public override void VisitIndexerDeclaration(IndexerDeclarationSyntax node)
{
base.VisitIndexerDeclaration(node);
Chunk.AddFunction(node, Model);
}
internal static SourcePropertySymbol Create(SourceMemberContainerTypeSymbol containingType, Binder bodyBinder, IndexerDeclarationSyntax syntax, DiagnosticBag diagnostics)
{
var location = syntax.ThisKeyword.GetLocation();
return new SourcePropertySymbol(containingType, bodyBinder, syntax, DefaultIndexerName, location, diagnostics);
}
private void ClassifyUpdate(IndexerDeclarationSyntax oldNode, IndexerDeclarationSyntax newNode)
{
if (!SyntaxFactory.AreEquivalent(oldNode.Modifiers, newNode.Modifiers))
{
ReportError(RudeEditKind.ModifiersUpdate);
return;
}
if (!SyntaxFactory.AreEquivalent(oldNode.Type, newNode.Type))
{
ReportError(RudeEditKind.TypeUpdate);
return;
}
if (!SyntaxFactory.AreEquivalent(oldNode.ExplicitInterfaceSpecifier, newNode.ExplicitInterfaceSpecifier))
{
ReportError(RudeEditKind.Renamed);
return;
}
Debug.Assert(!SyntaxFactory.AreEquivalent(oldNode.ExpressionBody, newNode.ExpressionBody));
var oldBody = SyntaxUtilities.TryGetEffectiveGetterBody(oldNode.ExpressionBody, oldNode.AccessorList);
var newBody = SyntaxUtilities.TryGetEffectiveGetterBody(newNode.ExpressionBody, newNode.AccessorList);
ClassifyMethodBodyRudeUpdate(
oldBody,
newBody,
containingMethodOpt: null,
containingType: (TypeDeclarationSyntax)newNode.Parent);
}
public override SyntaxNode VisitIndexerDeclaration(IndexerDeclarationSyntax node)
{
this.AppendCompileIssue(node, IssueType.Error, IssueId.IndexerNotSupport);
return node;
}
/// <summary>
/// A position is inside a property body only if it is inside an expression body.
/// All block bodies for properties are part of the accessor declaration (a type
/// of BaseMethodDeclaration), not the property declaration.
/// </summary>
internal static bool IsInBody(int position,
IndexerDeclarationSyntax indexer)
=> IsInBody(position, blockOpt: null, indexer.GetExpressionBodySyntax(), indexer.SemicolonToken);
/// <summary>
/// Normalizes the <paramref name="declaration" />.
/// </summary>
public override SyntaxNode VisitIndexerDeclaration(IndexerDeclarationSyntax declaration)
{
// Nothing to do here for properties without expression bodies
if (declaration.ExpressionBody == null)
return declaration;
// Nothing to do here for indexers not defined in fault effects or for indexers that are no overrides of some port
var propertySymbol = declaration.GetPropertySymbol(SemanticModel);
if (!propertySymbol.ContainingType.IsFaultEffect(SemanticModel) || !propertySymbol.IsOverride)
return declaration;
var originalDeclaration = declaration;
var statements = AsStatementBody(propertySymbol.GetMethod, declaration.ExpressionBody.Expression);
var getter = SyntaxFactory.AccessorDeclaration(SyntaxKind.GetAccessorDeclaration, statements);
var accessorList = SyntaxFactory.AccessorList(SyntaxFactory.SingletonList(getter));
declaration = declaration.WithAccessorList(accessorList);
declaration = declaration.WithExpressionBody(null).WithSemicolonToken(default(SyntaxToken));
return declaration.EnsureLineCount(originalDeclaration);
}
public override void VisitIndexerDeclaration(IndexerDeclarationSyntax node)
{
base.VisitIndexerDeclaration(node);
if (node.Modifiers.Any(m => m.IsKind(SyntaxKind.ExternKeyword)))
{
// This method body is unable to be analysed, so may contain writer instances
CheckForRefParametersForExternMethod(node.ParameterList.Parameters);
}
}
public IndexerDeclarationTranslation(IndexerDeclarationSyntax syntax, SyntaxTranslation parent) : base(syntax, parent)
{
ParameterList = syntax.ParameterList.Get<BracketedParameterListTranslation>(this);
}
/// <summary>
/// Given a syntax node that declares an indexer, get the corresponding declared symbol.
/// </summary>
/// <param name="declarationSyntax">The syntax node that declares an indexer.</param>
/// <param name="cancellationToken">The cancellation token.</param>
/// <returns>The symbol that was declared.</returns>
public override IPropertySymbol GetDeclaredSymbol(IndexerDeclarationSyntax declarationSyntax, CancellationToken cancellationToken = default(CancellationToken))
{
using (Logger.LogBlock(FunctionId.CSharp_SemanticModel_GetDeclaredSymbol, message: this.SyntaxTree.FilePath, cancellationToken: cancellationToken))
{
return (IPropertySymbol)GetDeclaredMemberSymbol(declarationSyntax);
}
}
/// <summary>
/// A position is inside a property body only if it is inside an expression body.
/// All block bodies for properties are part of the accessor declaration (a type
/// of BaseMethodDeclaration), not the property declaration.
/// </summary>
internal static bool IsInBody(int position,
IndexerDeclarationSyntax indexer)
=> IsInBody(position, default(BlockSyntax), indexer.GetExpressionBodySyntax(), indexer.SemicolonToken);
private async Task<Document> HandleIndexerDeclaration(IndexerDeclarationSyntax declaration, Document document, CancellationToken cancellationToken)
{
var returnStatement = SyntaxFactory.ReturnStatement(
returnKeyword: SyntaxFactory.Token(SyntaxKind.ReturnKeyword),
expression: declaration.ExpressionBody.Expression,
semicolonToken: declaration.SemicolonToken);
var accessorDeclaration = SyntaxFactory.AccessorDeclaration(
kind: SyntaxKind.GetAccessorDeclaration,
body: SyntaxFactory.Block(returnStatement));
var newDeclaration = declaration
.WithAccessorList(
SyntaxFactory.AccessorList(
SyntaxFactory.SingletonList(accessorDeclaration)))
.WithExpressionBody(null)
.WithSemicolonToken(default(SyntaxToken))
.WithAdditionalAnnotations(Formatter.Annotation);
var oldRoot = await document.GetSyntaxRootAsync(cancellationToken);
var newRoot = oldRoot.ReplaceNode(declaration, newDeclaration);
return document.WithSyntaxRoot(newRoot);
}
/// <summary>
///
/// </summary>
/// <param name="node"></param>
public override sealed void VisitIndexerDeclaration(IndexerDeclarationSyntax node)
{
this.OnNodeVisited(node, this.type.IsInstanceOfType(node));
base.VisitIndexerDeclaration(node);
}
/// <summary>
///
/// </summary>
/// <param name="node"></param>
public override sealed void VisitIndexerDeclaration(IndexerDeclarationSyntax node)
{
this.OnNodeVisited(node);
if (!this.traverseRootOnly) base.VisitIndexerDeclaration(node);
}
public void Add(IndexerDeclarationSyntax node)
{
if (IsLibrary)
return;
ISymbol s = Model.GetDeclaredSymbol(node);
Function fGet = null;
Function fSet = null;
string sGet = string.Empty;
string sSet = string.Empty;
IMethodSymbol msGet = null;
IMethodSymbol msSet = null;
foreach (AccessorDeclarationSyntax ads in node.AccessorList.Accessors)
{
switch (ads.Keyword.CSharpKind())
{
case SyntaxKind.GetKeyword:
{
msGet = Model.GetDeclaredSymbol(ads);
if (!Chunk.Functions.TryGetValue(msGet, out fGet))
{
throw new LS2ILMethodException("Method not found " + msGet.ToString());
}
sGet = /*"get_" +*/ msGet.GetFullyQualifiedName();
}
break;
case SyntaxKind.SetKeyword:
{
msSet = Model.GetDeclaredSymbol(ads);
if (!Chunk.Functions.TryGetValue(msSet, out fSet))
{
throw new LS2ILMethodException("Method not found " + msSet.ToString());
}
sSet = /*"set_" +*/ msSet.GetFullyQualifiedName();
}
break;
default:
throw new NotImplementedException("unhandled property accessor: " + ads.Keyword.CSharpKind().ToString());
break;
}
}
if (msGet != null)
{
FlatArrayBuilder fab = new FlatArrayBuilder();
fab.Add(FlatValue.Int32(s.IsStatic ? (int)ClassMemberType.StaticMethod : (int)ClassMemberType.Method));
fab.Add(FlatValue.String(sGet));
Function f;
if (!Chunk.Functions.TryGetValue(msGet, out f))
{
throw new LS2ILMethodException("Method not found " + msGet.ToString());
}
fab.Add(FlatValue.Int32(f.NumFunction));
fab.Add(GenerateInputDeclarations(msGet).GetFlatValue());
Members.Add(fab.GetFlatValue());
}
if (msSet != null)
{
FlatArrayBuilder fab = new FlatArrayBuilder();
fab.Add(FlatValue.Int32(s.IsStatic ? (int)ClassMemberType.StaticMethod : (int)ClassMemberType.Method));
fab.Add(FlatValue.String(sSet));
Function f;
if (!Chunk.Functions.TryGetValue(msSet, out f))
{
throw new LS2ILMethodException("Method not found " + msGet.ToString());
}
fab.Add(FlatValue.Int32(f.NumFunction));
fab.Add(GenerateInputDeclarations(msSet).GetFlatValue());
Members.Add(fab.GetFlatValue());
}
}
public void AddFunction(IndexerDeclarationSyntax node, SemanticModel Model)
{
IPropertySymbol ps = Model.GetDeclaredSymbol(node);
foreach(AccessorDeclarationSyntax ads in node.AccessorList.Accessors)
{
IMethodSymbol ms = Model.GetDeclaredSymbol(ads);
AddFunction(ms, Model);
}
/*
Function f;
if (Indexers.TryGetValue(ms, out f))
{
return;
}
int nFunction = FunctionsByNumber.Count;
f = new Function(this, nFunction, Model, ms);
Functions.Add(f.IMethodSymbol, f);
FunctionsByNumber.Add(f);
if (ms.IsImplicitlyDeclared)
{
TypeExtraInfo tei = AddTypeExtraInfo(ms.ContainingType, Model, false); // assuming isLibrary=false because we have a function representing it in the chunk.
tei.MetadataGenerator.Add(ms);
}
/**/
}
public override SyntaxNode VisitIndexerDeclaration(IndexerDeclarationSyntax node)
{
if (node == null)
return null;
var symbol = m_model.GetDeclaredSymbol(node);
node = (IndexerDeclarationSyntax)base.VisitIndexerDeclaration(node);
if (!IsPrivateOrInternal(symbol.DeclaredAccessibility))
node = (IndexerDeclarationSyntax)ApplyDocComment(node, symbol.GetDocumentationCommentId());
return node;
}
private static Document GetTransformedDocumentForIndexerDeclaration(Document document, Diagnostic diagnostic, SyntaxNode root, SemanticModel semanticModel, IndexerDeclarationSyntax indexerDeclaration, CancellationToken cancellationToken)
{
if (indexerDeclaration.ExplicitInterfaceSpecifier == null && !indexerDeclaration.Modifiers.Any(SyntaxKind.OverrideKeyword))
{
ISymbol declaredSymbol = semanticModel.GetDeclaredSymbol(indexerDeclaration, cancellationToken);
if (declaredSymbol == null || !NamedTypeHelpers.IsImplementingAnInterfaceMember(declaredSymbol))
{
return document;
}
}
return InsertInheritdocComment(document, diagnostic, root, indexerDeclaration, cancellationToken);
}
private static IndexerDeclarationSyntax UseExpressionBodyIfDesired(
Workspace workspace, IndexerDeclarationSyntax declaration, ParseOptions options)
{
if (declaration.ExpressionBody == null)
{
var preferExpressionBody = workspace.Options.GetOption(CSharpCodeStyleOptions.PreferExpressionBodiedIndexers).Value;
if (preferExpressionBody)
{
var expressionBody = TryGetExpressionBody(declaration.AccessorList, options);
if (expressionBody != null)
{
declaration = declaration.WithAccessorList(null)
.WithExpressionBody(expressionBody)
.WithSemicolonToken(SyntaxFactory.Token(SyntaxKind.SemicolonToken));
}
}
}
return declaration;
}
/// <summary> /// Given a syntax node that declares an indexer, get the corresponding declared symbol. /// </summary> /// <param name="declarationSyntax">The syntax node that declares an indexer.</param> /// <param name="cancellationToken">The cancellation token.</param> /// <returns>The symbol that was declared.</returns> public abstract IPropertySymbol GetDeclaredSymbol(IndexerDeclarationSyntax declarationSyntax, CancellationToken cancellationToken = default(CancellationToken));
public static void Go(OutputWriter writer, IndexerDeclarationSyntax property, bool isProxy = false)
{
WriteProperty.Go(writer, property, isProxy);
}
public override IPropertySymbol GetDeclaredSymbol(IndexerDeclarationSyntax declarationSyntax, CancellationToken cancellationToken = default(CancellationToken))
{
// Can't define indexer inside member.
return null;
}
/// <summary>
/// A position is inside a property body only if it is inside an expression body.
/// All block bodies for properties are part of the accessor declaration (a type
/// of BaseMethodDeclaration), not the property declaration.
/// </summary>
internal static bool IsInBody(int position,
IndexerDeclarationSyntax indexer)
{
var exprOpt = indexer.GetExpressionBodySyntax();
return IsInExpressionBody(position, exprOpt, indexer.SemicolonToken);
}
public override void VisitIndexerDeclaration(IndexerDeclarationSyntax node)
{
base.VisitIndexerDeclaration(node);
if (node.Modifiers.Any(m => m.IsKind(SyntaxKind.VirtualKeyword) || m.IsKind(SyntaxKind.NewKeyword) || m.IsKind(SyntaxKind.PartialKeyword)))
return;
if (node.GetBodies().IsEmpty())
return;
var member = model.GetDeclaredSymbol(node);
if (member.IsOverride)
return;
if (member.ExplicitInterfaceImplementations().Length > 0)
return;
if (GetImplementingInterface(member, member.ContainingType) != null)
return;
Analyze(node.ParameterList.Parameters, node.GetBodies());
}
public override void VisitIndexerDeclaration (IndexerDeclarationSyntax node)
{
base.VisitIndexerDeclaration (node);
Append (node);
}
private static SyntaxNode HandleIndexerDeclaration(IndexerDeclarationSyntax node)
{
TypeSyntax type = node.Type;
if (type == null || type.IsMissing)
{
return null;
}
SyntaxTokenList modifiers = DeclarationModifiersHelper.AddModifier(node.Modifiers, ref type, SyntaxKind.PrivateKeyword);
return node
.WithType(type)
.WithModifiers(modifiers)
.WithoutFormatting();
}
private static async Task<Document> ReplaceWithExpressionBodiedMember(Document document, IndexerDeclarationSyntax declaration, CancellationToken cancellationToken)
{
SyntaxTriviaList leadingTrivia;
var expression = GetExpression(declaration.AccessorList, out leadingTrivia);
var declarationTrivia = declaration.GetLeadingTrivia();
declarationTrivia = declarationTrivia.AddRange(leadingTrivia);
var newDeclaration = declaration
.WithLeadingTrivia(declarationTrivia)
.WithExpressionBody(SyntaxFactory.ArrowExpressionClause(expression))
.WithAccessorList(null)
.WithSemicolonToken(GetSemicolon(declaration.AccessorList))
.WithAdditionalAnnotations(Formatter.Annotation);
var root = await document.GetSyntaxRootAsync(cancellationToken);
var newRoot = root.ReplaceNode(declaration, newDeclaration);
return document.WithSyntaxRoot(newRoot);
}
/// <summary>
/// Given a syntax node that declares an indexer, get the corresponding declared symbol.
/// </summary>
/// <param name="declarationSyntax">The syntax node that declares an indexer.</param>
/// <param name="cancellationToken">The cancellation token.</param>
/// <returns>The symbol that was declared.</returns>
public override IPropertySymbol GetDeclaredSymbol(IndexerDeclarationSyntax declarationSyntax, CancellationToken cancellationToken = default(CancellationToken))
{
return (IPropertySymbol)GetDeclaredMemberSymbol(declarationSyntax);
}
public override void VisitIndexerDeclaration(IndexerDeclarationSyntax node)
{
CheckXmlDocForErrors(node, semanticModel.GetDeclaredSymbol(node));
}
/// <summary>
/// A position is inside a property body only if it is inside an expression body.
/// All block bodies for properties are part of the accessor declaration (a type
/// of BaseMethodDeclaration), not the property declaration.
/// </summary>
internal static bool IsInBody(int position,
IndexerDeclarationSyntax indexer)
=> IsInBody(position, default(BlockSyntax), indexer.GetExpressionBodySyntax(), indexer.SemicolonToken);
public override SyntaxNode VisitIndexerDeclaration(IndexerDeclarationSyntax node)
{
//return base.VisitIndexerDeclaration(node);
/*
public override AccessorListSyntax AccessorList { get; }
public override SyntaxList<AttributeListSyntax> AttributeLists { get; }
public override ExplicitInterfaceSpecifierSyntax ExplicitInterfaceSpecifier { get; }
public override SyntaxTokenList Modifiers { get; }
public BracketedParameterListSyntax ParameterList { get; }
public SyntaxToken ThisKeyword { get; }
public override TypeSyntax Type { get; }
*/
BlockSyntax block = SyntaxFactory.Block();
/* // Summary:
// Gets the attribute declaration list.
public SyntaxList<AttributeListSyntax> AttributeLists { get; }
//
// Summary:
// Gets the optional body block which may be empty, but it is null if there
// are no braces.
public BlockSyntax Body { get; }
//
// Summary:
// Gets the keyword token, or identifier if an erroneous accessor declaration.
public SyntaxToken Keyword { get; }
//
// Summary:
// Gets the modifier list.
public SyntaxTokenList Modifiers { get; }
//
// Summary:
// Gets the optional semicolon token.
public SyntaxToken SemicolonToken { get; }
*/
foreach(AccessorDeclarationSyntax ads in node.AccessorList.Accessors)
{
block = block.WithStatements(
SyntaxFactory.MethodDeclaration(ads.AttributeLists, ads.Modifiers, node.Type, node.ExplicitInterfaceSpecifier, SyntaxFactory.Identifier(ads.Keyword.ToString() + "_item"), SyntaxFactory.TypeParameterList(), SyntaxFactory.ParameterList(node.ParameterList.Parameters), SyntaxFactory.List<TypeParameterConstraintClauseSyntax>(), ads.Body)
);
}
return block;
//return base.VisitIndexerDeclaration(node);
}
