/// <summary>
/// Evaluate a table cell expression.
/// </summary>
/// <param name="theExpressionNode">The table cell expression node.</param>
/// <param name="theWorkspace">The workspace.</param>
/// <returns>A domain value.</returns>
internal DomainValue Evaluate(TableExpressionNode theExpressionNode, WorkspaceModel theWorkspace)
{
Debug.Assert(!string.IsNullOrWhiteSpace(theExpressionNode.TableReferenceNode.Name));
// The table reference is compulsory
var theTableTab = (TableTabModel)theWorkspace.GetVisualizerBy(theExpressionNode.TableReferenceNode.Name);
var theTable = theTableTab.Table;
switch (theExpressionNode.InnerExpression)
{
case TableRangeExpressionNode rangeExpression:
return(EvaluateRangeExpression(rangeExpression, theTable));
case TableListExpressionNode listExpression:
return(EvaluateListExpression(listExpression, theTable));
default:
throw new NotImplementedException("Unknown table expression.");
}
}
