Exemplo n.º 1
0
        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);
        }
        string InitializeEnumerableDebugView(DbgEvaluationInfo evalInfo)
        {
            var proxyCtor = EnumerableDebugViewHelper.GetEnumerableDebugViewConstructor(enumerableType);

            if ((object)proxyCtor == null)
            {
                var loadState = enumerableType.AppDomain.GetOrCreateData <ForceLoadAssemblyState>();
                if (Interlocked.Exchange(ref loadState.Counter, 1) == 0)
                {
                    var loader = new ReflectionAssemblyLoader(evalInfo, enumerableType.AppDomain);
                    if (loader.TryLoadAssembly(GetRequiredAssemblyFullName(evalInfo.Runtime)))
                    {
                        proxyCtor = EnumerableDebugViewHelper.GetEnumerableDebugViewConstructor(enumerableType);
                    }
                }
                if ((object)proxyCtor == null)
                {
                    var asmFilename = GetRequiredAssemblyFilename(evalInfo.Runtime);
                    var asm         = enumerableType.AppDomain.GetAssembly(Path.GetFileNameWithoutExtension(asmFilename));
                    if (asm == null)
                    {
                        return(string.Format(dnSpy_Roslyn_Resources.SystemCoreDllNotLoaded, asmFilename));
                    }
                    return(string.Format(dnSpy_Roslyn_Resources.TypeDoesNotExistInAssembly, EnumerableDebugViewHelper.GetDebugViewTypeDisplayName(enumerableType), asmFilename));
                }
            }

            var runtime         = evalInfo.Runtime.GetDotNetRuntime();
            var proxyTypeResult = runtime.CreateInstance(evalInfo, proxyCtor, new[] { instanceValue }, DbgDotNetInvokeOptions.None);

            if (proxyTypeResult.HasError)
            {
                return(proxyTypeResult.ErrorMessage);
            }

            resultsViewProxyExpression = valueNodeProviderFactory.GetNewObjectExpression(proxyCtor, valueExpression, expectedType);
            getResultsViewValue        = proxyTypeResult.Value;
            valueNodeProviderFactory.GetMemberCollections(getResultsViewValue.Type, evalOptions, out membersCollection, out _);
            return(null);
        }