Function launchApp

test/lib/next-test-utils.ts:511–531

(
  dir: string,
  port: string | number,
  opts?: NextDevOptions
)

// Launch the app in development mode.
export function launchApp(
  dir: string,
  port: string | number,
  opts?: NextDevOptions
) {
  const options = opts ?? {}
  const useTurbo = shouldUseTurbopack()

  return runNextCommandDev(
    [
      useTurbo ? '--turbopack' : undefined,
      dir,
      '-p',
      port as string,
      '--hostname',
      '::',
    ].filter((flag: string | undefined): flag is string => Boolean(flag)),
    undefined,
    { ...options, turbo: useTurbo }
  )
}

export function nextBuild(
  dir: string,