mac开发机下go语言环境安装

• homebrew安装

brew update && brew upgrade
brew install mercurial
brew install go

• 环境变量配置

为了让自己的程序编译之后在命令行任何地方能直接执行，再加入GOPATH下的bin

$vim ~/.bash_profile

#GOPATH
export GOPATH=$HOME/Documents/go_workspace

#GOPATH bin
export PATH=$PATH:$GOPATH/bin

$source .bash_profile