src/vs/workbench/contrib/debug/common/debugModel.ts/Thread/exceptionInfo
class Thread:	get exceptionInfo(): Promise<IExceptionInfo | undefined> {
		if (this.stoppedDetails && this.stoppedDetails.reason === 'exception') {
			if (this.session.capabilities.supportsExceptionInfoRequest) {
				return this.session.exceptionInfo(this.threadId);
			}
			return Promise.resolve({
				description: this.stoppedDetails.text,
				breakMode: null
			});
		}
		return Promise.resolve(undefined);
	}