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Merge pull request #388 from vector-im/bwindels/dontassumelocalentriesexists

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Prevent 2 more small races between room sync and openTimeline
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Bruno Windels 2021-06-04 14:31:01 +00:00 committed by GitHub
commit 65eb1f7b7d
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1 changed files with 6 additions and 4 deletions
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10
src/matrix/room/timeline/Timeline.js
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@ -32,7 +32,8 @@ export class Timeline {
this._disposables = new Disposables(); this._disposables = new Disposables();
this._pendingEvents = pendingEvents; this._pendingEvents = pendingEvents;
this._clock = clock; this._clock = clock;
this._remoteEntries = null; // constructing this early avoid some problem while sync and openTimeline race
this._remoteEntries = new SortedArray((a, b) => a.compare(b));
this._ownMember = null; this._ownMember = null;
this._timelineReader = new TimelineReader({ this._timelineReader = new TimelineReader({
roomId: this._roomId, roomId: this._roomId,
@ -96,7 +97,6 @@ export class Timeline {
} }
_setupEntries(timelineEntries) { _setupEntries(timelineEntries) {
this._remoteEntries = new SortedArray((a, b) => a.compare(b));
this._remoteEntries.setManySorted(timelineEntries); this._remoteEntries.setManySorted(timelineEntries);
if (this._pendingEvents) { if (this._pendingEvents) {
this._localEntries = new MappedList(this._pendingEvents, pe => { this._localEntries = new MappedList(this._pendingEvents, pe => {
@ -159,7 +159,9 @@ export class Timeline {
// Once the subscription is setup, MappedList will set up the local // Once the subscription is setup, MappedList will set up the local
// relations as needed with _applyAndEmitLocalRelationChange, // relations as needed with _applyAndEmitLocalRelationChange,
// so we're not missing anything by bailing out. // so we're not missing anything by bailing out.
if (!this._localEntries.hasSubscriptions) { //
// _localEntries can also not yet exist
if (!this._localEntries?.hasSubscriptions) {
return; return;
} }
// find any local relations to this new remote event // find any local relations to this new remote event
@ -301,4 +303,4 @@ export function tests() {
assert.equal(Array.from(timeline.entries)[0].isRedacting, true); assert.equal(Array.from(timeline.entries)[0].isRedacting, true);
} }
} }
} }