From 886be2de8b8566ac5c4a9d790ef77b9dca78e6c2 Mon Sep 17 00:00:00 2001
From: Oleg Coroliov <oleg.c@lawgeex.com>
Date: Wed, 14 Aug 2024 02:11:09 +0300
Subject: [PATCH] feat: allow async `serviceErrorHandler` method

---
 .changeset/late-snakes-join.md                           | 5 +++++
 packages/nest-commander/src/command-factory.interface.ts | 3 ++-
 packages/nest-commander/src/command-runner.service.ts    | 3 ++-
 3 files changed, 9 insertions(+), 2 deletions(-)
 create mode 100644 .changeset/late-snakes-join.md

diff --git a/.changeset/late-snakes-join.md b/.changeset/late-snakes-join.md
new file mode 100644
index 00000000..9c41e417
--- /dev/null
+++ b/.changeset/late-snakes-join.md
@@ -0,0 +1,5 @@
+---
+'nest-commander': minor
+---
+
+feat: allow async `serviceErrorHandler` method
diff --git a/packages/nest-commander/src/command-factory.interface.ts b/packages/nest-commander/src/command-factory.interface.ts
index 63181be0..4f85cb55 100644
--- a/packages/nest-commander/src/command-factory.interface.ts
+++ b/packages/nest-commander/src/command-factory.interface.ts
@@ -4,6 +4,7 @@ import { Help, OutputConfiguration } from 'commander';
 import type { CompletionFactoryOptions } from './completion.factory.interface';
 
 export type ErrorHandler = (err: Error) => void;
+export type ServiceErrorHandler = (err: Error) => PromiseLike<void> | void;
 export type NestLogger = LoggerService | LogLevel[] | false;
 
 export interface DefinedCommandFactoryRunOptions
@@ -18,7 +19,7 @@ export interface CommandFactoryRunOptions
   errorHandler?: ErrorHandler;
   usePlugins?: boolean;
   cliName?: string;
-  serviceErrorHandler?: ErrorHandler;
+  serviceErrorHandler?: ServiceErrorHandler;
   enablePositionalOptions?: boolean;
   enablePassThroughOptions?: boolean;
   outputConfiguration?: OutputConfiguration;
diff --git a/packages/nest-commander/src/command-runner.service.ts b/packages/nest-commander/src/command-runner.service.ts
index ea53b9bf..1a1995a6 100644
--- a/packages/nest-commander/src/command-runner.service.ts
+++ b/packages/nest-commander/src/command-runner.service.ts
@@ -61,8 +61,9 @@ ${cliPluginError(
       this.commander.exitOverride(this.options.errorHandler);
     }
     if (!this.options.serviceErrorHandler) {
-      this.options.serviceErrorHandler = (err: Error) =>
+      this.options.serviceErrorHandler = (err: Error) => {
         process.stderr.write(err.toString());
+      };
     }
     if (this.options.outputConfiguration) {
       this.commander.configureOutput(this.options.outputConfiguration);