[ide-mode] Close all open diffs when the CLI gets closed (#5792)

1 files changed, 4 insertions, 4 deletions

diff --git a/packages/cli/src/utils/cleanup.ts b/packages/cli/src/utils/cleanup.ts
index 628b881c..1200b6da 100644
--- a/packages/cli/src/utils/cleanup.ts
+++ b/packages/cli/src/utils/cleanup.ts
@@ -8,16 +8,16 @@ import { promises as fs } from 'fs';
 import { join } from 'path';
 import { getProjectTempDir } from '@google/gemini-cli-core';
 
-const cleanupFunctions: Array<() => void> = [];
+const cleanupFunctions: Array<(() => void) | (() => Promise<void>)> = [];
 
-export function registerCleanup(fn: () => void) {
+export function registerCleanup(fn: (() => void) | (() => Promise<void>)) {
   cleanupFunctions.push(fn);
 }
 
-export function runExitCleanup() {
+export async function runExitCleanup() {
   for (const fn of cleanupFunctions) {
     try {
-      fn();
+      await fn();
     } catch (_) {
       // Ignore errors during cleanup.
     }