我正在运行yarn install。部分输出如下：
yarn install v1.10.1
info No lockfile found.
[1/4] Resolving packages...
warning @beaker/webdb > level-browserify > level-js > xtend > object-keys@0.4.0:
问题：此警告是什么意思？
更多信息
整个输出：
yarn install v1.10.1
info No lockfile found.
[1/4] Resolving packages...
warning @beaker/webdb > level-browserify > level-js > xtend > object-keys@0.4.0:
warning karma > log4js > circular-json@0.5.9: CircularJSON is in maintenance only, flatted is its successor.
[2/4] Fetching packages...
info fsevents@1.2.4: The platform "linux" is incompatible with this module.
info "fsevents@1.2.4" is an optional dependency and failed compatibility check. Excluding it from installation.
[3/4] Linking dependencies...
warning "angular4-material-table > @angular/forms@6.1.10" has incorrect peer dependency "@angular/platform-browser@6.1.10".
[4/4] Building fresh packages...
success Saved lockfile.
Done in 202.88s
答案 0 :(得分：0)
该警告表示您的项目使用karma，它依赖于log4js，而后者又依赖于CircularJSON，并且后者has been deprecated倾向于{{3 }}，更新的软件包。