安装 zsh

### 约定以下以 $ 开头的行为shell命令，不包含 $ 本身
$ yum install -y zsh
# 或 Ubuntu
$ apt-get update
$ apt-get install -y git zsh

切换shell为zsh

$ chsh -s /bin/zsh

查看当前shell

$ echo $SHELL

安装 oh-my-zsh(两个方法选一)

通过 curl

$ sh -c "$(curl -fsSL https://raw.githubusercontent.com/robbyrussell/oh-my-zsh/master/tools/install.sh)"

通过 wegt

$ sh -c "$(wget https://raw.githubusercontent.com/robbyrussell/oh-my-zsh/master/tools/install.sh -O -)"

下载命令自动补全插件

$ git clone https://github.com/zsh-users/zsh-autosuggestions.git $ZSH_CUSTOM/plugins/zsh-autosuggestions

下载命令高亮插件

$ git clone https://github.com/zsh-users/zsh-syntax-highlighting.git ${ZSH_CUSTOM}/plugins/zsh-syntax-highlighting

下载主题

$ git clone https://github.com/bhilburn/powerlevel9k.git $ZSH_CUSTOM/themes/powerlevel9k

配置插件

$ vim ~/.zshrc

## 修改主题
export TERM="xterm-256color"
ZSH_THEME="powerlevel9k/powerlevel9k"

## 配置插件, 找到 plugins=(git) 按如下修改，增加刚下载的两个插件
plugins=(
  git
  zsh-autosuggestions
  zsh-syntax-highlighting
)

# 刷新环境变量
$ source ~/.zshrc