private void GetEfferentGraph(string parent, string fullName, IDictionary <string, bool> cutOffs, List <ChangeContext> found, AffectedGraph graph, bool isRootNode, TypeDefinition originalContext)
{
var entry = _cache.TryGetEfferentCouplingNode(fullName);
var afferent = _cache.TryGetAfferentCouplingNode(fullName);
if (isRootNode)
{
entry = entry ?? afferent;
found.Add(new ChangeContext(fullName, null));
graph.AddNode(GetGraphNode(fullName, entry, true, true));
if (entry != null && entry.MemberReference != null)
{
var refer = entry.MemberReference as MethodReference;
if (refer != null && _testStrategies.IsTest(refer))
{
return;
}
}
}
//TODO Greg this hamstrings some stuff but should work better in most cases
//I think we only really need statics past here but need to look it over a bit.
return;
WriteWalkerDebug("checking " + fullName, 0);
if (entry == null)
{
WriteWalkerDebug("efferent entry is null", 0);
if (afferent != null && afferent.MemberReference is MethodReference)
{
return; //Leaf node to a method call
}
}
if (afferent == null)
{
WriteWalkerDebug("afferent entry is null", 0);
}
if (afferent != null)
{
var memref = afferent.MemberReference as MethodReference;
MethodDefinition def = null;
if (memref != null)
{
def = memref.ThreadSafeResolve();
}
if (!isRootNode && def != null)
{
if (def.IsGetter)
{
return;
}
if (def.DeclaringType.IsInterface)
{
return; //don't recurse forward on interface calls
}
if (!def.HasThis)
{
return;
}
}
var reference = afferent.MemberReference as FieldReference; //Leaf node to a field reference
if (reference != null)
{
graph.AddNode(GetGraphNode(fullName, afferent, isRootNode, false));
if (parent != null)
{
graph.AddConnection(parent, fullName, true);
}
found.Add(new ChangeContext(fullName, originalContext));
}
}
if (entry == null)
{
return;
}
graph.AddNode(GetGraphNode(fullName, entry, isRootNode, false));
if (parent != null)
{
graph.AddConnection(parent, fullName, true);
}
foreach (var current in entry.Couplings)
{
if (cutOffs.ContainsKey(current.To))
{
continue;
}
if (current.IgnoreWalk)
{
continue;
}
if (current.ActualReference is MethodReference && !current.IsSelfCall)
{
continue;
}
cutOffs.Add(current.To, true);
GetEfferentGraph(fullName, current.To, cutOffs, found, graph, false, originalContext);
}
}
