/// <summary>
/// Verify that <paramref name="value"/> is null or not matches the regular expression <paramref name="regularExpression"/>.
/// </summary>
public static void MatchesNotRegExp(string regularExpression, string value, string errorLocation, string customMessage = null)
{
RequireNotNullOrWhitespace(regularExpression, nameof(regularExpression));
RequireNotNull(errorLocation, nameof(errorLocation));
GenericContract <FulcrumContractException> .RequireMatchesNotRegExp(regularExpression, value, errorLocation, customMessage);
}
