/// <summary>
/// Executes this expression.
/// </summary>
/// <param name="parameters">An object that contains all parameters and functions for expressions.</param>
/// <returns>
/// A result of the execution.
/// </returns>
/// <seealso cref="ExpressionParameters" />
public override object Execute(ExpressionParameters parameters)
{
var arg = (double)Argument.Execute(parameters);
var digits = Digits != null ? (int)(double)Digits.Execute(parameters) : 0;
return(Math.Round(arg, digits, MidpointRounding.AwayFromZero));
}
/// <summary>
/// Executes this expression.
/// </summary>
/// <param name="parameters">An object that contains all parameters and functions for expressions.</param>
/// <returns>
/// A result of the execution.
/// </returns>
/// <seealso cref="ExpressionParameters" />
public override object Execute(ExpressionParameters parameters)
{
var argResult = Argument.Execute(parameters);
if (argResult is double arg)
{
var digits = Digits?.Execute(parameters);
return(Math.Round(arg, (int)((digits as double?) ?? 0), MidpointRounding.AwayFromZero));
}
throw new ResultIsNotSupportedException(this, argResult);
}