private void SwitchContext(ScriptContext ctxt, bool isAssigning)
{
if (ctxt == null) return;
if (isAssigning)
{
ctxt.SetOwner(this);
}
else
{
var refs = _referenceCache.ToArray();
foreach (var r in refs) r.Remove();
//Verify all references were cleared
Diagnostics.Assumes.IsTrue(_referenceCache.Count == 0);
ctxt.SetOwner(null);
}
}