public override object Evaluate(IModel model)
{
var parameters = new List <object>();
for (int i = 0; i < _function.Arguments.Length; i++)
{
var arg = _function.Arguments[i];
if (!arg.Params)
{
var node = _nested.Nodes[i];
object value = node.Evaluate(model);
parameters.Add(TypeConverter.To(value, _function.Arguments[i].Type));
}
else
{
for (int pi = i; pi < _nested.Nodes.Count; pi++)
{
var node = _nested.Nodes[pi];
object value = node.Evaluate(model);
parameters.Add(TypeConverter.To(value, _function.Arguments[i].Type));
}
}
}
try
{
return(_function.Evaluate(parameters.ToArray()));
}
catch (ExceptionWithContext EWC)
{
if (EWC.Context == null)
{
throw ExceptionWithContext.MakePartial(EWC).Decorate(Token);
}
else
{
throw EWC;
}
}
catch (Exception e)
{
throw FunctionEvaluationException.EvaluationError(e).Decorate(Token);
}
}
