public TableValue(RecordLayout layout)
{
if (layout.Count < 2)
{
throw new Exception("A table must consist of at least two fields");
}
this.layout = layout;
}
public override HeronValue Eval(VM vm)
{
RecordLayout layout = ComputeRecordLayout();
List <HeronValue> vals = new List <HeronValue>();
for (int i = 0; i < fields.Count; ++i)
{
vals.Add(vm.Eval(fields[i]));
}
return(new RecordValue(layout, vals));
}
public RecordValue(RecordLayout layout, List <HeronValue> values)
{
if (layout == null)
{
throw new ArgumentNullException("missing layout value");
}
if (values.Count != layout.Count)
{
throw new Exception("Layout has different number of values from record");
}
this.layout = layout;
this.values = values;
}
public override HeronValue Eval(VM vm)
{
RecordLayout layout = ComputeRecordLayout();
TableValue r = new TableValue(layout);
foreach (ExpressionList row in rows)
{
List <HeronValue> vals = new List <HeronValue>();
for (int i = 0; i < row.Count; ++i)
{
vals.Add(vm.Eval(row[i]));
}
RecordValue rv = new RecordValue(layout, vals);
r.Add(rv);
}
return(r);
}
public TableValue(RecordLayout layout)
{
if (layout.Count < 2)
throw new Exception("A table must consist of at least two fields");
this.layout = layout;
}
public RecordValue(RecordLayout layout, List<HeronValue> values)
{
if (layout == null)
throw new ArgumentNullException("missing layout value");
if (values.Count != layout.Count)
throw new Exception("Layout has different number of values from record");
this.layout = layout;
this.values = values;
}
