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Golang 协程Cover异常防止闪退


协程报错闪退

协程如果不cover异常会出现闪退问题,但是在大批量创建各种协程每次都需要cover会非常难处理,golang 异常处理我不是很熟悉,简单写了一个,不知道是否靠谱

common

package loggerimport (    "fmt"    "reflect"    "runtime"    "strings")//创建安全的协程func CreateSafeGo(call func(), errCall func(err interface{})) {    go func() {        defer SafeGoRecover(errCall)        call()    }()}func SafeGoRecover(errCall func(err interface{})) {    if err := recover(); err != nil {        Error("recover error: %v", err)        if errCall != nil {            errCall(err)        }    }}func getCaller() string {    src := "No Caller"    _, file, lineno, ok := runtime.Caller(2)    var strim = "src/"    //fix # 不是每个前面都有src的,所以可以获取当前    if ok {        src = strings.Replace(fmt.Sprintf("%s:%d", stringTrim(file, strim), lineno), "%2e", ".", -1)    }    return src}//TODO Params//反射实现参数恢复func SafeGoWithParams(call interface{}, errCall func(err interface{}), params ...interface{}) {    go func() {        defer SafeGoRecover(errCall)        funcValue := reflect.ValueOf(call)        var paramsList []reflect.Value        for _, v := range params {            paramsList = append(paramsList, reflect.ValueOf(v))        }        funcValue.Call(paramsList)    }()}

test

package loggerimport (    "fmt"    "testing"    "time")func TestCreateSafeGo(t *testing.T) {    CreateSafeGo(func() {        panic("1231")    }, func(err interface{}) {        Error("asdasd")    })    time.Sleep(time.Second)}func TestSafeGoRecover(t *testing.T) {    go func() {        defer SafeGoRecover(func(err interface{}) {            Error("asdasd")        })        panic("1231")    }()    time.Sleep(time.Second)}func TestCreateSafeGoWithParams(t *testing.T) {    SafeGoWithParams(func(aa int) {        fmt.Println(aa)    }, func(err interface{}) {    }, 123)    time.Sleep(time.Second)}

文章来源:智云一二三科技

文章标题:Golang 协程Cover异常防止闪退

文章地址:https://www.zhihuclub.com/6886.shtml

关于作者: 智云科技

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