/// <summary>
/// Returns the debug view constructor for objects implementing <see cref="IDynamicMetaObjectProvider"/>
/// or COM objects.
///
/// The debug view is in the <c>Microsoft.CSharp</c> assembly. If it's not been loaded, this method
/// returns null.
/// </summary>
/// <param name="appDomain">AppDomain</param>
/// <returns></returns>
public static DmdConstructorInfo?GetDynamicMetaObjectProviderDebugViewConstructor(DmdAppDomain appDomain)
{
var state = appDomain.GetOrCreateData <CtorState>();
if (state.Assembly is null)
{
state.Assembly = appDomain.GetAssembly(debugViewAssemblyName);
var type = state.Assembly?.GetType("Microsoft.CSharp.RuntimeBinder.DynamicMetaObjectProviderDebugView", DmdGetTypeOptions.None);
state.Constructor = type?.GetMethod(DmdConstructorInfo.ConstructorName, DmdSignatureCallingConvention.HasThis, 0, appDomain.System_Void, new[] { appDomain.System_Object }, throwOnError: false) as DmdConstructorInfo;
}
return(state.Constructor);
}
protected override string InitializeCore(DbgEvaluationInfo evalInfo)
{
if ((evalOptions & DbgValueNodeEvaluationOptions.NoFuncEval) != 0)
{
return(PredefinedEvaluationErrorMessages.FuncEvalDisabled);
}
var proxyCtor = DynamicMetaObjectProviderDebugViewHelper.GetDynamicMetaObjectProviderDebugViewConstructor(appDomain);
if ((object)proxyCtor == null)
{
var loadState = appDomain.GetOrCreateData <ForceLoadAssemblyState>();
if (Interlocked.Exchange(ref loadState.Counter, 1) == 0)
{
var loader = new ReflectionAssemblyLoader(evalInfo, appDomain);
if (loader.TryLoadAssembly(GetRequiredAssemblyFullName(evalInfo.Runtime)))
{
proxyCtor = DynamicMetaObjectProviderDebugViewHelper.GetDynamicMetaObjectProviderDebugViewConstructor(appDomain);
}
}
if ((object)proxyCtor == null)
{
var asmFilename = GetRequiredAssemblyFilename(evalInfo.Runtime);
var asm = appDomain.GetAssembly(Path.GetFileNameWithoutExtension(asmFilename));
if (asm == null)
{
return(string.Format(dnSpy_Roslyn_Resources.DynamicViewAssemblyNotLoaded, asmFilename));
}
return(string.Format(dnSpy_Roslyn_Resources.TypeDoesNotExistInAssembly, DynamicMetaObjectProviderDebugViewHelper.GetDebugViewTypeDisplayName(), asmFilename));
}
}
var runtime = evalInfo.Runtime.GetDotNetRuntime();
var proxyTypeResult = runtime.CreateInstance(evalInfo, proxyCtor, new[] { instanceValue }, DbgDotNetInvokeOptions.None);
if (proxyTypeResult.HasError)
{
return(proxyTypeResult.ErrorMessage);
}
dynamicViewProxyExpression = valueNodeProviderFactory.GetNewObjectExpression(proxyCtor, valueExpression, expectedType);
getDynamicViewValue = proxyTypeResult.Value;
valueNodeProviderFactory.GetMemberCollections(getDynamicViewValue.Type, evalOptions, out membersCollection, out _);
return(null);
}
public DbgMonoDebugInternalAppDomainImpl(DmdAppDomain reflectionAppDomain, AppDomainMirror monoAppDomain)
{
ReflectionAppDomain = reflectionAppDomain ?? throw new ArgumentNullException(nameof(reflectionAppDomain));
reflectionAppDomain.GetOrCreateData(() => monoAppDomain);
}
static TypeCache GetOrCreateTypeCacheCore(DmdAppDomain reflectionAppDomain2) => reflectionAppDomain2.GetOrCreateData(() => new TypeCache());