按照https://github.com/AngularClass/angular2-webpack-starter#quick-start
按照https://universal.angular.io/quickstart/的说明操作
执行npm install body-parser angular2-universal preboot express --save
输出:
+-- angular2-universal@2.1.0-rc.1
| +-- angular2-platform-node@2.1.0-rc.1
| | `-- parse5@2.2.3
| +-- css@2.2.1
| | +-- source-map@0.1.43
| | +-- source-map-resolve@0.3.1
| | | +-- atob@1.1.3
| | | +-- resolve-url@0.2.1
| | | `-- source-map-url@0.3.0
| | `-- urix@0.1.0
| +-- js-beautify@1.6.8
| | +-- config-chain@1.1.11
| | | `-- proto-list@1.2.4
| | `-- editorconfig@0.13.2
| | `-- lru-cache@3.2.0
| +-- parse5@2.2.3
| `-- xhr2@0.1.4
+-- body-parser@1.16.0
+-- express@4.14.0
+-- preboot@4.5.2
`-- UNMET PEER DEPENDENCY zone.js@0.7.6
任何人都可以解释最后一行意味着什么,它的影响是什么以及如何解决问题?