From 159f2a9760da3c4815c4eb3078efc05143cc68c1 Mon Sep 17 00:00:00 2001
From: Arianrhod Sandlot <theguidanceofawhitetower@gmail.com>
Date: Wed, 22 Jan 2025 13:26:20 +0800
Subject: [PATCH] refactor: fix type errors

---
 src/classes/emulator-file-system.ts | 2 +-
 src/classes/emulator.ts             | 4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/classes/emulator-file-system.ts b/src/classes/emulator-file-system.ts
index 49cbeaa..a244c8d 100644
--- a/src/classes/emulator-file-system.ts
+++ b/src/classes/emulator-file-system.ts
@@ -101,7 +101,7 @@ export class EmulatorFileSystem {
       }
       retryTimes += 1
     }
-    if (!isFinished) {
+    if (!(isFinished && buffer)) {
       throw new Error('fs timeout')
     }
     return buffer
diff --git a/src/classes/emulator.ts b/src/classes/emulator.ts
index 64b9cad..935d36f 100644
--- a/src/classes/emulator.ts
+++ b/src/classes/emulator.ts
@@ -211,8 +211,8 @@ export class Emulator {
     this.clearStateFile()
     this.sendCommand('SAVE_STATE')
     const savestateThumbnailEnable = this.options.retroarchConfig.savestate_thumbnail_enable
-    let stateBuffer: Buffer
-    let stateThumbnailBuffer: Buffer | undefined
+    let stateBuffer: Uint8Array
+    let stateThumbnailBuffer: Uint8Array | undefined
     if (savestateThumbnailEnable) {
       ;[stateBuffer, stateThumbnailBuffer] = await Promise.all([
         this.fs.waitForFile(this.stateFilePath),