nil默认

PagePlus/PagePlus.go

@@ -9,8 +9,8 @@ import (
 
 func Page(params []page.Param, pageNum int, pageSize int, m interface{}, data interface{}, orderBy string, db *gorm.DB) *page.Data {
 	var page = page.Data{}
-	page.PageSize = util.IfInt(pageSize == 0, 10, pageSize)
-	page.PageNum = util.IfInt(pageNum == 0, 1, pageNum)
+	page.PageSize = util.If(pageSize == 0, 10, pageSize)
+	page.PageNum = util.If(pageNum == 0, 1, pageNum)
 	tx := db.Session(&gorm.Session{PrepareStmt: true})
 	countTx := tx.Model(&m).Select("count(1)")
 	if params != nil {

exception/catch/CatchException_test.go

+package catch
+
+import (
+	"errors"
+	"testing"
+)
+
+func TestExceptionCatch(t *testing.T) {
+	defer ExceptionCatch(nil)
+
+	panic(errors.New("错误"))
+}

main.go

 package main
 
 import (
+	"git.168cad.top/zhengqiuyun/rym-util/concurrent/GoroutineExecutor"
 	"git.168cad.top/zhengqiuyun/rym-util/conf"
 	"git.168cad.top/zhengqiuyun/rym-util/es"
 	"git.168cad.top/zhengqiuyun/rym-util/log"
@@ -10,6 +11,12 @@ import (
 )
 
 func main() {
+	orderCode := "2020202021212"
+	log.Debugf("订单完成通知：%s", orderCode)
+	GoroutineExecutor.SynDo(func() {
+		panic("真的错误了")
+	})
+
 	log.Debug("测试")
 	log.Info("测试")
 	log.Warn("测试")

util/IfUtil.go

 package util
 
-func IfInt(isTrue bool, a, b int) int {
+func If[K any](isTrue bool, a, b K) K {
 	if isTrue {
 		return a
 	}
 	return b
 }
 
-func IfString(isTrue bool, a, b string) string {
-	if isTrue {
-		return a
-	}
-	return b
+func IfNull[K any](a *K, defaultValue K) K {
+	return If(a == nil, defaultValue, *a)
 }

util/StringUtil_test.go

@@ -13,4 +13,8 @@ func TestContainsForSplitComma(t *testing.T) {
 
 func TestStrval(t *testing.T) {
 	fmt.Printf("转换内容：%s", GetInterfaceToString(3.10))
+	var a int
+	a = If(true, 12, 0)
+	a = IfNull(&a, 0)
+	fmt.Printf("结果：%d", a)
 }