Yarn: пряжа ls<package>`отсутствует.</package>

Отсутствует функция, сравните с npm ls once . Должен ли yarn why once быть его заменой? Если это так, то отображаемый график зависимостей кажется неправильным.

[cpojer: ~/Projects/yarn (master)]$ yarn why once
yarn why v0.14.0
[1/3] 🤔  Why do we have the module "once"...?
[2/3] 🚚  Initialising dependency graph...
[3/3] 🔍  Finding dependency...
info Reasons this module exists
   - "node-gyp#glob" depends on it
   - "jest#jest-cli#istanbul-api" depends on it

[cpojer: ~/Projects/yarn (master)]$ npm ls once
[email protected] /Users/cpojer/Projects/yarn
├─┬ [email protected]
│ └─┬ [email protected]
│   └── [email protected]
├─┬ [email protected]
│ └─┬ [email protected]
│   └─┬ [email protected]
│     └── [email protected]
└─┬ [email protected]
  └─┬ [email protected]
    └── [email protected]