/// <summary>
/// Constructs a new basic block enumerator.
/// </summary>
/// <param name="scope">The parent function scope.</param>
internal Enumerator(Scope scope)
{
functionEnumerator = scope.GetEnumerator();
// There must be at least a single block
functionEnumerator.MoveNext();
valueEnumerator = functionEnumerator.Current.GetEnumerator();
}
internal Enumerator(CFG parent)
{
Parent = parent;
functionEnumerator = parent.Scope.GetEnumerator();
}