From d3d08ae13611cd48da13ca98687c6ccc833a1420 Mon Sep 17 00:00:00 2001
From: TSR Berry <20988865+TSRBerry@users.noreply.github.com>
Date: Thu, 11 Jul 2024 00:43:27 +0200
Subject: [PATCH] Throw an exception instead of returning null for
 SwitchPathToSystemPath and GetFullPath

---
 src/Ryujinx.HLE/FileSystem/VirtualFileSystem.cs | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/Ryujinx.HLE/FileSystem/VirtualFileSystem.cs b/src/Ryujinx.HLE/FileSystem/VirtualFileSystem.cs
index 0827266a12..d98ba182f7 100644
--- a/src/Ryujinx.HLE/FileSystem/VirtualFileSystem.cs
+++ b/src/Ryujinx.HLE/FileSystem/VirtualFileSystem.cs
@@ -98,14 +98,14 @@ namespace Ryujinx.HLE.FileSystem
             }
             else
             {
-                return null;
+                throw new ArgumentException($"The filename does not start with '/': {fileName}", nameof(fileName));
             }
 
             string fullPath = Path.GetFullPath(Path.Combine(basePath, fileName));
 
             if (!fullPath.StartsWith(AppDataManager.BaseDirPath))
             {
-                return null;
+                throw new ArgumentException($"The path is not located inside the Ryujinx directory: {fullPath}", nameof(basePath));
             }
 
             return fullPath;
@@ -120,7 +120,7 @@ namespace Ryujinx.HLE.FileSystem
 
             if (parts.Length != 2)
             {
-                return null;
+                throw new ArgumentException($"Invalid switch fs path provided: {switchPath}", nameof(switchPath));
             }
 
             return GetFullPath(MakeFullPath(parts[0]), parts[1]);