Add support for plugin profiles

Some minor cleanup

CringeLauncher/Patches/ModAssemblyLoadContextPatches.cs

@@ -1,96 +0,0 @@
-#if false
-using System.Diagnostics;
-using System.Reflection;
-using System.Reflection.Emit;
-using System.Runtime.Loader;
-using CringeBootstrap.Abstractions;
-using CringeLauncher.Loader;
-using HarmonyLib;
-using Sandbox.Game.World;
-using VRage.Collections;
-using VRage.Scripting;
-
-namespace CringeLauncher.Patches;
-
-[HarmonyPatch]
-public static class ModAssemblyLoadContextPatches //todo: use ModScriptCompilerPatch
-{
-    private static ModAssemblyLoadContext? _currentSessionContext;
-    private static readonly MyConcurrentHashSet<string> AssemblyNames = [];
-
-    [HarmonyPatch(typeof(MyScriptCompiler), nameof(MyScriptCompiler.Compile), MethodType.Async)]
-    [HarmonyTranspiler]
-    private static IEnumerable<CodeInstruction> CompilerTranspiler(IEnumerable<CodeInstruction> instructions, MethodBase original)
-    {
-        var matcher = new CodeMatcher(instructions);
-
-        var load1Method = AccessTools.DeclaredMethod(typeof(Assembly), nameof(Assembly.Load), [typeof(byte[]), typeof(byte[])]);
-        var load2Method = AccessTools.DeclaredMethod(typeof(Assembly), nameof(Assembly.Load), [typeof(byte[])]);
-
-        return matcher.SearchForward(i => i.Calls(load1Method))
-            .InsertAndAdvance(new(OpCodes.Ldarg_0), CodeInstruction.LoadField(original.DeclaringType, "target"))
-            .SetInstruction(CodeInstruction.CallClosure((byte[] assembly, byte[] symbols, MyApiTarget target) =>
-            {
-                //if (target is not MyApiTarget.Mod) return Assembly.Load(assembly, symbols);
-                ArgumentNullException.ThrowIfNull(_currentSessionContext, "No session context");
-                return _currentSessionContext.LoadFromStream(new MemoryStream(assembly), new MemoryStream(symbols));
-            }))
-            .Start()
-            .SearchForward(i => i.Calls(load2Method))
-            .InsertAndAdvance(new(OpCodes.Ldarg_0), CodeInstruction.LoadField(original.DeclaringType, "target"))
-            .SetInstruction(CodeInstruction.CallClosure((byte[] assembly, MyApiTarget target) =>
-            {
-                //if (target is not MyApiTarget.Mod) return Assembly.Load(assembly);
-                ArgumentNullException.ThrowIfNull(_currentSessionContext, "No session context");
-                return _currentSessionContext.LoadFromStream(new MemoryStream(assembly));
-            }))
-            .Instructions();
-    }
-
-    [HarmonyPatch(typeof(MyScriptManager), "Compile")]
-    [HarmonyPrefix]
-    private static bool CompilePrefix(string assemblyName)
-    {
-        if (!AssemblyNames.Add(assemblyName))
-        {
-            Debug.WriteLine($"Duplicate assembly: {assemblyName}");
-            return false;
-        }
-        return true;
-    }
-
-    [HarmonyPatch(typeof(MySession), nameof(MySession.Unload))]
-    [HarmonyPostfix]
-    private static void UnloadPostfix()
-    {
-        AssemblyNames.Clear();
-        if (_currentSessionContext is null) return;
-        
-        _currentSessionContext.Unload();
-        _currentSessionContext = null;
-    }
-
-    [HarmonyPatch]
-    private static class LoadPrefixes
-    {
-        [HarmonyTargetMethods]
-        private static IEnumerable<MethodInfo> TargetMethods()
-        {
-            yield return AccessTools.Method(typeof(MySession), nameof(MySession.Load));
-            yield return AccessTools.Method(typeof(MySession), "LoadMultiplayer");
-        }
-
-        [HarmonyPrefix]
-        private static void Prefix()
-        {
-            if (_currentSessionContext is not null)
-                throw new InvalidOperationException("Previous session context was not disposed");
-
-            if (AssemblyLoadContext.GetLoadContext(typeof(MySession).Assembly) is not ICoreLoadContext coreContext)
-                throw new NotSupportedException("Mod loading is not supported in this context");
-
-            _currentSessionContext = new ModAssemblyLoadContext(coreContext);
-        }
-    }
-}
-#endif

CringeLauncher/SyntaxRewriters/MissingUsingRewriter.cs

@@ -10,7 +10,7 @@ internal sealed class MissingUsingRewriter : ProtoTagRewriter //use existing rew
     private readonly SemanticModel _semanticModel;
     private MissingUsingRewriter(CSharpCompilation compilation, SyntaxTree tree) : base(compilation, tree) => _semanticModel = compilation.GetSemanticModel(tree);
 
-    public static SyntaxTree Rewrite(CSharpCompilation compilation, SyntaxTree tree)
+    public static new SyntaxTree Rewrite(CSharpCompilation compilation, SyntaxTree tree)
     {
         SyntaxNode syntaxNode = new MissingUsingRewriter(compilation, tree).Visit(tree.GetRoot());
         return tree.WithRootAndOptions(syntaxNode, tree.Options);