Golang version management GVM

Today Xiaotu brings an article about Go Version Manager gvm Short essay . I don't say much nonsense , Start installation .

install

If you use it mac,mac You need to install xcode-select, Students who have not been installed can perform the installation according to the following commands , There is not much explanation here .

xcode-select --install
brew update
brew install mercurial

according to github Above instructions , Here we download according to the command line gvm-installer Installation , Students with terminal execution problems can also go to gvm-installer Page progress clone install .

bash < <(curl -s -S -L https://raw.githubusercontent.com/moovweb/gvm/master/binscripts/gvm-installer)

Cloning from https://github.com/moovweb/gvm.git to /Users/admin/.gvm
Created profile for existing install of Go at "/opt/homebrew/Cellar/go/1.18.1/libexec"
Installed GVM v1.0.22

Please restart your terminal session or to get started right away run
 `source /Users/admin/.gvm/scripts/gvm`

Next, in order to make gvm take effect , You need to execute the above prompt source /Users/admin/.gvm/scripts/gvm Command is enough , After execution, it can be used in the new terminal gvm To switch control go Version of the .

Use

installed , Let's have a brief look gvm Some functions supported by . Now you can call gvm Of help Options. .

$gvm help
Usage: gvm [command]

Description:
  GVM is the Go Version Manager

Commands:
  version    - print the gvm version number #  see gvm Version of 
  get        - gets the latest code (for debugging) #  Get the latest code （ Generally for debugging ）
  use        - select a go version to use (--default to set permanently) #  Choose to use Go edition  （--default  It can be set permanently ）
  diff       - view changes to Go root #  see Go root Changes in 
  help       - display this usage text 
  implode    - completely remove gvm #  Completely delete  gvm  And all installed  Go  Versions and packages 
  install    - install go versions #  Install a version of Go
  uninstall  - uninstall go versions #  Uninstall a version of Go
  cross      - install go cross compilers #  Install cross platform Go compiler 
  linkthis   - link this directory into GOPATH #  Link the project path to GOPATH in 
  list       - list installed go versions #  List the installed Go Version list 
  listall    - list available versions #  List available Go edition 
  alias      - manage go version aliases #  management Go Version alias 
  pkgset     - manage go packages sets #  management Go Package settings 
  pkgenv     - edit the environment for a package set #  edit Go Environment of package collection 

gvm Simple use

Through the first gvm listall Order to see the current Go Version list , as follows , The list is too long , here Go1-15 The version list of is omitted , It can be seen that the latest is Go1.19 Of beta And a few rc Version of the . Then let's download Go1.19 Of rc Version as an example .

$gvm listall

gvm gos (available)

   go1
   ...
   go1.16
   go1.16beta1
   go1.16rc1
   go1.16.1
   go1.16.2
   go1.16.3
   go1.16.4
   go1.16.5
   go1.16.6
   go1.16.7
   go1.16.8
   go1.16.9
   go1.16.10
   go1.16.11
   go1.16.12
   go1.16.13
   go1.16.14
   go1.16.15
   go1.17
   go1.17beta1
   go1.17rc1
   go1.17rc2
   go1.17.1
   go1.17.2
   go1.17.3
   go1.17.4
   go1.17.5
   go1.17.6
   go1.17.7
   go1.17.8
   go1.17.9
   go1.17.10
   go1.17.11
   go1.17.12
   go1.18
   go1.18beta1
   go1.18beta2
   go1.18rc1
   go1.18.1
   go1.18.2
   go1.18.3
   go1.18.4
   go1.19beta1
   go1.19rc1
   go1.19rc2
   release.r56
   release.r57
   release.r58
   release.r59
   release.r60
   release.r57.1
   release.r57.2
   release.r58.1
   release.r58.2
   release.r60.1
   release.r60.2
   release.r60.3

To install a Go edition First look at the currently used Go edition , Xiaotu uses go1.18.1 Version of .

$go version
go version go1.18.1 darwin/arm64

Install a new Go1.19 Of rc1 edition .

$gvm install go1.19rc1
Installing go1.19rc1...
 * Compiling...
go1.19rc1 successfully installed!

Version switch Next , Let's switch and download it go edition , Use here gvm use version You can switch .

$gvm use go1.19rc1
Now using version go1.19rc1

How to switch permanently ？ add --default You can permanently set , You can create a new terminal to execute go version, Verify view Go Whether the version is completely switched .

$gvm use go1.19rc1 --default
Now using version go1.19rc1

And then we use go version View the currently used Go edition , It seems that the switch is successful . Then you can switch freely Go Version of the . Especially when debugging is different Go The problem code caused by version is particularly useful .

$go version
go version go1.19rc1 darwin/arm64

Upgrade troubleshooting If upgrading Go In the process ,gvm The status of the file is disordered or has other problems , Can be executed by rm -rf ~/.gvm To delete gvm Conduct problem fix.

goland Use in You still need to copy the current version to a certain directory , Then set the goroot

goup

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