/// <summary>
/// Creates a new TypeSystemConvertVisitor and initializes it with a given context.
/// </summary>
/// <param name="parsedFile">The parsed file to which members should be added.</param>
/// <param name="currentUsingScope">The current using scope.</param>
/// <param name="currentTypeDefinition">The current type definition.</param>
public TypeSystemConvertVisitor(CSharpParsedFile parsedFile, UsingScope currentUsingScope = null, CSharpUnresolvedTypeDefinition currentTypeDefinition = null)
{
if (parsedFile == null)
throw new ArgumentNullException("parsedFile");
this.parsedFile = parsedFile;
this.usingScope = currentUsingScope ?? parsedFile.RootUsingScope;
this.currentTypeDefinition = currentTypeDefinition;
}
CSharpUnresolvedTypeDefinition CreateTypeDefinition(string name)
{
CSharpUnresolvedTypeDefinition newType;
if (currentTypeDefinition != null) {
newType = new CSharpUnresolvedTypeDefinition(currentTypeDefinition, name);
foreach (var typeParameter in currentTypeDefinition.TypeParameters)
newType.TypeParameters.Add(typeParameter);
currentTypeDefinition.NestedTypes.Add(newType);
} else {
newType = new CSharpUnresolvedTypeDefinition(usingScope, name);
parsedFile.TopLevelTypeDefinitions.Add(newType);
}
newType.ParsedFile = parsedFile;
newType.HasExtensionMethods = false; // gets set to true when an extension method is added
return newType;
}
public override IUnresolvedEntity VisitTypeDeclaration(TypeDeclaration typeDeclaration, object data)
{
var td = currentTypeDefinition = CreateTypeDefinition(typeDeclaration.Name);
td.Region = MakeRegion(typeDeclaration);
td.BodyRegion = MakeBraceRegion(typeDeclaration);
ApplyModifiers(td, typeDeclaration.Modifiers);
switch (typeDeclaration.ClassType) {
case ClassType.Enum:
td.Kind = TypeKind.Enum;
break;
case ClassType.Interface:
td.Kind = TypeKind.Interface;
td.IsAbstract = true; // interfaces are implicitly abstract
break;
case ClassType.Struct:
td.Kind = TypeKind.Struct;
td.IsSealed = true; // enums/structs are implicitly sealed
break;
}
ConvertAttributes(td.Attributes, typeDeclaration.Attributes);
ConvertTypeParameters(td.TypeParameters, typeDeclaration.TypeParameters, typeDeclaration.Constraints, EntityType.TypeDefinition);
foreach (AstType baseType in typeDeclaration.BaseTypes) {
td.BaseTypes.Add(baseType.ToTypeReference(SimpleNameLookupMode.BaseTypeReference));
}
foreach (AttributedNode member in typeDeclaration.Members) {
member.AcceptVisitor(this, data);
}
currentTypeDefinition = (CSharpUnresolvedTypeDefinition)currentTypeDefinition.DeclaringTypeDefinition;
if (interningProvider != null) {
td.ApplyInterningProvider(interningProvider);
}
return td;
}
public override IUnresolvedEntity VisitDelegateDeclaration(DelegateDeclaration delegateDeclaration, object data)
{
var td = currentTypeDefinition = CreateTypeDefinition(delegateDeclaration.Name);
td.Kind = TypeKind.Delegate;
td.Region = MakeRegion(delegateDeclaration);
td.BaseTypes.Add(KnownTypeReference.MulticastDelegate);
ApplyModifiers(td, delegateDeclaration.Modifiers);
td.IsSealed = true; // delegates are implicitly sealed
ConvertTypeParameters(td.TypeParameters, delegateDeclaration.TypeParameters, delegateDeclaration.Constraints, EntityType.TypeDefinition);
ITypeReference returnType = delegateDeclaration.ReturnType.ToTypeReference();
List<IUnresolvedParameter> parameters = new List<IUnresolvedParameter>();
ConvertParameters(parameters, delegateDeclaration.Parameters);
AddDefaultMethodsToDelegate(td, returnType, parameters);
foreach (AttributeSection section in delegateDeclaration.Attributes) {
if (section.AttributeTarget == "return") {
List<IUnresolvedAttribute> returnTypeAttributes = new List<IUnresolvedAttribute>();
ConvertAttributes(returnTypeAttributes, section);
IUnresolvedMethod invokeMethod = (IUnresolvedMethod)td.Members.Single(m => m.Name == "Invoke");
IUnresolvedMethod endInvokeMethod = (IUnresolvedMethod)td.Members.Single(m => m.Name == "EndInvoke");
foreach (IUnresolvedAttribute attr in returnTypeAttributes) {
invokeMethod.ReturnTypeAttributes.Add(attr);
endInvokeMethod.ReturnTypeAttributes.Add(attr);
}
} else {
ConvertAttributes(td.Attributes, section);
}
}
currentTypeDefinition = (CSharpUnresolvedTypeDefinition)currentTypeDefinition.DeclaringTypeDefinition;
if (interningProvider != null) {
td.ApplyInterningProvider(interningProvider);
}
return td;
}
public CSharpUnresolvedTypeDefinition(CSharpUnresolvedTypeDefinition declaringTypeDefinition, string name)
: base(declaringTypeDefinition, name)
{
this.usingScope = declaringTypeDefinition.usingScope;
this.AddDefaultConstructorIfRequired = true;
}
public CSharpUnresolvedTypeDefinition(CSharpUnresolvedTypeDefinition declaringTypeDefinition, string name)
: base(declaringTypeDefinition, name)
{
this.usingScope = declaringTypeDefinition.usingScope;
this.AddDefaultConstructorIfRequired = true;
}