vscode To configure golang development environment

The previous article introduced go Basic concepts and application scenarios of , For more information, click ：
go Language introduction and application analysis
This article is based on vscode build go Integrated development environment , Why choose vscode, Just because of my habit , Here's how to vscode The structures, go Environmental Science ,vscode And go Language installation is not introduced here , Download and install the package directly , The following mainly introduces how to configure and use plug-ins .

1 go Import package environment configuration

The old version go There is no concept of package management , Cannot achieve similar python Of pip install -r requirements The function of automatically importing the required packages , And the bag can only be go Of PATH In the folder , To solve this problem , stay go The version is greater than 1.11 when , adopt GO111MODULE To solve this problem

First, through go version Determine whether the version is greater than 1.13, If not , Please download the new version , Otherwise, package management cannot be supported , If the old version is too troublesome , For example, the source cannot be changed , It is easy to have some problems in China ,GitHub and golang.org Stability and speed are both problems , Once there is a package that cannot be downloaded, it will inevitably report an error , A new version is recommended ,GO111MODULE First of all, it solves the problem that cannot be restored .

Enter the following command at the command prompt , Environment configuration ：

go env -w GO111MODULE=on
go env -w GOPROXY=https://goproxy.cn,direct

Input go env See if the settings work

Before using the new package manager , The first thing to do is to go Project initialization , Generate go.mod, Execute the following command ：
go mod init Project name

2 vscode build go Inherit the plug-ins required by the compilation environment

2.1 go Language plug-ins

stay vscode Search in extensions go, install go plug-in unit ：

2.2 Install other plug-ins

stay vscode Search and install the following in the extension go Related plug-ins , By means of vscode Command line ( Hold down Command+Shift+P ) Input
Go:Install/Update Tools
Then select all , Click on OK

Check for installation go.docsTool
File->preferences->settings->"Search settings" lookup go.docsTool, choice gogetdoc, If not installed vscode Installation will be prompted , stay vscode terminal Enter the following command to install ：
go install -v github.com/zmb3/[email protected]

install gopls, commonly vscode Installation will be prompted , stay vscode terminal Enter the following command ：
go install golang.org/x/tools/[email protected]

stay setting Search for go.useLanguageServe Check whether it is selected , If... Is not selected , Check on

thus vscode Support go The relevant plug-ins of have been installed

3 vscode Run in go

At this time we pass through vscode open test Catalog , Under the directory, there are hello.go, If you run directly, you will be prompted Can't find .mod file , We need to initialize the project , Execute the following command ：
go mod init test
Will be in test Generate under directory go.mod file
Through F5 function , To run successfully , By means of main Make a breakpoint in , Breakpoint debugging can also be realized .