Function onExit

packages/platform-node/src/internal/workerRunner.ts:36–40

(exit: Exit.Exit<any, E>)

        const fiberSet = yield* FiberSet.make<any, WorkerError | E>()
        const runFork = Runtime.runFork(runtime)
        const onExit = (exit: Exit.Exit<any, E>) => {
          if (exit._tag === "Failure" && !Cause.isInterruptedOnly(exit.cause)) {
            Deferred.unsafeDone(closeLatch, Exit.die(Cause.squash(exit.cause)))
          }
        }
        ;(WorkerThreads.parentPort ?? process).on("message", (message: Runner.BackingRunner.Message<I>) => {
          if (message[0] === 0) {
            const result = handler(0, message[1])