一、安装 comple
# brew search comple
brew install bash-completion
二、添加配置
echo "[ -f /usr/local/etc/bash_completion ] && . /usr/local/etc/bash_completion" >> ~/.bash_profile
# 刷新环境变量
source ~/.bash_profile
三、kubectl 命令补全
kubectl completion bash > /usr/local/etc/bash_completion.d/kubectl
四、helm 命令补全
helm completion bash > /usr/local/etc/bash_completion.d/helm