From acd4a7c84b45f3020e4f148fc593bb01d3bfc554 Mon Sep 17 00:00:00 2001
From: Aleksandr Soloshenko <capcom2me@gmail.com>
Date: Mon, 4 May 2026 12:16:49 +0700
Subject: [PATCH] [runnable] log error before shutdown

---
 runnable.go | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/runnable.go b/runnable.go
index d625ef6..2d2f97e 100644
--- a/runnable.go
+++ b/runnable.go
@@ -4,14 +4,15 @@ import (
 	"context"
 
 	"go.uber.org/fx"
+	"go.uber.org/zap"
 )
 
 type Runnable interface {
 	Run(ctx context.Context) error
 }
 
-func RegisterRunnable[T Runnable]() func(lc fx.Lifecycle, sh fx.Shutdowner, r T) {
-	return func(lc fx.Lifecycle, sh fx.Shutdowner, r T) {
+func RegisterRunnable[T Runnable]() func(logger *zap.Logger, lc fx.Lifecycle, sh fx.Shutdowner, r T) {
+	return func(logger *zap.Logger, lc fx.Lifecycle, sh fx.Shutdowner, r T) {
 		ctx, cancel := context.WithCancel(context.Background())
 		waitCh := make(chan struct{})
 
@@ -19,6 +20,7 @@ func RegisterRunnable[T Runnable]() func(lc fx.Lifecycle, sh fx.Shutdowner, r T)
 			OnStart: func(_ context.Context) error {
 				go func() {
 					if err := r.Run(ctx); err != nil {
+						logger.Error("runnable failed", zap.Error(err))
 						_ = sh.Shutdown()
 					}
 					close(waitCh)