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C# Binder.WithAdditionalFlagsAndContainingMemberOrLambda方法代码示例

本文整理汇总了C#中Binder.WithAdditionalFlagsAndContainingMemberOrLambda方法的典型用法代码示例。如果您正苦于以下问题:C# Binder.WithAdditionalFlagsAndContainingMemberOrLambda方法的具体用法?C# Binder.WithAdditionalFlagsAndContainingMemberOrLambda怎么用?C# Binder.WithAdditionalFlagsAndContainingMemberOrLambda使用的例子?那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在Binder的用法示例。


在下文中一共展示了Binder.WithAdditionalFlagsAndContainingMemberOrLambda方法的3个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C#代码示例。

示例1: MethodChecks

        private void MethodChecks(MethodDeclarationSyntax syntax, Binder withTypeParamsBinder, DiagnosticBag diagnostics)
        {
            SyntaxToken arglistToken;

            // Constraint checking for parameter and return types must be delayed until
            // the method has been added to the containing type member list since
            // evaluating the constraints may depend on accessing this method from
            // the container (comparing this method to others to find overrides for
            // instance). Constraints are checked in AfterAddingTypeMembersChecks.
            var signatureBinder = withTypeParamsBinder.WithAdditionalFlagsAndContainingMemberOrLambda(BinderFlags.SuppressConstraintChecks, this);

            _lazyParameters = ParameterHelpers.MakeParameters(signatureBinder, this, syntax.ParameterList, true, out arglistToken, diagnostics, false);
            _lazyIsVararg = (arglistToken.Kind() == SyntaxKind.ArgListKeyword);
            RefKind refKind;
            var returnTypeSyntax = syntax.ReturnType.SkipRef(out refKind);
            _lazyReturnType = signatureBinder.BindType(returnTypeSyntax, diagnostics);

            if (_lazyReturnType.IsRestrictedType())
            {
                if (_lazyReturnType.SpecialType == SpecialType.System_TypedReference &&
                    (this.ContainingType.SpecialType == SpecialType.System_TypedReference || this.ContainingType.SpecialType == SpecialType.System_ArgIterator))
                {
                    // Two special cases: methods in the special types TypedReference and ArgIterator are allowed to return TypedReference
                }
                else
                {
                    // Method or delegate cannot return type '{0}'
                    diagnostics.Add(ErrorCode.ERR_MethodReturnCantBeRefAny, syntax.ReturnType.Location, _lazyReturnType);
                }
            }

            var returnsVoid = _lazyReturnType.SpecialType == SpecialType.System_Void;
            if (this.RefKind != RefKind.None && returnsVoid)
            {
                Debug.Assert(returnTypeSyntax.HasErrors);
            }

            // set ReturnsVoid flag
            this.SetReturnsVoid(returnsVoid);

            var location = this.Locations[0];
            this.CheckEffectiveAccessibility(_lazyReturnType, _lazyParameters, diagnostics);

            // Checks taken from MemberDefiner::defineMethod
            if (this.Name == WellKnownMemberNames.DestructorName && this.ParameterCount == 0 && this.Arity == 0 && this.ReturnsVoid)
            {
                diagnostics.Add(ErrorCode.WRN_FinalizeMethod, location);
            }

            // errors relevant for extension methods
            if (IsExtensionMethod)
            {
                var parameter0Type = this.Parameters[0].Type;
                if (!parameter0Type.IsValidExtensionParameterType())
                {
                    // Duplicate Dev10 behavior by selecting the parameter type.
                    var parameterSyntax = syntax.ParameterList.Parameters[0];
                    Debug.Assert(parameterSyntax.Type != null);
                    var loc = parameterSyntax.Type.Location;
                    diagnostics.Add(ErrorCode.ERR_BadTypeforThis, loc, parameter0Type);
                }
                else if ((object)ContainingType.ContainingType != null)
                {
                    diagnostics.Add(ErrorCode.ERR_ExtensionMethodsDecl, location, ContainingType.Name);
                }
                else if (!ContainingType.IsScriptClass && !(ContainingType.IsStatic && ContainingType.Arity == 0))
                {
                    // Duplicate Dev10 behavior by selecting the containing type identifier. However if there
                    // is no containing type (in the interactive case for instance), select the method identifier.
                    var typeDecl = syntax.Parent as TypeDeclarationSyntax;
                    var identifier = (typeDecl != null) ? typeDecl.Identifier : syntax.Identifier;
                    var loc = identifier.GetLocation();
                    diagnostics.Add(ErrorCode.ERR_BadExtensionAgg, loc);
                }
                else if (!IsStatic)
                {
                    diagnostics.Add(ErrorCode.ERR_BadExtensionMeth, location);
                }
                else
                {
                    // Verify ExtensionAttribute is available.
                    var attributeConstructor = withTypeParamsBinder.Compilation.GetWellKnownTypeMember(WellKnownMember.System_Runtime_CompilerServices_ExtensionAttribute__ctor);
                    if ((object)attributeConstructor == null)
                    {
                        var memberDescriptor = WellKnownMembers.GetDescriptor(WellKnownMember.System_Runtime_CompilerServices_ExtensionAttribute__ctor);
                        // do not use Binder.ReportUseSiteErrorForAttributeCtor in this case, because we'll need to report a special error id, not a generic use site error.
                        diagnostics.Add(
                            ErrorCode.ERR_ExtensionAttrNotFound,
                            syntax.ParameterList.Parameters[0].Modifiers.FirstOrDefault(SyntaxKind.ThisKeyword).GetLocation(),
                            memberDescriptor.DeclaringTypeMetadataName);
                    }
                }
            }

            if (this.MethodKind == MethodKind.UserDefinedOperator)
            {
                foreach (var p in this.Parameters)
                {
                    if (p.RefKind != RefKind.None)
                    {
//.........这里部分代码省略.........
开发者ID:jkotas,项目名称:roslyn,代码行数:101,代码来源:SourceMemberMethodSymbol.cs

示例2: SourcePropertySymbol

        // CONSIDER: if the parameters were computed lazily, ParameterCount could be overridden to fall back on the syntax (as in SourceMemberMethodSymbol).

        private SourcePropertySymbol(
            SourceMemberContainerTypeSymbol containingType,
            Binder bodyBinder,
            BasePropertyDeclarationSyntax syntax,
            string name,
            Location location,
            DiagnosticBag diagnostics)
        {
            // This has the value that IsIndexer will ultimately have, once we've populated the fields of this object.
            bool isIndexer = syntax.Kind() == SyntaxKind.IndexerDeclaration;
            var interfaceSpecifier = GetExplicitInterfaceSpecifier(syntax);
            bool isExplicitInterfaceImplementation = (interfaceSpecifier != null);

            _location = location;
            _containingType = containingType;
            _syntaxRef = syntax.GetReference();

            SyntaxTokenList modifiers = syntax.Modifiers;
            bodyBinder = bodyBinder.WithUnsafeRegionIfNecessary(modifiers);
            bodyBinder = bodyBinder.WithAdditionalFlagsAndContainingMemberOrLambda(BinderFlags.SuppressConstraintChecks, this);

            bool modifierErrors;
            _modifiers = MakeModifiers(modifiers, isExplicitInterfaceImplementation, isIndexer, location, diagnostics, out modifierErrors);
            this.CheckAccessibility(location, diagnostics);

            this.CheckModifiers(location, isIndexer, diagnostics);

            if (isIndexer && !isExplicitInterfaceImplementation)
            {
                // Evaluate the attributes immediately in case the IndexerNameAttribute has been applied.
                // NOTE: we want IsExplicitInterfaceImplementation, IsOverride, Locations, and the syntax reference
                // to be initialized before we pass this symbol to LoadCustomAttributes.

                // CONSIDER: none of the information from this early binding pass is cached.  Everything will
                // be re-bound when someone calls GetAttributes.  If this gets to be a problem, we could
                // always use the real attribute bag of this symbol and modify LoadAndValidateAttributes to
                // handle partially filled bags.
                CustomAttributesBag<CSharpAttributeData> temp = null;
                LoadAndValidateAttributes(OneOrMany.Create(this.CSharpSyntaxNode.AttributeLists), ref temp, earlyDecodingOnly: true);
                if (temp != null)
                {
                    Debug.Assert(temp.IsEarlyDecodedWellKnownAttributeDataComputed);
                    var propertyData = (PropertyEarlyWellKnownAttributeData)temp.EarlyDecodedWellKnownAttributeData;
                    if (propertyData != null)
                    {
                        _sourceName = propertyData.IndexerName;
                    }
                }
            }

            string aliasQualifierOpt;
            string memberName = ExplicitInterfaceHelpers.GetMemberNameAndInterfaceSymbol(bodyBinder, interfaceSpecifier, name, diagnostics, out _explicitInterfaceType, out aliasQualifierOpt);
            _sourceName = _sourceName ?? memberName; //sourceName may have been set while loading attributes
            _name = isIndexer ? ExplicitInterfaceHelpers.GetMemberName(WellKnownMemberNames.Indexer, _explicitInterfaceType, aliasQualifierOpt) : _sourceName;
            _isExpressionBodied = false;

            bool hasAccessorList = syntax.AccessorList != null;
            var propertySyntax = syntax as PropertyDeclarationSyntax;
            var arrowExpression = propertySyntax != null
                ? propertySyntax.ExpressionBody
                : ((IndexerDeclarationSyntax)syntax).ExpressionBody;
            bool hasExpressionBody = arrowExpression != null;
            bool hasInitializer = !isIndexer && propertySyntax.Initializer != null;

            bool notRegularProperty = (!IsAbstract && !IsExtern && !isIndexer && hasAccessorList);
            AccessorDeclarationSyntax getSyntax = null;
            AccessorDeclarationSyntax setSyntax = null;
            if (hasAccessorList)
            {
                foreach (var accessor in syntax.AccessorList.Accessors)
                {
                    if (accessor.Kind() == SyntaxKind.GetAccessorDeclaration &&
                        (getSyntax == null || getSyntax.Keyword.Span.IsEmpty))
                    {
                        getSyntax = accessor;
                    }
                    else if (accessor.Kind() == SyntaxKind.SetAccessorDeclaration &&
                        (setSyntax == null || setSyntax.Keyword.Span.IsEmpty))
                    {
                        setSyntax = accessor;
                    }
                    else
                    {
                        continue;
                    }

                    if (accessor.Body != null)
                    {
                        notRegularProperty = false;
                    }
                }
            }
            else
            {
                notRegularProperty = false;
            }

            if (hasInitializer)
//.........这里部分代码省略.........
开发者ID:rafaellincoln,项目名称:roslyn,代码行数:101,代码来源:SourcePropertySymbol.cs

示例3: BindEventType

        protected TypeSymbol BindEventType(Binder binder, TypeSyntax typeSyntax, DiagnosticBag diagnostics)
        {
            // NOTE: no point in reporting unsafe errors in the return type - anything unsafe will either
            // fail to be a delegate or will be (invalidly) passed as a type argument.
            // Prevent constraint checking.
            binder = binder.WithAdditionalFlagsAndContainingMemberOrLambda(BinderFlags.SuppressConstraintChecks | BinderFlags.SuppressUnsafeDiagnostics, this);

            return binder.BindType(typeSyntax, diagnostics);
        }
开发者ID:RoryVL,项目名称:roslyn,代码行数:9,代码来源:SourceEventSymbol.cs


注:本文中的Binder.WithAdditionalFlagsAndContainingMemberOrLambda方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。