小白之 Gin 安装遇到的坑

go env -w GOBIN=/Users/youdi/go/bin
go env -w GO111MODULE=on
go env -w GOPROXY=https://goproxy.cn,direct // 使用七牛云的Copy

mkdir Gone
cd Gone
go mod init GoneCopy

module Gone

go 1.16Copy

package main

import (
    "github.com/gin-gonic/gin"
)

func main() {
    r := gin.Default()
    r.GET("/ping", func(c *gin.Context) {
        c.JSON(200, gin.H{
            "message": "pong",
        })
    })
    r.Run() // listen and serve on 0.0.0.0:8080 (for windows "localhost:8080")
}Copy

main.go:3:8: no required module provides package github.com/gin-gonic/gin; to add it:
        go get github.com/gin-gonic/ginCopy

go: github.com/gin-gonic/gin@v1.7.4: missing go.sum entry; to add it:
        go mod download github.com/gin-gonic/ginCopy