public override DynamicMetaObject FallbackConvert(DynamicMetaObject target, DynamicMetaObject errorSuggestion) { bool flag; if (!target.HasValue) { return base.Defer(target, new DynamicMetaObject[0]).WriteToDebugLog(this); } if (target.Value == AutomationNull.Value) { return new DynamicMetaObject(Expression.Default(base.Type), target.PSGetTypeRestriction()).WriteToDebugLog(this); } Type resultType = base.Type; LanguagePrimitives.ConversionData conversion = LanguagePrimitives.FigureConversion(target.Value, resultType, out flag); if ((errorSuggestion != null) && (target.Value is DynamicObject)) { return errorSuggestion.WriteToDebugLog(this); } BindingRestrictions restrictions = target.PSGetTypeRestriction().Merge(BinderUtils.GetOptionalVersionAndLanguageCheckForType(this, resultType, this._version)); return new DynamicMetaObject(InvokeConverter(conversion, target.Expression, resultType, flag, ExpressionCache.InvariantCulture), restrictions).WriteToDebugLog(this); }
public override DynamicMetaObject FallbackSetMember(DynamicMetaObject target, DynamicMetaObject value, DynamicMetaObject errorSuggestion) { PSMemberInfo info; BindingRestrictions restrictions2; bool flag3; Type type4; if (!target.HasValue || !value.HasValue) { return base.Defer(target, new DynamicMetaObject[] { value }); } object obj2 = PSObject.Base(target.Value); if (obj2 == null) { return target.ThrowRuntimeError(new DynamicMetaObject[] { value }, BindingRestrictions.Empty, "PropertyNotFound", ParserStrings.PropertyNotFound, new Expression[] { Expression.Constant(base.Name) }).WriteToDebugLog(this); } if (value.Value == AutomationNull.Value) { value = new DynamicMetaObject(ExpressionCache.NullConstant, value.PSGetTypeRestriction(), null); } if (this._getMemberBinder.HasInstanceMember && PSGetMemberBinder.TryGetInstanceMember(target.Value, base.Name, out info)) { ParameterExpression expression = Expression.Variable(typeof(PSMemberInfo)); ParameterExpression expression2 = Expression.Variable(typeof(object)); ConditionalExpression expression3 = Expression.Condition(Expression.Call(CachedReflectionInfo.PSGetMemberBinder_TryGetInstanceMember, target.Expression.Cast(typeof(object)), Expression.Constant(base.Name), expression), Expression.Assign(Expression.Property(expression, "Value"), value.Expression.Cast(typeof(object))), base.GetUpdateExpression(typeof(object))); BindingRestrictions restrictions = BinderUtils.GetVersionCheck(this._getMemberBinder, this._getMemberBinder._version).Merge(value.PSGetTypeRestriction()); return new DynamicMetaObject(Expression.Block(new ParameterExpression[] { expression, expression2 }, new Expression[] { expression3 }), restrictions).WriteToDebugLog(this); } if (obj2 is IDictionary) { Type genericTypeArg = null; bool flag = PSGetMemberBinder.IsGenericDictionary(obj2, ref genericTypeArg); if (!flag || (genericTypeArg != null)) { bool flag2; Type type = flag ? typeof(IDictionary<,>).MakeGenericType(new Type[] { typeof(string), genericTypeArg }) : typeof(IDictionary); MethodInfo method = type.GetMethod("set_Item"); ParameterExpression left = Expression.Variable(genericTypeArg ?? typeof(object)); Type resultType = left.Type; LanguagePrimitives.ConversionData conversion = LanguagePrimitives.FigureConversion(value.Value, resultType, out flag2); if (conversion.Rank != ConversionRank.None) { Expression right = PSConvertBinder.InvokeConverter(conversion, value.Expression, resultType, flag2, ExpressionCache.InvariantCulture); return new DynamicMetaObject(Expression.Block(new ParameterExpression[] { left }, new Expression[] { Expression.Assign(left, right), Expression.Call(PSGetMemberBinder.GetTargetExpr(target).Cast(type), method, Expression.Constant(base.Name), right), right.Cast(typeof(object)) }), target.CombineRestrictions(new DynamicMetaObject[] { value })).WriteToDebugLog(this); } } } info = this._getMemberBinder.GetPSMemberInfo(target, out restrictions2, out flag3, out type4, null, null); restrictions2 = restrictions2.Merge(value.PSGetTypeRestriction()); if (ExecutionContext.HasEverUsedConstrainedLanguage) { restrictions2 = restrictions2.Merge(BinderUtils.GetLanguageModeCheckIfHasEverUsedConstrainedLanguage()); DynamicMetaObject obj3 = PSGetMemberBinder.EnsureAllowedInLanguageMode(LocalPipeline.GetExecutionContextFromTLS().LanguageMode, target, obj2, base.Name, this._static, new DynamicMetaObject[] { value }, restrictions2, "PropertySetterNotSupportedInConstrainedLanguage", ParserStrings.PropertySetConstrainedLanguage); if (obj3 != null) { return obj3.WriteToDebugLog(this); } } if (flag3) { if (info == null) { return (errorSuggestion ?? new DynamicMetaObject(Compiler.ThrowRuntimeError("PropertyAssignmentException", ParserStrings.PropertyNotFound, this.ReturnType, new Expression[] { Expression.Constant(base.Name) }), restrictions2)).WriteToDebugLog(this); } PSPropertyInfo info3 = info as PSPropertyInfo; if (info3 != null) { if (!info3.IsSettable) { Expression innerException = Expression.New(CachedReflectionInfo.SetValueException_ctor, new Expression[] { Expression.Constant("PropertyAssignmentException"), Expression.Constant(null, typeof(Exception)), Expression.Constant(ParserStrings.PropertyIsReadOnly), Expression.NewArrayInit(typeof(object), new Expression[] { Expression.Constant(base.Name) }) }); return new DynamicMetaObject(Compiler.ThrowRuntimeErrorWithInnerException("PropertyAssignmentException", Expression.Constant(ParserStrings.PropertyIsReadOnly), innerException, this.ReturnType, new Expression[] { Expression.Constant(base.Name) }), restrictions2).WriteToDebugLog(this); } PSProperty property = info3 as PSProperty; if (property != null) { DotNetAdapter.PropertyCacheEntry adapterData = property.adapterData as DotNetAdapter.PropertyCacheEntry; if (adapterData != null) { Expression expression10; Type propertyType; if (adapterData.member.DeclaringType.IsGenericTypeDefinition) { Expression expression9 = Expression.New(CachedReflectionInfo.SetValueException_ctor, new Expression[] { Expression.Constant("PropertyAssignmentException"), Expression.Constant(null, typeof(Exception)), Expression.Constant(ExtendedTypeSystem.CannotInvokeStaticMethodOnUninstantiatedGenericType), Expression.NewArrayInit(typeof(object), new Expression[] { Expression.Constant(adapterData.member.DeclaringType.FullName) }) }); return new DynamicMetaObject(Compiler.ThrowRuntimeErrorWithInnerException("PropertyAssignmentException", Expression.Constant(ExtendedTypeSystem.CannotInvokeStaticMethodOnUninstantiatedGenericType), expression9, this.ReturnType, new Expression[] { Expression.Constant(adapterData.member.DeclaringType.FullName) }), restrictions2).WriteToDebugLog(this); } PropertyInfo member = adapterData.member as PropertyInfo; if (member != null) { propertyType = member.PropertyType; Expression expression11 = this._static ? null : PSGetMemberBinder.GetTargetExpr(target); expression10 = Expression.Property(expression11, member); } else { FieldInfo field = (FieldInfo) adapterData.member; propertyType = field.FieldType; Expression expression12 = this._static ? null : PSGetMemberBinder.GetTargetExpr(target); expression10 = Expression.Field(expression12, field); } Type underlyingType = Nullable.GetUnderlyingType(propertyType); Type type7 = underlyingType ?? propertyType; ParameterExpression expression13 = Expression.Variable(type7); Expression expression14 = (underlyingType != null) ? ((value.Value == null) ? ((Expression) Expression.Constant(null, propertyType)) : ((Expression) Expression.New(propertyType.GetConstructor(new Type[] { underlyingType }), new Expression[] { expression13 }))) : ((Expression) expression13); Expression expression15 = (type7.Equals(typeof(object)) && value.LimitType.Equals(typeof(PSObject))) ? Expression.Call(CachedReflectionInfo.PSObject_Base, value.Expression.Cast(typeof(PSObject))) : value.CastOrConvert(type7); Expression expr = Expression.Block(new ParameterExpression[] { expression13 }, new Expression[] { Expression.Assign(expression13, expression15), Expression.Assign(expression10, expression14), expression13.Cast(typeof(object)) }); ParameterExpression variable = Expression.Variable(typeof(Exception)); return new DynamicMetaObject(Expression.TryCatch(expr.Cast(typeof(object)), new CatchBlock[] { Expression.Catch(variable, Expression.Block(Expression.Call(CachedReflectionInfo.ExceptionHandlingOps_ConvertToMethodInvocationException, variable, Expression.Constant(typeof(SetValueInvocationException)), Expression.Constant(base.Name), ExpressionCache.Constant(0), Expression.Constant(null, typeof(MemberInfo))), Expression.Rethrow(typeof(object)))) }), restrictions2).WriteToDebugLog(this); } } PSCodeProperty property2 = info3 as PSCodeProperty; if (property2 != null) { ParameterExpression expression17 = Expression.Variable(typeof(object)); return new DynamicMetaObject(Expression.Block(new ParameterExpression[] { expression17 }, new Expression[] { Expression.Assign(expression17, value.CastOrConvert(expression17.Type)), PSInvokeMemberBinder.InvokeMethod(property2.SetterCodeReference, null, new DynamicMetaObject[] { target, value }, false), expression17 }), restrictions2).WriteToDebugLog(this); } PSScriptProperty property3 = info3 as PSScriptProperty; if (property3 != null) { return new DynamicMetaObject(Expression.Call(Expression.Constant(property3), CachedReflectionInfo.PSScriptProperty_InvokeSetter, PSGetMemberBinder.GetTargetExpr(target), value.Expression.Cast(typeof(object))), restrictions2).WriteToDebugLog(this); } } if (errorSuggestion != null) { return errorSuggestion.WriteToDebugLog(this); } } return new DynamicMetaObject(Expression.Call(CachedReflectionInfo.PSSetMemberBinder_SetAdaptedValue, PSGetMemberBinder.GetTargetExpr(target).Cast(typeof(object)), Expression.Constant(base.Name), value.Expression.Cast(typeof(object))), restrictions2).WriteToDebugLog(this); }