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());
}