add case

goemitter_test/main.go

@@ -2,6 +2,9 @@ package main
 
 import (
 	"fmt"
+	"log"
+	"runtime/debug"
+	"time"
 
 	emitter "git.pyer.club/kingecg/goemitter"
 )
@@ -30,5 +33,12 @@ func main() {
 	})
 	em.EmitSync("test", "hello", "world")
 	em.Emit("test", "hello", "world2")
-	select {}
+	defer func() {
+		if r := recover(); r != nil {
+			log.Println("Recovered in main:", r)
+			// 打印当前所有 goroutine 的堆栈信息
+			log.Println(string(debug.Stack()))
+		}
+	}()
+	time.Sleep(1 * time.Second)
 }