Function stdio

packages/core/src/cross-spawn-spawner.ts:130–136

(opts: ChildProcess.CommandOptions, key: "stdout" | "stderr")

  }

  const stdio = (opts: ChildProcess.CommandOptions, key: "stdout" | "stderr"): ChildProcess.StdoutConfig => {
    const cfg = opts[key]
    if (Predicate.isUndefined(cfg)) return { stream: "pipe" }
    if (typeof cfg === "string") return { stream: cfg }
    if (Sink.isSink(cfg)) return { stream: cfg }
    return { stream: cfg.stream }
  }

  const fds = (opts: ChildProcess.CommandOptions) => {
    if (Predicate.isUndefined(opts.additionalFds)) return []