@@ -33,18 +33,22 @@ export const normQuillDelta = delta => {
3333 *@param {any } quillCursors
3434 */
3535const updateCursor = ( quillCursors , aw , clientId , doc , type ) => {
36- if ( aw && aw . cursor && clientId !== doc . clientID ) {
37- const user = aw . user || { }
38- const color = user . color || '#ffa500'
39- const name = user . name || `User:${ clientId }
40- quillCursors . createCursor ( clientId . toString ( ) , name , color )
41- const anchor = Y . createAbsolutePositionFromRelativePosition ( Y . createRelativePositionFromJSON ( aw . cursor . anchor ) , doc )
42- const head = Y . createAbsolutePositionFromRelativePosition ( Y . createRelativePositionFromJSON ( aw . cursor . head ) , doc )
43- if ( anchor && head && anchor . type === type ) {
44- quillCursors . moveCursor ( clientId . toString ( ) , { index :anchor . index , length :head . index - anchor . index } )
36+ try {
37+ if ( aw && aw . cursor && clientId !== doc . clientID ) {
38+ const user = aw . user || { }
39+ const color = user . color || '#ffa500'
40+ const name = user . name || `User:${ clientId }
41+ quillCursors . createCursor ( clientId . toString ( ) , name , color )
42+ const anchor = Y . createAbsolutePositionFromRelativePosition ( Y . createRelativePositionFromJSON ( aw . cursor . anchor ) , doc )
43+ const head = Y . createAbsolutePositionFromRelativePosition ( Y . createRelativePositionFromJSON ( aw . cursor . head ) , doc )
44+ if ( anchor && head && anchor . type === type ) {
45+ quillCursors . moveCursor ( clientId . toString ( ) , { index :anchor . index , length :head . index - anchor . index } )
46+ }
47+ } else {
48+ quillCursors . removeCursor ( clientId . toString ( ) )
4549}
46- } else {
47- quillCursors . removeCursor ( clientId . toString ( ) )
50+ } catch ( err ) {
51+ console . error ( err )
4852}
4953}
5054
@@ -132,6 +136,10 @@ export class QuillBinding {
132136} )
133137}
134138}
139+ // update all remote cursor locations
140+ awareness . getStates ( ) . forEach ( ( aw , clientId ) => {
141+ updateCursor ( quillCursors , aw , clientId , doc , type )
142+ } )
135143}
136144}
137145quill . on ( 'editor-change' , this . _quillObserver )