Function mark

packages/cli/tests-e2e/helpers.ts:336–338

(label: string, startedAt: number)

  const now = () => performance.now()
  const start = now()
  const mark = (label: string, startedAt: number) => {
    timings.push([label, now() - startedAt])
  }
  const logTimings = () => {
    if (!envBoolean('E2E_TIMINGS', true)) {
      return