private DataType CheckField(GenKeeper keeper, ITablStruct tstruct, string formula)
{
keeper.Errors.Clear();
var parsing = new FieldsParsing(keeper, "поле", formula);
if (parsing.ResultTree == null)
{
return(DataType.Error);
}
return(((IExprNode)parsing.ResultTree).Check(tstruct));
}
private ITablStruct CheckSubRule(GenKeeper keeper, TablsList tabls, ITablStruct tstruct, string formula)
{
keeper.Errors.Clear();
var parsing = new SubRuleParsing(keeper, "поле", formula);
if (parsing.ResultTree == null)
{
return(null);
}
return(((INodeRTabl)parsing.ResultTree).Check(tabls, tstruct));
}
//Выбрать ряды по условию генерации подтаблицы
private SubRows[] SelectSubRowsS(GenKeeper keeper, TablsList tabls, ITablStruct tstruct, SubRows rows, string formula)
{
keeper.Errors.Clear();
var parsing = new SubRuleParsing(keeper, "поле", formula);
if (parsing.ResultTree == null)
{
return(null);
}
var node = (SubNodeR)parsing.ResultTree;
node.Check(tabls, tstruct);
return(node.SelectRows(tabls, rows).ToArray());
}
//Выбрать ряды по условию генерации таблицы, возвращает ряды и, возможно, также структуру
private SubRows[] SelectRowsS(GenKeeper keeper, TablsList tabls, string formula)
{
keeper.Errors.Clear();
var parsing = new RuleParsing(keeper, "поле", formula);
if (parsing.ResultTree == null)
{
return(null);
}
var node = (NodeRTabl)parsing.ResultTree;
node.Check(tabls, null);
return(node.SelectRows(tabls, null).ToArray());
}
private IEnumerable <SubRows> SelectRowsStruct(GenKeeper keeper, TablsList tabls, string formula, out ITablStruct tstruct)
{
tstruct = null;
keeper.Errors.Clear();
var parsing = new RuleParsing(keeper, "поле", formula);
if (parsing.ResultTree == null)
{
return(null);
}
var node = (NodeRTabl)parsing.ResultTree;
tstruct = node.Check(tabls, null);
return(node.SelectRows(tabls, null));
}
private TablRow[] SelectSubRows(GenKeeper keeper, TablsList tabls, ITablStruct tstruct, SubRows rows, string formula)
{
return(SelectSubRowsS(keeper, tabls, tstruct, rows, formula).Cast <TablRow>().ToArray());
}
private TablRow[] SelectRows(GenKeeper keeper, TablsList tabls, string formula)
{
return(SelectRowsS(keeper, tabls, formula).Cast <TablRow>().ToArray());
}
private string ParseSub(GenKeeper keeper, string formula)
{
keeper.Errors.Clear();
return(new SubRuleParsing(keeper, "поле", formula).ToTestString());
}
