Function asString

packages/utils/src/errors.ts:80–81

(value: unknown)

  const deepest = chain[chain.length - 1] as Error & Record<string, unknown>
  const asString = (value: unknown): string | undefined =>
    typeof value === 'string' ? value : undefined
  const code = asString(deepest.code)
  const errno = asString(deepest.errno)
  const syscall = asString(deepest.syscall)