public string GetPath<T>(Expression<Func<T, object>> expr)
{
var stack = new Stack<string>();
MemberExpression me;
switch (expr.Body.NodeType)
{
case ExpressionType.Convert:
case ExpressionType.ConvertChecked:
var ue = expr.Body as UnaryExpression;
me = ((ue != null) ? ue.Operand : null) as MemberExpression;
break;
default:
me = expr.Body as MemberExpression;
break;
}
while (me != null)
{
stack.Push(me.Member.Name);
me = me.Expression as MemberExpression;
}
return string.Join(".", stack.ToArray());
}