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我的Go+语言初体验——基于CentOS系统搭建Go+语言环境详细教程

2023-02-18 16:27:12 时间

文章目录?

一、?参考链接

?:“我的Go+语言初体验”征文大赛 | 70000奖金池、社区专属贡献者荣誉头衔和限量周边礼品等你来瓜分!

?:Go+开发者社区

二、?Go+介绍概述

?:Go+ 概述 | 带你用一文全面了解 Go+

1、Go+简介?

? Go+ 是七牛云 CEO 许式伟发明的一门可用于工程、STEM 教育和数据科学的编程语言,于 2020 年 7 月正式发布,2021 年 10 月推出 1.0 版本。

2、Go+特点?

? Go+ Slogan:“The Go+ language for engineering, STEM education, and data science”

? Go+ 是目前第一个顺应“三位一体”发展潮流的编程语言,同时兼顾工程、STEM 教育、数据科学三大领域:

? for engineering:致力于让工程师可以使用简洁、容易掌握的语言去工作,这在纷繁复杂的工程技术领域是非常重要的进化;

?? for STEM education:Go+ 简单易学,非常适合作为青少年学习编程的入门语言,且能在未来的工作中的延续使用,无需切换语言;

? for data science:目标是让工程师和数据科学家可以用相同的语言去对话,这在以数据驱动创新的未来尤为重要。

3、Go+优势?

Go+ 有三大优势?:更简单,更强大,兼容性强。其中:

?语法更加简单、优雅。在继承 Go 语言特性最小化的优势和工程理念的基础上,Go+ 更接近自然语言,有理数更贴近数学的表达方式;

?低代码化,去复杂性。入门门槛较低,入门使用时屏蔽了工程化的复杂性;

?性能强大。强化每行代码的能力,完成功能所需的代码量更少;

三、?Go+安装与配置

? 目前,建议通过源码安装 Go+。安装下载命令如下??

git clone https://github.com/goplus/gop.git
cd gop
# On mac/linux run:
./all.bash
# On Windows run:
all.bat
?:实际上, all.bash 和 all.bat 内部都会执行 go run cmd/install.go

前期准备?:

1、?安装Go语言环境(以Linux系统为例)

参考链接?:Go 语言环境安装

安装包下载地址为:https://golang.org/dl/

(1)下载并上传二进制包?

下载二进制包:go1.17.4.linux-amd64.tar.gz 这里采用源码安装方法

?还有其他版本的二进制包可供选择下载,满足不同环境使用。

?将下载的go1.17.4.linux-amd64.tar.gz压缩包上传至CentOS服务器中

(2)将二进制包解压至 /usr/local目录?

执行下列命令

tar -C /usr/local -zxvf go1.17.4.linux-amd64.tar.gz

(3)将 /usr/local/go/bin 目录添加至PATH环境变量?

export PATH=$PATH:/usr/local/go/bin

(4)验证Go环境是否配置成功?

执行go version命令

[root@centos ~]# go version
go version go1.17.4 linux/amd64

(5)创建go程序测试Go编程环境?

[root@centos ~]# vim hello.go 
[root@centos ~]# cat hello.go 
package main
import "fmt"
func main() {
   fmt.Println("Hello, World!")
}
[root@centos ~]# go run hello.go 
Hello, World!
[root@centos ~]# ll
total 131660
-rw-------.  1 root root      1531 Nov 28 17:50 anaconda-ks.cfg
drwxr-xr-x   3 root root        17 Dec  5 19:11 go
-rw-r--r--   1 root root 134807371 Dec  5 19:04 go1.17.4.linux-amd64.tar.gz
drwxr-xr-x  17 root root      4096 Dec  5 19:27 gop
-rw-r--r--   1 root root        74 Dec  5 20:16 hello.go
[root@centos ~]# 

正式安装?

2、? 拷贝 Git 仓库到本地

若出现以下报错信息❌❗

[root@ecs-kunpeng GO+]# git clone https://github.com/goplus/gop.git
-bash: git: command not found

则通过下列命令安装git即?

# ✅ 通过yum查看提供的Git组件版本
[root@ecs-kunpeng GO+]# yum provides git
git-2.27.0-1.el8.aarch64 : Fast Version Control System
Repo        : AppStream
Matched from:
Provide    : git = 2.27.0-1.el8

# ✅ 通过yum源安装Git组件
[root@ecs-kunpeng GO+]# yum install -y git-2.27.0-1.el8.aarch64
CentOS-8 - AppStream                                                                     54 kB/s | 4.3 kB     00:00
CentOS-8 - Base                                                                          43 kB/s | 3.9 kB     00:00
CentOS-8 - Extras                                                                        19 kB/s | 1.5 kB     00:00
Extra Packages for Enterprise Linux Modular 8 - aarch64                                  34 kB/s | 3.0 kB     00:00
Extra Packages for Enterprise Linux 8 - aarch64                                          51 kB/s | 4.7 kB     00:00
Dependencies resolved.
========================================================================================================================
 Package                        Architecture    Version                                         Repository         Size
========================================================================================================================
Installing:
 git                            aarch64         2.27.0-1.el8                                    AppStream         164 k
Installing dependencies:
 git-core                       aarch64         2.27.0-1.el8                                    AppStream         5.6 M
 git-core-doc                   noarch          2.27.0-1.el8                                    AppStream         2.5 M
 perl-Digest                    noarch          1.17-395.el8                                    AppStream          27 k
 perl-Digest-MD5                aarch64         2.55-396.el8                                    AppStream          37 k
 
......中间安装步骤省略......

  perl-parent-1:0.237-1.el8.noarch
  perl-podlators-4.11-1.el8.noarch
  perl-threads-1:2.21-2.el8.aarch64
  perl-threads-shared-1.58-2.el8.aarch64

Complete!
[root@centos]#

? 通过源码安装 Go+

[root@centos]# git clone https://github.com/goplus/gop.git
ne https://github.com/goplus/gop.gitCloning into 'gop'...
remote: Enumerating objects: 16502, done.
remote: Counting objects: 100% (4784/4784), done.
remote: Compressing objects: 100% (1519/1519), done.
remote: Total 16502 (delta 3078), reused 4567 (delta 2936), pack-reused 11718
Receiving objects: 100% (16502/16502), 20.62 MiB | 147.00 KiB/s, done.
Resolving deltas: 100% (9600/9600), done.

? 查看获取的Git服务组件

[root@centos]# ll
total 4
drwxr-xr-x 15 root root 4096 Dec  2 23:43 gop
[root@centos]# cd gop/
[root@ecentos]# ll
total 120
-rwxr-xr-x 1 root root   698 Dec  2 23:43 all.bash
-rw-r--r-- 1 root root    41 Dec  2 23:43 all.bat
drwxr-xr-x 4 root root  4096 Dec  2 23:43 ast
drwxr-xr-x 2 root root  4096 Dec  2 23:43 builtin
drwxr-xr-x 3 root root  4096 Dec  2 23:43 cl
drwxr-xr-x 8 root root  4096 Dec  2 23:43 cmd
-rw-r--r-- 1 root root   654 Dec  2 23:43 dummy.go
drwxr-xr-x 2 root root  4096 Dec  2 23:43 env
drwxr-xr-x 2 root root  4096 Dec  2 23:43 format
-rw-r--r-- 1 root root   161 Dec  2 23:43 go.mod
-rw-r--r-- 1 root root  3105 Dec  2 23:43 go.sum
-rw-r--r-- 1 root root 11353 Dec  2 23:43 LICENSE
-rwxr-xr-x 1 root root   698 Dec  2 23:43 make.bash
-rw-r--r-- 1 root root    41 Dec  2 23:43 make.bat
-rw-r--r-- 1 root root  1769 Dec  2 23:43 Makefile
drwxr-xr-x 4 root root  4096 Dec  2 23:43 parser
drwxr-xr-x 3 root root  4096 Dec  2 23:43 printer
-rw-r--r-- 1 root root 13702 Dec  2 23:43 README.md
-rw-r--r-- 1 root root 14088 Dec  2 23:43 README_zh.md
drwxr-xr-x 2 root root  4096 Dec  2 23:43 scanner
drwxr-xr-x 2 root root  4096 Dec  2 23:43 token
drwxr-xr-x 5 root root  4096 Dec  2 23:43 x
[root@ecs-kunpeng gop]#

3、? 执行./all.bash命令安装Go+

若出现以下报错信息❌❗

[root@centos gop]# ./all.bash
+ go run cmd/make.go --install --autoproxy
go: finding github.com/qiniu/x v1.11.5
go: finding github.com/goplus/gox v1.8.0
go: golang.org/x/tools@v0.1.7: unrecognized import path "golang.org/x/tools" (https fetch: Get https://golang.org/x/tools?go-get=1: dial
 tcp 142.251.42.241:443: i/o timeout)
go: golang.org/x/mod@v0.5.1: unrecognized import path "golang.org/x/mod" (https fetch: Get https://golang.org/x/mod?go-get=1: dial tcp 1
42.251.42.241:443: i/o timeout)
go: github.com/goplus/gox@v1.8.0: unknown revision v1.8.0
go: github.com/qiniu/x@v1.11.5: unknown revision v1.11.5
go: error loading module requirements

则先配置 GOPROXY 环境变量,或者可以直接访问国外网站,再安装。

参考链接?:https://goproxy.io/zh/

[root@centos gop]# ./all.bash 
+ go run cmd/make.go --install --autoproxy
Installing Go+ tools...
go: downloading github.com/goplus/gox v1.8.0
go: downloading github.com/qiniu/x v1.11.5
go: downloading golang.org/x/mod v0.5.1
go: downloading golang.org/x/tools v0.1.7
go: downloading golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1
go: downloading golang.org/x/sys v0.0.0-20210809222454-d867a43fc93e
github.com/goplus/gop/token
github.com/goplus/gop/scanner
github.com/goplus/gop/ast
github.com/goplus/gop/env
github.com/qiniu/x/log
github.com/goplus/gop/parser
github.com/goplus/gop/x/mod/internal/lazyregexp
golang.org/x/mod/internal/lazyregexp
golang.org/x/mod/semver
golang.org/x/xerrors/internal
golang.org/x/xerrors
golang.org/x/mod/module
github.com/goplus/gop/x/mod/modfile
github.com/goplus/gox/internal
github.com/goplus/gox/internal/go/printer
github.com/goplus/gox/internal/go/format
golang.org/x/mod/modfile
golang.org/x/sys/execabs
golang.org/x/tools/internal/typeparams
golang.org/x/tools/go/internal/gcimporter
golang.org/x/tools/go/gcexportdata
golang.org/x/tools/internal/event/label
golang.org/x/tools/internal/event/keys
golang.org/x/tools/internal/event/core
golang.org/x/tools/internal/event
golang.org/x/tools/internal/gocommand
golang.org/x/tools/go/internal/packagesdriver
golang.org/x/tools/internal/packagesinternal
golang.org/x/tools/internal/typesinternal
golang.org/x/tools/go/packages
golang.org/x/tools/go/ast/astutil
golang.org/x/tools/go/types/typeutil
github.com/goplus/gox
github.com/goplus/gop/cl
github.com/goplus/gop/cmd/gengo
github.com/goplus/gop/cmd/internal/base
github.com/goplus/gop/cmd/internal/search
github.com/goplus/gop/x/mod/modfetch
github.com/goplus/gop/cmd/internal/modload
github.com/goplus/gop/cmd/internal/build
github.com/goplus/gop/cmd/internal/clean
github.com/goplus/gop/cmd/internal/env
github.com/goplus/gop/cmd/internal/gengo
github.com/goplus/gop/printer
github.com/goplus/gop/format
github.com/goplus/gop/x/format
github.com/goplus/gop/cmd/internal/gopfmt
github.com/goplus/gop/cmd/internal/help
github.com/goplus/gop/cmd/internal/install
github.com/goplus/gop/cmd/internal/mod
github.com/goplus/gop/x/gopmod
github.com/goplus/gop/cmd/internal/run
github.com/goplus/gop/cmd/internal/test
github.com/goplus/gop/cmd/internal/version
github.com/goplus/gop/cmd/gop
github.com/goplus/gop/cmd/gopfmt
github.com/goplus/gop/cmd/goprun
github.com/goplus/gop/cmd/goptestgo


Go+ tools installed successfully!

NEXT STEP:

We just installed Go+ into the directory:  /root/gop/bin

To setup a better Go+ development environment,
we recommend you add the above install directory into your PATH environment variable.
	
[root@centos gop]# 

当提示Go+ tools installed successfully!时,说明Go+安装完成。

若出现以下报错信息❌❗

[root@centos bin]# ./gop run hello.go
[FATAL] /root/gop/cmd/internal/run/mod.go:58: exec: "go": executable file not found in $PATH
[root@centos bin]#

则说明go环境没有安装好,进行环境配置检查。 ?

参考链接?:https://github.com/cli/cli/discussions/2937

4、? 验证Go+环境是否安装成功

进入/root/gop/bin/目录下,查看配置文件

执行./gop version命令,查看版本信息

[root@centos ~]# cd /root/gop/bin/
[root@centos bin]# ll
total 22172
-rwxr-xr-x 1 root root 9602677 Dec  5 19:12 gop
-rwxr-xr-x 1 root root 2832697 Dec  5 19:12 gopfmt
-rwxr-xr-x 1 root root 7840399 Dec  5 19:12 goprun
-rwxr-xr-x 1 root root 2412593 Dec  5 19:12 goptestgo
-rw-r--r-- 1 root root      73 Dec  5 19:26 hello.go
[root@centos bin]# 
[root@centos bin]# ./gop version
gop v1.0.32-61-g15116b6 linux/amd64

5、✅ 创建go+程序测试Go+编程环境

[root@centos bin]# pwd
/root/gop/bin
[root@centos bin]# vim hello.go 
[root@centos bin]# cat hello.go 
package main
import "fmt"
func main() {
   fmt.Println("Hello World!\n")
   fmt.Println("My name is xybDIY.")
}
[root@centos bin]# ./gop run hello.go 
Hello World!

My name is xybDIY.
[root@centos bin]# 

四、?总结

??本文是在Linux系统环境下(基于CentOS系统进行操作)完成Go+环境搭建和实现程序代码运行的,相对来说操作过程比较简单,执行./all.bash,即可完成安装,不过在此之前需要完成好Go环境的安装。 ??