/// <summary>
/// </summary>
/// <param name="context"></param>
/// <param name="dataspace"></param>
/// <returns></returns>
public string Evaluate(IMansionContext context, IPropertyBag dataspace)
{
// validate arguments
if (context == null)
throw new ArgumentNullException("context");
if (dataspace == null)
throw new ArgumentNullException("dataspace");
// write the dataspace out to JSon array
var buffer = new StringBuilder();
using (var textWriter = new StringWriter(buffer))
using (var jsonWriter = new JsonTextWriter(textWriter))
{
// if the dataspace is a dataset, write it as a array, otherwise write it as an object
var dataset = dataspace as Dataset;
if (dataset != null)
dataset.WriteAsJSonArray(jsonWriter);
else
dataspace.WriteAsJSonObject(jsonWriter);
}
// return the content of the buffer.
return buffer.ToString();
}