public override object GetValue(Dictionary <GridCoordinates, object> childCells, out ParserError error) { leftValue = LeftOpRand.GetValue(childCells, out error); if (!error.IsEmpty) { return(null); } rightValue = RightOpRand.GetValue(childCells, out error); if (!error.IsEmpty) { return(null); } try { switch (OpName) { case OperationToken.Operation.Plus: return(GetPlusValue(childCells, out error)); case OperationToken.Operation.Minus: return(GetMinusValue(childCells, out error)); case OperationToken.Operation.Mult: return(GetMultValue(childCells, out error)); case OperationToken.Operation.Divide: return(GetDivideValue(childCells, out error)); case OperationToken.Operation.Mod: return(GetModValue(childCells, out error)); case OperationToken.Operation.Div: return(GetDivValue(childCells, out error)); case OperationToken.Operation.More: return(GetMoreValue(childCells, out error)); case OperationToken.Operation.MoreEq: return(GetMoreEqValue(childCells, out error)); case OperationToken.Operation.Less: return(GetLessValue(childCells, out error)); case OperationToken.Operation.LessEq: return(GetLessEqValue(childCells, out error)); case OperationToken.Operation.Equal: return(GetEqualValue(childCells, out error)); case OperationToken.Operation.UnEqual: return(GetUnEqualValue(childCells, out error)); default: { error = new ParserError($"Strange binar operation{OpName.ToString()}"); return(null); } } } catch (Exception e) { error = new ParserError(e.Message); return(null); } }
private object GetPlusValue(Dictionary <GridCoordinates, object> childCells, out ParserError error) { object argValue = Argument.GetValue(childCells, out error); if (!error.IsEmpty) { return(null); } if (argValue is Decimal decValue) { return(+decValue); } error = new ParserError($"Unar {OpName.ToString()} operation has wrong argument type"); return(null); }
public override object GetValue(Dictionary <GridCoordinates, object> childCells, out ParserError error) { try { switch (OpName) { case OperationToken.Operation.If: return(GetIfValue(childCells, out error)); case OperationToken.Operation.Plus: return(GetPlusValue(childCells, out error)); case OperationToken.Operation.Minus: return(GetMinusValue(childCells, out error)); case OperationToken.Operation.Not: return(GetNotValue(childCells, out error)); default: { error = new ParserError($"Unexpected UnarOperation: {OpName.ToString()}"); return(null); } } } catch (Exception e) { error = new ParserError(e.Message); return(null); } }