查看“Gin”的源代码

 [[category:go]]
=install=
==pre install golang==
[[Golang]]
<pre>
#apt 
#可以指定版本的
sudo apt install  golang

sudo apt  install golang-go gccgo-go
sudo apt  install golang-go 
</pre>

== install Gin package==
  export PATH=/usr/local/go/bin/:$PATH
  export GOPATH=/root/go #if U user is root 
=== If you're in China===
====如果您使用的 Go 版本是 1.13 及以上 ====
<pre>
go env -w GO111MODULE=on
go env -w GOPROXY=https://goproxy.io,direct

#or
go env -w GOPROXY=https://mirrors.aliyun.com/goproxy/,direct

# 设置不走 proxy 的私有仓库，多个用逗号相隔（可选）
go env -w GOPRIVATE=*.corp.example.com

# 设置不走 proxy 的私有组织（可选）
go env -w GOPRIVATE=example.com/org_name
</pre>
====Go 版本是 1.12 及以下 ====
<pre>
# 启用 Go Modules 功能
export GO111MODULE=on
# 配置 GOPROXY 环境变量
export GOPROXY=https://goproxy.io
</pre>

或者，根据[https://goproxy.io/zh/docs/getting-started.html 文档]可以把上面的命令写到.profile或.bash_profile文件中长期生效



 go get -u github.com/gin-gonic/gin

=Use a vendor tool like Govendor=
  go get github.com/kardianos/govendor #在墙外非常快

 sudo apt  install govendor # apt 

 mkdir -p $GOPATH/src/github.com/myusername/project && cd "$_"

==Vendor init your project and add gin ==
 <pre>
govendor init
govendor fetch github.com/gin-gonic/gin@v1.3

#有时要绝对路径  @后面也可以不加  有时一定要加
/root/go/bin/govendor fetch github.com/gin-gonic/gin@v1.6
</pre>

=trouble=
==1.6 err==
<pre>
# go   run main.go 
# github.com/myusername/project/vendor/github.com/gin-gonic/gin
vendor/github.com/gin-gonic/gin/context.go:36:26: undefined: binding.MIMEYAML
vendor/github.com/gin-gonic/gin/context.go:600:29: undefined: binding.YAML
vendor/github.com/gin-gonic/gin/context.go:605:29: undefined: binding.Header
vendor/github.com/gin-gonic/gin/context.go:659:31: undefined: binding.YAML
vendor/github.com/gin-gonic/gin/context.go:664:31: undefined: binding.Header
vendor/github.com/gin-gonic/gin/context.go:673:9: undefined: binding.Uri
vendor/github.com/gin-gonic/gin/context.go:896:17: undefined: render.PureJSON
vendor/github.com/gin-gonic/gin/context.go:912:17: undefined: render.ProtoBuf
vendor/github.com/gin-gonic/gin/context.go:1027:7: undefined: binding.MIMEYAML
vendor/github.com/gin-gonic/gin/mode.go:83:2: undefined: binding.EnableDecoderDisallowUnknownFields

</pre>