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Replace bluebird specific promise things. Fix uses of sync promise code.

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Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>
This commit is contained in:
Michael Telatynski
2019-11-14 13:52:17 +00:00
parent 5c24547ef5
commit 54dcaf1302
6 changed files with 53 additions and 38 deletions
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13
src/components/structures/TimelinePanel.js
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@ -1064,8 +1064,6 @@ const TimelinePanel = createReactClass({
});
};
let prom = this._timelineWindow.load(eventId, INITIAL_SIZE);
// if we already have the event in question, TimelineWindow.load
// returns a resolved promise.
//
@ -1074,9 +1072,13 @@ const TimelinePanel = createReactClass({
// quite slow. So we detect that situation and shortcut straight to
// calling _reloadEvents and updating the state.
if (prom.isFulfilled()) {
const timeline = this.props.timelineSet.getTimelineForEvent(eventId);
if (timeline) {
// This is a hot-path optimization by skipping a promise tick
// by repeating a no-op sync branch in TimelineSet.getTimelineForEvent & MatrixClient.getEventTimeline
onLoaded();
} else {
const prom = this._timelineWindow.load(eventId, INITIAL_SIZE);
this.setState({
events: [],
liveEvents: [],
@ -1084,11 +1086,8 @@ const TimelinePanel = createReactClass({
canForwardPaginate: false,
timelineLoading: true,
});
prom = prom.then(onLoaded, onError);
prom.then(onLoaded, onError);
}
prom.done();
},
// handle the completion of a timeline load or localEchoUpdate, by