* @return {ItemTextListPosition}
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*
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* @private
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* @function
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@@ -85,7 +120,7 @@ const findPosition = (transaction, store, parent, index) => {
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* @param {AbstractItem|null} left
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* @param {AbstractItem|null} right
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* @param {Map<string,any>} negatedAttributes
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* @return {{left:AbstractItem|null,right:AbstractItem|null}}
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* @return {ItemListPosition}
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*
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* @private
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* @function
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@@ -137,7 +172,7 @@ const updateCurrentAttributes = (currentAttributes, item) => {
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* @param {AbstractItem|null} right
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* @param {Map<string,any>} currentAttributes
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* @param {Object<string,any>} attributes
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* @return {{left:AbstractItem|null,right:AbstractItem|null}}
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* @return {ItemListPosition}
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*
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* @private
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* @function
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@@ -160,7 +195,7 @@ const minimizeAttributeChanges = (left, right, currentAttributes, attributes) =>
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left = right
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right = right.right
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}
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return { left, right }
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return new ItemListPosition(left, right)
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}
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/**
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@@ -170,7 +205,7 @@ const minimizeAttributeChanges = (left, right, currentAttributes, attributes) =>
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* @param {AbstractItem|null} right
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* @param {Map<string,any>} currentAttributes
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* @param {Object<string,any>} attributes
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* @return {{left:AbstractItem|null,right:AbstractItem|null,negatedAttributes:Map<string,any>}}
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* @return {ItemInsertionResult}
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*
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* @private
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* @function
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@@ -188,7 +223,7 @@ const insertAttributes = (transaction, parent, left, right, currentAttributes, a
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left.integrate(transaction)
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}
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}
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return { left, right, negatedAttributes }
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return new ItemInsertionResult(left, right, negatedAttributes)
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}
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/**
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@@ -199,7 +234,7 @@ const insertAttributes = (transaction, parent, left, right, currentAttributes, a
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* @param {Map<string,any>} currentAttributes
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* @param {string} text
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* @param {Object<string,any>} attributes
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* @return {{left:AbstractItem|null,right:AbstractItem|null}}
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* @return {ItemListPosition}
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*
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* @private
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* @function
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@@ -232,7 +267,7 @@ const insertText = (transaction, parent, left, right, currentAttributes, text, a
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* @param {Map<string,any>} currentAttributes
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* @param {number} length
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* @param {Object<string,any>} attributes
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* @return {{left:AbstractItem|null,right:AbstractItem|null}}
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* @return {ItemListPosition}
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*
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* @private
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* @function
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@@ -282,17 +317,16 @@ const formatText = (transaction, parent, left, right, currentAttributes, length,
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/**
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* @param {Transaction} transaction
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* @param {AbstractType<any>} parent
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* @param {AbstractItem|null} left
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* @param {AbstractItem|null} right
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* @param {Map<string,any>} currentAttributes
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* @param {number} length
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* @return {{left:AbstractItem|null,right:AbstractItem|null}}
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* @return {ItemListPosition}
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*
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* @private
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* @function
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*/
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const deleteText = (transaction, parent, left, right, currentAttributes, length) => {
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const deleteText = (transaction, left, right, currentAttributes, length) => {
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while (length > 0 && right !== null) {
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if (right.deleted === false) {
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switch (right.constructor) {
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@@ -343,6 +377,14 @@ const deleteText = (transaction, parent, left, right, currentAttributes, length)
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* @typedef {Object} TextAttributes
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*/
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/**
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* @typedef {Object} DeltaItem
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* @property {number|undefined} DeltaItem.delete
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* @property {number|undefined} DeltaItem.retain
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* @property {string|undefined} DeltaItem.string
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* @property {Object<string,any>} DeltaItem.attributes
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*/
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/**
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* Event that describes the changes on a YText type.
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*/
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@@ -355,7 +397,7 @@ class YTextEvent extends YEvent {
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super(ytext, transaction)
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/**
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* @private
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* @type {Array<{delete:number|undefined,retain:number|undefined,insert:string|undefined,attributes:Object<string,any>}>|null}
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* @type {Array<DeltaItem>|null}
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*/
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this._delta = null
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}
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@@ -363,7 +405,7 @@ class YTextEvent extends YEvent {
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* Compute the changes in the delta format.
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* A {@link https://quilljs.com/docs/delta/|Quill Delta}) that represents the changes on the document.
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*
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* @type {Array<{delete:number|undefined,retain:number|undefined,insert:string|undefined,attributes:Object<string,any>}>}
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* @type {Array<DeltaItem>}
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*
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* @public
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*/
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@@ -373,7 +415,7 @@ class YTextEvent extends YEvent {
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// @ts-ignore
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transact(y, transaction => {
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/**
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* @type {Array<{delete:number|undefined,retain:number|undefined,insert:string|undefined,attributes:Object<string,any>}>}
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* @type {Array<DeltaItem>}
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*/
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const delta = []
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const currentAttributes = new Map() // saves all current attributes for insert
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@@ -680,9 +722,9 @@ export class YText extends AbstractType {
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if (this._y !== null) {
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transact(this._y, transaction => {
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/**
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* @type {{left:AbstractItem|null,right:AbstractItem|null}}
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* @type {ItemListPosition}
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*/
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let pos = { left: null, right: this._start }
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let pos = new ItemListPosition(null, this._start)
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const currentAttributes = new Map()
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for (let i = 0; i < delta.length; i++) {
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const op = delta[i]
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@@ -691,7 +733,7 @@ export class YText extends AbstractType {
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} else if (op.retain !== undefined) {
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pos = formatText(transaction, this, pos.left, pos.right, currentAttributes, op.retain, op.attributes || {})
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} else if (op.delete !== undefined) {
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pos = deleteText(transaction, this, pos.left, pos.right, currentAttributes, op.delete)
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pos = deleteText(transaction, pos.left, pos.right, currentAttributes, op.delete)
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}
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}
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})
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@@ -839,7 +881,7 @@ export class YText extends AbstractType {
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if (y !== null) {
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transact(y, transaction => {
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const { left, right, currentAttributes } = findPosition(transaction, y.store, this, index)
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deleteText(transaction, this, left, right, currentAttributes, length)
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deleteText(transaction, left, right, currentAttributes, length)
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})
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}
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}
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