Golang与区块链污力_GO

Golang包管理--GoVender

2018-11-29  本文已影响223人  L白水飘萍

(一)govender的功能

govender 是对Golang的包依赖管理的一个插件,该工具将项目依赖的外部包拷贝到项目下的 vendor 目录下,并通过 vendor.json 文件来记录依赖包的版本,方便用户使用相对稳定的依赖。
govender的几种状态。

状态 缩写 含义
+local l 本地包,即项目自身的包组织
+external e 外部包, 被GOPATH管理
+vender v 被govender 管理
+std s 标准库
+unused u 未使用的包
+missing m 代码引用了依赖包,但是该包找到
+program p 主程序包,意味着可以编译为执行文件
+outside 外部包和缺失的包
+all 所有包

(二)govender 的基本使用

下载

go get -u github.com/kardianos/govendor

运行govender,出现以下结果说明安装成功

govendor (v1.0.9): record dependencies and copy into vendor folder
    -govendor-licenses    Show govendor's licenses.
    -version              Show govendor version
    -cpuprofile 'file'    Writes a CPU profile to 'file' for debugging.
    -memprofile 'file'    Writes a heap profile to 'file' for debugging.

简单的使用

# Setup your project.
cd "my project in GOPATH"
# 初始化 vendor 目录, project 下出现 vendor 目录
govendor init

# Add existing GOPATH files to vendor.
govendor add +external

# View your work.
govendor list

# Look at what is using a package
govendor list -v fmt

# Specify a specific version or revision to fetch
govendor fetch golang.org/x/net/context@a4bbce9fcae005b22ae5443f6af064d80a6f5a55

# Get latest v1.*.* tag or branch.
govendor fetch golang.org/x/net/context@v1   

# Get the tag or branch named "v1".
govendor fetch golang.org/x/net/context@=v1  

# Update a package to latest, given any prior version constraint
govendor fetch golang.org/x/net/context

# Format your repository only
govendor fmt +local

# Build everything in your repository only
govendor install +local

# Test your repository only
govendor test +local

一些基本命令

init     创建 vendor 文件夹和 vendor.json 文件
list     列出已经存在的依赖包
add      从 $GOPATH 中添加依赖包,会加到 vendor.json
update   从 $GOPATH 升级依赖包
remove   从 vendor 文件夹删除依赖
status   列出本地丢失的、过期的和修改的package
fetch   从远端库增加新的,或者更新 vendor 文件中的依赖包
sync     Pull packages into vendor folder from remote repository with revisions
migrate  Move packages from a legacy tool to the vendor folder with metadata.
get     类似 go get,但是会把依赖包拷贝到 vendor 目录
license  List discovered licenses for the given status or import paths.
shell    Run a "shell" to make multiple sub-commands more efficient for large projects.

go tool commands that are wrapped:
      `+<status>` package selection may be used with them
    fmt, build, install, clean, test, vet, generate, to
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