/// <summary>
/// Moves all the types in <paramref name="tempBuffer"/> to <paramref name="result"/>. If these are types we
/// haven't seen before, and the caller says we <paramref name="shouldContinueSearching"/> on them, then add
/// them to <paramref name="typesToSearchFor"/> for the next round of searching.
/// </summary>
private static void PropagateTemporaryResults(
SymbolSet result,
SymbolSet typesToSearchFor,
SymbolSet tempBuffer,
bool transitive,
Func <INamedTypeSymbol, bool> shouldContinueSearching)
{
// Clear out the information about the types we're looking for. We'll
// fill these in if we discover any more types that we need to keep searching
// for.
typesToSearchFor.Clear();
foreach (var derivedType in tempBuffer)
{
// See if it's a type we've never seen before.
if (result.Add(derivedType))
{
// If we should keep going, add it to the next batch of items we'll search for in this project.
if (transitive && shouldContinueSearching(derivedType))
{
typesToSearchFor.Add(derivedType);
}
}
}
tempBuffer.Clear();
}