Yarn

官网：https://yarnpkg.com/

中文文档：https://yarn.bootcss.com/

安装 yarn

npm install yarn -g # 安装yarn
yarn -v # 查看版本
npm update yarn -g # 更新yarn

新建工程

yarn init
yarn init -y

安装模块

yarn add [package]
yarn add [package]@[version]
yarn add [package]@[tag]
yarn add [package] --dev # devDependencies 简写 yarn add [package] -D
yarn add [package] --peer # peerDependencies
yarn add [package] --optiona # optionalDependencies
yarn global add [package] # 全局安装
yarn install # 安装package.json中的包，如果node_modules中有的包刚不会重新下载
yarn install --force # 强制安装package.json中的包，node_modules中有的也会安装

卸载模块

yarn remove [package]

更新模块

yarn upgrade [package]
yarn upgrade [package]@[version]
yarn upgrade [package]@[tag]
yarn upgrade --latest # 忽略版本规则，升级到最新版本

查看包信息

yarn info [package]
yarn info [package] --json # 输出json格式
yarn info [package] readme # 输出README部分

查看安装信息

yarn list
yarn global list
yarn list --depth=0 # 限制依赖的深度

管理配置

yarn config
yarn config set key value # 设置
yarn config get key # 读取值
yarn config delete key # 删除
yarn config list # 显示当前配置
yarn config set registry https://registry.npmmirror.com # 设置淘宝镜像
yarn config set proxy http://localhost:10809
yarn config set https-proxy https://localhost:10809
yarn config delete proxy
yarn config delete https-proxy

缓存

yarn cache
yarn cache list # 列出已缓存的每个包
yarn cache dir # 返回全局缓存位置
yarn cache clean # 清除缓存