Method constructor

src/job-queue/worker.ts:10–18

(
    queue: Queue<T>,
    processJob: (job: Job<T>) => Promise<void>,
    { concurrency = 1 } = {}
  )

  private activeJobs: Map<string, Promise<void>> = new Map()

  constructor(
    queue: Queue<T>,
    processJob: (job: Job<T>) => Promise<void>,
    { concurrency = 1 } = {}
  ) {
    this.processJob = processJob
    this.queue = queue
    this.concurrency = concurrency
  }

  async start() {
    while (true) {