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Emit sync error #366

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Emit sync error #366

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8 changes: 7 additions & 1 deletion src/MatrixClient.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -696,6 +696,10 @@ export class MatrixClient extends EventEmitter {
return this.startSync();
}

protected emitAsync(e: string, ...p: any[]): Promise<any> {
return Promise.resolve<any>(this.emit(e, ...p));
}

protected async startSync(emitFn: (emitEventType: string, ...payload: any[]) => Promise<any> = null) {
// noinspection ES6RedundantAwait
let token = await Promise.resolve(this.storage.getSyncToken());
Expand Down Expand Up @@ -728,6 +732,8 @@ export class MatrixClient extends EventEmitter {
}

LogService.error("MatrixClientLite", "Error handling sync " + extractRequestError(e));
await this.emitAsync("sync.error", e);

const backoffTime = SYNC_BACKOFF_MIN_MS + Math.random() * (SYNC_BACKOFF_MAX_MS - SYNC_BACKOFF_MIN_MS);
LogService.info("MatrixClientLite", `Backing off for ${backoffTime}ms`);
await new Promise((r) => setTimeout(r, backoffTime));
Expand Down Expand Up @@ -757,7 +763,7 @@ export class MatrixClient extends EventEmitter {

@timedMatrixClientFunctionCall()
protected async processSync(raw: any, emitFn: (emitEventType: string, ...payload: any[]) => Promise<any> = null): Promise<any> {
if (!emitFn) emitFn = (e, ...p) => Promise.resolve<any>(this.emit(e, ...p));
if (!emitFn) emitFn = (e, ...p) => this.emitAsync(e, ...p);

if (!raw) return; // nothing to process

Expand Down