Types
BackoffStrategy
Defines the backoff strategy used when retrying failed jobs. Returns the delay in ms that should pass before the failed job is retried.
Signature
type BackoffStrategy = (queueName: string, attemptsMade: number, job: Job) => number
JobUpdate
Job update status as returned from the SubscribableJob's update()
method.
Signature
type JobUpdate<T extends JobData<T>> = Pick<
Job<T>,
'id' | 'state' | 'progress' | 'result' | 'error' | 'data'
>
JobUpdateOptions
Job update options, that you can specify by calling SubscribableJob updates
method.
Signature
type JobUpdateOptions = {
pollInterval?: number;
timeoutMs?: number;
errorOnFail?: boolean;
}
CreateQueueOptions
Used to configure a new JobQueue instance.
Signature
interface CreateQueueOptions<T extends JobData<T>> {
name: string;
process: (job: Job<T>) => Promise<any>;
}
name
property
string
The name of the queue, e.g. "image processing", "re-indexing" etc.
process
property
(job: Job<T>) => Promise<any>
Defines the work to be done for each job in the queue. The returned promise should resolve when the job is complete, or be rejected in case of an error.
JobData
A JSON-serializable data type which provides a Job with the data it needs to be processed.
Signature
type JobData<T> = JsonCompatible<T>
JobConfig
Used to instantiate a new Job
Signature
interface JobConfig<T extends JobData<T>> {
queueName: string;
data: T;
retries?: number;
attempts?: number;
id?: ID;
state?: JobState;
progress?: number;
result?: any;
error?: any;
createdAt?: Date;
startedAt?: Date;
settledAt?: Date;
}