/// <exclude />
public static bool FunctionExists(string namespaceName, string name)
{
IFunction fun;
bool exists = FunctionFacade.TryGetFunction(out fun, StringExtensionMethods.CreateNamespace(namespaceName, name));
return(exists);
}
/// <exclude />
public static IFunction GetDefaultFunctionByType(Type type)
{
if (type == typeof(string))
{
return(StandardFunctions.StringFunction);
}
if (type == typeof(int) || type == typeof(int?))
{
return(StandardFunctions.IntegerFunction);
}
if (type == typeof(Decimal) || type == typeof(Decimal?))
{
return(StandardFunctions.DecimalFunction);
}
if (type == typeof(DateTime) || type == typeof(DateTime?))
{
return(StandardFunctions.DateTimeFunction);
}
if (type == typeof(Guid) || type == typeof(Guid?))
{
return(StandardFunctions.GuidFunction);
}
if (type == typeof(bool) || type == typeof(bool?))
{
return(StandardFunctions.BooleanFunction);
}
if (type == typeof(XhtmlDocument))
{
return(StandardFunctions.XhtmlDocumentFunction);
}
if (type.IsGenericType)
{
if (type.GetGenericTypeDefinition() == typeof(NullableDataReference <>))
{
var referenceType = type.GetGenericArguments().First();
var functionName = StringExtensionMethods.CreateNamespace(referenceType.FullName, "GetNullableDataReference");
IFunction function;
if (FunctionFacade.TryGetFunction(out function, functionName))
{
return(function);
}
}
else if (type.GetGenericTypeDefinition() == typeof(DataReference <>))
{
var referenceType = type.GetGenericArguments().First();
var functionName = StringExtensionMethods.CreateNamespace(referenceType.FullName, "GetDataReference");
IFunction function;
if (FunctionFacade.TryGetFunction(out function, functionName))
{
return(function);
}
}
}
return(null);
}