public override int VisitCell([NotNull] GrammarParser.CellContext context)
{
try
{
string cellRef = context.GetText();
int column = 0;
while (65 <= (int)cellRef[column] && (int)cellRef[column] <= 90)
{
column++;
}
int colNum = ColumnSys26.Sys26ToNum(cellRef.Substring(0, column)) - 1;
int rowNum = int.Parse(cellRef.Substring(column)) - 1;
ElectronicTableCell cell = CalculatingCell.Table.Cell(rowNum, colNum);
if (cell.CurrentlyCalculating)
{
var ex = new Exception();
ex.Data.Add("Type", "cell loop");
throw ex;
}
cell.Depended.Add(CalculatingCell);
CalculatingCell.Dependecies.Add(cell);
cell.CurrentlyCalculating = true;
int ans = cell.Count();
cell.CurrentlyCalculating = false;
Console.WriteLine($"Value of {cellRef} is {ans}");
return(ans);
}
catch
{
throw;
}
}
/// <summary>
/// Visit a parse tree produced by the <c>Cell</c>
/// labeled alternative in <see cref="GrammarParser.expression"/>.
/// <para>
/// The default implementation returns the result of calling <see cref="AbstractParseTreeVisitor{Result}.VisitChildren(IRuleNode)"/>
/// on <paramref name="context"/>.
/// </para>
/// </summary>
/// <param name="context">The parse tree.</param>
/// <return>The visitor result.</return>
public virtual Result VisitCell([NotNull] GrammarParser.CellContext context)
{
return(VisitChildren(context));
}
/// <summary>
/// Exit a parse tree produced by the <c>Cell</c>
/// labeled alternative in <see cref="GrammarParser.expression"/>.
/// <para>The default implementation does nothing.</para>
/// </summary>
/// <param name="context">The parse tree.</param>
public virtual void ExitCell([NotNull] GrammarParser.CellContext context)
{
}
