| public GetReferenceTypes ( INamable instance, BaseFilter expectation, bool last ) : DataDictionary.Interpreter.ReturnValue | ||
| instance | INamable | the reference instance on which this element should analysed |
| expectation | BaseFilter | Indicates the kind of element we are looking for |
| last | bool | indicates that this is the last element in a dereference chain |
| return | DataDictionary.Interpreter.ReturnValue | |
/// <summary>
/// Provides the possible references types for this expression (used in semantic analysis)
/// </summary>
/// <param name="instance">the reference instance on which this element should analysed</param>
/// <param name="expectation">Indicates the kind of element we are looking for</param>
/// <param name="last">indicates that this is the last element in a dereference chain</param>
/// <returns></returns>
public override ReturnValue GetReferenceTypes(INamable instance, BaseFilter expectation, bool last)
{
ReturnValue retVal = ReturnValue.Empty;
if (Term != null)
{
retVal = Term.GetReferenceTypes(instance, expectation, last);
}
else
{
if (Expression != null)
{
retVal = Expression.GetReferenceTypes(instance, expectation, true);
}
}
return(retVal);
}
/// <summary>
/// Provides the possible references types for this expression (used in semantic analysis)
/// </summary>
/// <param name="instance">the reference instance on which this element should analysed</param>
/// <param name="expectation">Indicates the kind of element we are looking for</param>
/// <param name="last">indicates that this is the last element in a dereference chain</param>
/// <returns></returns>
public ReturnValue GetReferenceTypes(INamable instance, BaseFilter expectation, bool last)
{
ReturnValue retVal = null;
if (Designator != null)
{
retVal = new ReturnValue();
foreach (ReturnValueElement element in Designator.GetReferences(instance, expectation, last).Values)
{
if (element.Value is Type)
{
const bool asType = true;
retVal.Add(element.Value, null, asType);
}
}
}
else if (LiteralValue != null)
{
retVal = LiteralValue.GetReferenceTypes(instance, expectation, true);
}
return(retVal);
}