Mac 安装 Flutter

设置镜像地址

打开终端配置环境变量

• sudo vi ~/.bash_profile

• 添加以下设置，并保存退出

export PUB_HOSTED_URL=https://pub.flutter-io.cn
export FLUTTER_STORAGE_BASE_URL=https://storage.flutter-io.cn

• 执行source ~/.bash_profile，让配置生效

获取Flutter

• cd flutter安装目录，执行 git clone -b beta https://github.com/flutter/flutter.git
• 将flutter安装目录地址写入环境变量

$ sudo vi ~/.bash_profile

export PATH=${You Path}/flutter/bin:$PATH

:wq 保存退出

$ source ~/.bash_profile

执行flutter检测

执行flutter doctor，根据提示安装缺失依赖

安装依赖失败问题

安装 cocoapods 找不到问题

$ sudo gem install cocoapods pod setup

错误信息:

ERROR:  Could not find a valid gem 'cocoapods' (>= 0), here is why:
          Unable to download data from https://ruby.taobao.org/ - bad response Not Found 404 (https://gems.ruby-china.org/specs.4.8.gz)

移除gem镜像地址

$ gem sources --remove https://rubygems.org/
$ gem sources --remove https://ruby.taobao.org/ 

设置新的地址

$ gem sources -a https://gems.ruby-china.com/

验证镜像是否被添加

$ gem sources -l

安装最新版本的 cocoapods

sudo gem install -n /usr/local/bin cocoapods  

来源：https://blog.csdn.net/zxcfsh001/article/details/99671619