internal static bool IsType(AttributeSyntax attribute, QualifiedType qualifiedType, SemanticModel semanticModel, CancellationToken cancellationToken)
{
if (attribute == null)
{
return(false);
}
if (attribute.Name is SimpleNameSyntax simpleName)
{
if (!IsMatch(simpleName, qualifiedType) &&
!AliasWalker.Contains(attribute.SyntaxTree, simpleName.Identifier.ValueText))
{
return(false);
}
}
else if (attribute.Name is QualifiedNameSyntax qualifiedName &&
qualifiedName.Right is SimpleNameSyntax typeName)
{
if (!IsMatch(typeName, qualifiedType) &&
!AliasWalker.Contains(attribute.SyntaxTree, typeName.Identifier.ValueText))
{
return(false);
}
}
var attributeType = semanticModel.GetTypeInfoSafe(attribute, cancellationToken).Type;
return(attributeType == qualifiedType);
bool IsMatch(SimpleNameSyntax sn, QualifiedType qt)
{
return(sn.Identifier.ValueText == qt.Type ||
qt.Type.IsParts(sn.Identifier.ValueText, "Attribute"));
}
}
internal static bool TryGetConstructor(this ObjectCreationExpressionSyntax objectCreation, QualifiedType qualifiedType, SemanticModel semanticModel, CancellationToken cancellationToken, out IMethodSymbol ctor)
{
if (objectCreation.Type is SimpleNameSyntax typeName &&
(typeName.Identifier.ValueText == qualifiedType.Type ||
AliasWalker.Contains(objectCreation.SyntaxTree, typeName.Identifier.ValueText)))
{
ctor = semanticModel.GetSymbolSafe(objectCreation, cancellationToken) as IMethodSymbol;
return(ctor?.ContainingType == qualifiedType);
}
if (objectCreation.Type is QualifiedNameSyntax qualifiedName &&
qualifiedName.Right.Identifier.ValueText == qualifiedType.Type)
{
ctor = semanticModel.GetSymbolSafe(objectCreation, cancellationToken) as IMethodSymbol;
return(ctor?.ContainingType == qualifiedType);
}
ctor = null;
return(false);
}
