private void TryLinkToRealReference(ISymbol typeSymbol, DocumentData documentData, ReferenceLocation refLocation)
{
if (typeSymbol.Kind != SymbolKind.NamedType)
{
return;
}
// A cref/nameof can be on a method or type trivia but we get always the type symbol
var typeData = documentData.GetAllTypeDatas(o => o.Symbol.Equals(typeSymbol)).FirstOrDefault();
if (typeData == null)
{
return;
}
// Try to find the real node where the cref/nameof is located
var referenceNameNode = typeData.Node.GetSimpleName(refLocation.Location.SourceSpan, true);
var referenceSymbolInfo = documentData.SemanticModel.GetSymbolInfo(referenceNameNode);
var data = documentData.GetNearestNodeData(referenceNameNode.Parent, referenceNameNode.IsInsideCref());
if (referenceSymbolInfo.Symbol is IMethodSymbol methodSymbol)
{
if (!referenceNameNode.IsInsideCref())
{
return;
}
var referenceData = ProjectData.GetFunctionData(methodSymbol);
var reference = new CrefFunctionDataReference(data, refLocation, referenceNameNode, methodSymbol, referenceData, false);
data.References.TryAdd(reference);
referenceData?.SelfReferences.TryAdd(reference);
}
else if (referenceNameNode.IsInsideNameOf()) // GetSymbolInfo will never return a concrete symbol for nameof only candidates
{
var referencedFuncs = new Dictionary <IMethodSymbol, FunctionData>();
foreach (var candidateSymbol in referenceSymbolInfo.CandidateSymbols.OfType <IMethodSymbol>())
{
var nameofReferenceData = ProjectData.GetFunctionData(candidateSymbol);
referencedFuncs.Add(candidateSymbol, nameofReferenceData);
}
var nameofReference = new NameofFunctionDataReference(data, refLocation, referenceNameNode, referencedFuncs, false);
data.References.TryAdd(nameofReference);
foreach (var referencedFun in referencedFuncs.Values.Where(o => o != null))
{
referencedFun.SelfReferences.TryAdd(nameofReference);
}
}
}