From 8ea43d327b8802ac42b1ffa61f92cf45fc35ae3c Mon Sep 17 00:00:00 2001
From: Alessandro Proto <me@alexdevs.me>
Date: Sun, 8 Jan 2023 00:50:12 +0100
Subject: [PATCH] Cleanup

---
 Capy64/BIOS/Bios.cs                   | 8 ++++----
 Capy64/LuaRuntime/Extensions/Utils.cs | 7 +++----
 Capy64/LuaRuntime/Sandbox.cs          | 4 ----
 3 files changed, 7 insertions(+), 12 deletions(-)

diff --git a/Capy64/BIOS/Bios.cs b/Capy64/BIOS/Bios.cs
index 8325d43..a55232a 100644
--- a/Capy64/BIOS/Bios.cs
+++ b/Capy64/BIOS/Bios.cs
@@ -23,9 +23,9 @@ namespace Capy64.BIOS;
 public class Bios : IPlugin
 {
     private static IGame _game;
-    private EventEmitter _eventEmitter;
+    private readonly EventEmitter _eventEmitter;
     private RuntimeInputEvents _runtimeInputEvents;
-    private Drawing _drawing;
+    private readonly Drawing _drawing;
     private static bool CloseRuntime = false;
     private static bool OpenBios = false;
 
@@ -132,7 +132,7 @@ public class Bios : IPlugin
         }
     }
 
-    private void InitLuaPlugins()
+    private static void InitLuaPlugins()
     {
         var allPlugins = new List<IPlugin>(_game.NativePlugins);
         allPlugins.AddRange(_game.Plugins);
@@ -142,7 +142,7 @@ public class Bios : IPlugin
         }
     }
 
-    public void InstallOS(bool force = false)
+    public static void InstallOS(bool force = false)
     {
         var installedFilePath = Path.Combine(FileSystem.BasePath, ".installed");
         if (!File.Exists(installedFilePath) || force)
diff --git a/Capy64/LuaRuntime/Extensions/Utils.cs b/Capy64/LuaRuntime/Extensions/Utils.cs
index 1c5d558..93ae50b 100644
--- a/Capy64/LuaRuntime/Extensions/Utils.cs
+++ b/Capy64/LuaRuntime/Extensions/Utils.cs
@@ -9,7 +9,6 @@ using System.Threading;
 using System.Threading.Tasks;
 
 namespace Capy64.LuaRuntime.Extensions;
-
 public static class Utils
 {
     public static void PushArray(this Lua state, object obj)
@@ -25,10 +24,10 @@ public static class Utils
         }
         state.SetTop(-1);
     }
-
+#nullable enable
     public static int PushValue(this Lua state, object? obj)
     {
-        var type = obj.GetType();
+        var type = obj?.GetType();
         switch (obj)
         {
             case string str:
@@ -74,7 +73,7 @@ public static class Utils
                 break;
 
             default:
-                if (type.IsArray)
+                if (type is not null && type.IsArray)
                 {
                     state.PushArray(obj);
                 }
diff --git a/Capy64/LuaRuntime/Sandbox.cs b/Capy64/LuaRuntime/Sandbox.cs
index 84b3223..8aa7bce 100644
--- a/Capy64/LuaRuntime/Sandbox.cs
+++ b/Capy64/LuaRuntime/Sandbox.cs
@@ -14,10 +14,6 @@ namespace Capy64.LuaRuntime;
 
 internal class Sandbox
 {
-    private struct CallData
-    {
-        public int Delta;
-    }
     internal static void OpenLibraries(Lua L)
     {
         L.OpenBase();