protected override Expression VisitParameter(ParameterExpression p)
{
InvocationExpander expander = this;
while (null != expander)
{
if (expander._parameter == p)
{
return(base.Visit(expander._expansion));
}
expander = expander._previous;
}
return(base.VisitParameter(p));
}
public InvocationExpander(ParameterExpression parameter, Expression expansion, InvocationExpander previous)
{
_parameter = parameter;
_expansion = expansion;
_previous = previous;
}