public void DereferenceScope()
{
while (_stack != null && !_stack.IsMarked)
{
_stack = _stack.SubStack;
}
if (_stack != null)
{
_stack.RemoveScopeMarker();
}
}
public void Add(string name, object value)
{
if (name == null)
{
throw new ArgumentNullException(nameof(name));
}
if (name == string.Empty)
{
throw new ArgumentException("arg must contain a value", nameof(name));
}
if (_stack == null)
{
_stack = new VariableStack(name, value);
}
else
{
var vs = new VariableStack(name, value, _stack);
_stack = vs;
}
_depth += 1;
}
public void Clear()
{
_stack = null;
}
public VariableStack(string name, object value, VariableStack subStack)
{
_name = name;
_value = value;
_subStack = subStack;
}