优化集群定时器的逻辑

logger.go

@@ -0,0 +1,25 @@
+package timerx
+
+import (
+	"context"
+	"log"
+)
+
+type Logger interface {
+	Infof(ctx context.Context, format string, v ...interface{})
+	Errorf(ctx context.Context, format string, v ...interface{})
+}
+
+type defaultLogger struct{}
+
+func NewLogger() *defaultLogger {
+	return &defaultLogger{}
+}
+
+func (l *defaultLogger) Infof(ctx context.Context, format string, v ...interface{}) {
+	log.Printf("[INFO] "+format, v...)
+}
+
+func (l *defaultLogger) Errorf(ctx context.Context, format string, v ...interface{}) {
+	log.Printf("[ERROR] "+format, v...)
+}