private static AssemblyLoadContext CreateLoadContext( string baseDir, PluginConfig config, Type[] sharedTypes, PluginLoaderOptions loaderOptions, string sharedPath) { var depsJsonFile = Path.Combine(baseDir, config.MainAssembly.Name + ".deps.json"); var builder = new AssemblyLoadContextBuilder(); if (sharedPath != null) { builder.AddSharedPath(sharedPath); } if (File.Exists(depsJsonFile)) { builder.AddDependencyContext(depsJsonFile); } builder.SetBaseDirectory(baseDir); foreach (var ext in config.PrivateAssemblies) { builder.PreferLoadContextAssembly(ext); } if (loaderOptions.HasFlag(PluginLoaderOptions.PreferSharedTypes)) { builder.PreferDefaultLoadContext(true); } if (sharedTypes != null) { foreach (var type in sharedTypes) { builder.PreferDefaultLoadContextAssembly(type.Assembly.GetName()); } } var pluginRuntimeConfigFile = Path.Combine(baseDir, config.MainAssembly.Name + ".runtimeconfig.json"); builder.TryAddAdditionalProbingPathFromRuntimeConfig(pluginRuntimeConfigFile, includeDevConfig: true, out _); // Always include runtimeconfig.json from the host app. // in some cases, like `dotnet test`, the entry assembly does not actually match with the // runtime config file which is why we search for all files matching this extensions. foreach (var runtimeconfig in Directory.GetFiles(AppContext.BaseDirectory, "*.runtimeconfig.json")) { builder.TryAddAdditionalProbingPathFromRuntimeConfig(runtimeconfig, includeDevConfig: true, out _); } return(builder.Build()); }