Function createLightApp

packages/mock/src/creator.ts:683–740

(
  baseDirOrOptions: string | MockBootstrapOptions,
  options: MockBootstrapOptions = {}
)

 * @param options
 */
export async function createLightApp(
  baseDirOrOptions: string | MockBootstrapOptions,
  options: MockBootstrapOptions = {}
): Promise<IMidwayApplication> {
  if (baseDirOrOptions && typeof baseDirOrOptions === 'object') {
    options = baseDirOrOptions;
    baseDirOrOptions = options.baseDir || '';
  }

  Framework()(LightFramework);
  options.globalConfig = Object.assign(
    {
      midwayLogger: {
        default: {
          disableFile: true,
          disableError: true,
        },
      },
    },
    options.globalConfig ?? {}
  );

  if (!options.moduleLoadType) {
    const cwd = process.cwd();
    const pkgJSON = await loadModule(join(cwd, 'package.json'), {
      safeLoad: true,
      enableCache: false,
    });

    options.moduleLoadType = pkgJSON?.type === 'module' ? 'esm' : 'commonjs';
  }

  const app = await createApp(baseDirOrOptions as string, {
    ...options,
    imports: [
      await transformFrameworkToConfiguration(
        LightFramework,
        options.moduleLoadType
      ),
    ].concat(options?.imports),
  });

  const applicationManager = app
    .getApplicationContext()
    .get(MidwayApplicationManager);
  const apps = applicationManager.getApplications();
  if (apps.length === 1) {
    return app;
  } else {
    // 如果有多个 app，则重置 main app
    const frameworkService = app
      .getApplicationContext()
      .get(MidwayFrameworkService);
    // 这里调整是因为 createLightApp 会自动加一个 framework
    frameworkService.setMainApp(apps[0].getNamespace());
    return frameworkService.getMainApp();
  }
}