private async Task <GraphNode> AddLinkedNodeForTypeAsync(
Project project, INamedTypeSymbol namedType, GraphBuilder graphBuilder,
IEnumerable <SyntaxTree> syntaxTrees, CancellationToken cancellationToken)
{
// If this named type is contained in a parent type, then just link farther up
if (namedType.ContainingType != null)
{
var parentTypeNode = await AddLinkedNodeForTypeAsync(
project, namedType.ContainingType, graphBuilder, syntaxTrees, cancellationToken).ConfigureAwait(false);
var typeNode = await graphBuilder.AddNodeAsync(namedType, relatedNode : parentTypeNode, cancellationToken).ConfigureAwait(false);
graphBuilder.AddLink(parentTypeNode, GraphCommonSchema.Contains, typeNode, cancellationToken);
return(typeNode);
}
else
{
// From here, we can link back up to the containing project item
var typeNode = await graphBuilder.AddNodeAsync(
namedType, contextProject : project, contextDocument : null, cancellationToken).ConfigureAwait(false);
foreach (var tree in syntaxTrees)
{
var document = project.Solution.GetDocument(tree);
Contract.ThrowIfNull(document);
var documentNode = graphBuilder.AddNodeForDocument(document, cancellationToken);
graphBuilder.AddLink(documentNode, GraphCommonSchema.Contains, typeNode, cancellationToken);
}
return(typeNode);
}
}
private static async Task AddImplementedSymbolsAsync(
GraphBuilder graphBuilder, GraphNode node,
ImmutableArray <ISymbol> implementedSymbols)
{
foreach (var interfaceType in implementedSymbols)
{
var interfaceTypeNode = await graphBuilder.AddNodeAsync(interfaceType, relatedNode : node).ConfigureAwait(false);
graphBuilder.AddLink(node, CodeLinkCategories.Implements, interfaceTypeNode);
}
}
private async Task <GraphNode> AddLinkedNodeForMemberAsync(
Project project, ISymbol symbol, GraphBuilder graphBuilder, CancellationToken cancellationToken)
{
var member = symbol;
Contract.ThrowIfNull(member.ContainingType);
var trees = member.DeclaringSyntaxReferences.Select(d => d.SyntaxTree);
var parentTypeNode = await AddLinkedNodeForTypeAsync(
project, member.ContainingType, graphBuilder, trees, cancellationToken).ConfigureAwait(false);
var memberNode = await graphBuilder.AddNodeAsync(
symbol, relatedNode : parentTypeNode, cancellationToken).ConfigureAwait(false);
graphBuilder.AddLink(parentTypeNode, GraphCommonSchema.Contains, memberNode, cancellationToken);
return(memberNode);
}
