/// <summary>
/// Converts IDictionary to delimited string.
/// </summary>
/// <param name="list">The list.</param>
/// <param name="delimiter">The delimiter.</param>
/// <returns>System.String.</returns>
internal static string ToDelimitedString([NotNull] this IDictionary list, char delimiter = ',')
{
if (string.IsNullOrEmpty(delimiter.ToString()))
{
ExceptionThrower.ThrowArgumentNullException(nameof(delimiter));
}
if (list.Count() == 0)
{
return(string.Empty);
}
var sb = new StringBuilder();
foreach (DictionaryEntry item in list)
{
if (sb.Length > 0)
{
_ = sb.Append(delimiter.ToString(CultureInfo.CurrentCulture));
}
_ = sb.Append($"{item.Key}: {item.Value}".ToString(CultureInfo.CurrentCulture));
}
return(sb.ToString());
}
public static DirectoryInfo ArgumentExists(this DirectoryInfo input, DirectoryInfo?defaultValue = null, string errorMessage = "", [CallerArgumentExpression("input")] string paramName = "")
{
if (input.CheckIsNotNull() is false)
{
ExceptionThrower.ThrowArgumentNullException(CreateParamExceptionMessage(errorMessage, paramName, Resources.ErrorArgumentNull));
}
var isValid = input !.Exists;
if (isValid is false && defaultValue is not null)
{
input = defaultValue !;
}