安装时遇到的问题
1、npm WARN deprecated tough-cookie@2.2.2: ReDoS vulnerability parsing Set-Cookie https://nodesecurity.io/advisories/130
2、npm WARN optional SKIPPING OPTIONAL DEPENDENCY: fsevents@^1.0.0 (node_modules\browser-sync\node_modules\chokidar\node_modules\fsevents):这两个是啥意思?
3、
3、npm WARN notsup SKIPPING OPTIONAL DEPENDENCY: Unsupported platform for fsevents@1.0.14: wanted {"os":"darwin","arch":"any"} (current: {"os":"win32","arch":"x64"})
这三个是啥意思?请大神们出来