ng-serve 以 yarn 作为包管理器失败

Question

我将 yarn 设置为 angular-cli 的包管理器，当我运行 ng new my-app 它成功完成时

Installing packages for tooling via yarn.
Installed packages for tooling via yarn.

但是当我运行 ng-serve 时，我收到以下错误消息：

The "@angular/compiler-cli" package was not properly installed. Error: Error: Cannot find module '@angular/compiler-cli'Error: The "@angular/compiler-cli" package was not properly installed. Error: Error: Cannot find module '@angular/compiler-cli'
    at Object.<anonymous> (C:\Users\Hadi\AppData\Local\Yarn\config\global\node_modules\@ngtools\webpack\src\index.js:14:11)
    at Module._compile (module.js:570:32)
    at Object.Module._extensions..js (module.js:579:10)
    at Module.load (module.js:487:32)
    at tryModuleLoad (module.js:446:12)
    at Function.Module._load (module.js:438:3)
    at Module.require (module.js:497:17)
    at require (internal/module.js:20:19)
    at Object.<anonymous> (C:\Users\Hadi\AppData\Local\Yarn\config\global\node_modules\@angular\cli\tasks\eject.js:10:19)
    at Module._compile (module.js:570:32)
    at Object.Module._extensions..js (module.js:579:10)
    at Module.load (module.js:487:32)
    at tryModuleLoad (module.js:446:12)
    at Function.Module._load (module.js:438:3)
    at Module.require (module.js:497:17)
    at require (internal/module.js:20:19)
    at Object.<anonymous> (C:\Users\Hadi\AppData\Local\Yarn\config\global\node_modules\@angular\cli\models\webpack-configs\styles.js:6:17)
    at Module._compile (module.js:570:32)
    at Object.Module._extensions..js (module.js:579:10)
    at Module.load (module.js:487:32)
    at tryModuleLoad (module.js:446:12)
    at Function.Module._load (module.js:438:3)

我有 angular-clie 版本 1.4.4 和 yarn 版本 1.1.0

Answer 1

执行以下步骤：

npm install -g yarn
ng set --global packageManager=yarn

运行项目使用

yarn start

ng-serve 以 yarn 作为包管理器失败

ng-serve failed with yarn as package manager

package-managers

npm

angular-cli

yarnpkg

angular