AppsheetEpplus/FormulaParsing/Excel/Functions/Information/IsLogical.cs

using System.Collections.Generic;
using System.Linq;

namespace AppsheetEpplus;

public class IsLogical : ExcelFunction {
  public override CompileResult Execute(
      IEnumerable<FunctionArgument> arguments,
      ParsingContext context) {
    var functionArguments = arguments as FunctionArgument[] ?? arguments.ToArray();
    ValidateArguments(functionArguments, 1);
    var v = GetFirstValue(arguments);
    return CreateResult(v is bool, DataType.Boolean);
  }
}