Function isStandaloneApp

packages/schematics/angular/utility/ng-ast-utils.ts:81–93

(host: Tree, mainPath: string)

}

export function isStandaloneApp(host: Tree, mainPath: string): boolean {
  try {
    findBootstrapApplicationCall(host, mainPath);

    return true;
  } catch (error) {
    if (error instanceof SchematicsException) {
      return false;
    }

    throw error;
  }
}