package org.simantics.spreadsheet.graph.formula;

import org.simantics.spreadsheet.graph.CellFormulaFunction;
import org.simantics.spreadsheet.graph.CellValueVisitor;
import org.simantics.spreadsheet.graph.parser.ast.AstArgList;

public class PiFormulaFunction implements CellFormulaFunction<Double> {

    @Override
    public Double evaluate(CellValueVisitor visitor, AstArgList args) {
        if (args != null)
            throw new IllegalStateException();
        return Math.PI;
    }
}