b. vscode、goland 使用dlv调试程序

https://mp.weixin.qq.com/s/6JKIkTJn28cG66Slwv_TIA

goland结合dlv
https://marksuper.xyz/2021/06/29/dlv-goland/

cover() {
    t="/tmp/go-cover.$$.tmp"
    go test -coverprofile=$t $@ && go tool cover -html=$t && unlink $t
}
dlvdemo() {
    pid=$(lsof -i:${1} | awk 'NR==2 {printf $2}')
    echo "delve debug port:${1} pid=$pid"
    dlv --listen=:2345 --headless=true --api-version=2 --accept-multiclient attach $pid
}