/// <summary>
/// Cached node variables so that we don't continually create new entries for basic nodes such
/// as sequences, lambdas, etc...
/// </summary>
public IAnalysisSet GetOrMakeNodeValue(NodeEnvironmentKind kind, object node, Func <object, IAnalysisSet> maker)
{
IAnalysisSet result;
if (!TryGetNodeValue(kind, node, out result))
{
result = maker(node);
AddNodeValue(kind, node, result);
}
return(result);
}
internal bool RemoveNodeValue(NodeEnvironmentKind kind, object node)
{
return(_nodeValues.Remove(new NodeEnvironmentKey(kind, node)));
}
public IAnalysisSet AddNodeValue(NodeEnvironmentKind kind, object node, IAnalysisSet variable)
{
return(_nodeValues[new NodeEnvironmentKey(kind, node)] = variable);
}
public NodeEnvironmentKey(NodeEnvironmentKind kind, object key)
{
Kind = kind;
Key = key;
}
internal bool TryGetNodeValue(NodeEnvironmentKind kind, object node, out IAnalysisSet variable)
{
return(_nodeValues.TryGetValue(new NodeEnvironmentKey(kind, node), out variable));
}