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don't fail when insert first or appending a tile

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Bruno Windels 2019-06-02 15:15:14 +02:00
parent 1ed3babfec
commit 674007d892
1 changed files with 2 additions and 2 deletions
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4
src/domain/session/room/timeline/TilesCollection.js
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@ -88,8 +88,8 @@ export default class TilesCollection extends BaseObservableList {
const newTile = this._tileCreator(entry); const newTile = this._tileCreator(entry);
if (newTile) { if (newTile) {
prevTile.updateNextSibling(newTile); prevTile && prevTile.updateNextSibling(newTile);
nextTile.updatePreviousSibling(newTile); nextTile && nextTile.updatePreviousSibling(newTile);
this._tiles.splice(tileIdx, 0, newTile); this._tiles.splice(tileIdx, 0, newTile);
this.emitAdd(tileIdx, newTile); this.emitAdd(tileIdx, newTile);
} }