public static ArgumentPropertyValue <string> StartsWith(this ArgumentPropertyValue <string> item, string pattern)
{
if (!item.Value.StartsWith(pattern))
{
throw new ArgumentException(string.Format("Parameter {0} must start with {1}", item.Name, pattern));
}
return(item);
}
public static ArgumentPropertyValue <string> NotNullOrEmpty(this ArgumentPropertyValue <string> item)
{
if (string.IsNullOrEmpty(item.Value))
{
throw new ArgumentNullException(item.Name);
}
return(item);
}
public static ArgumentPropertyValue <string> ShorterThan(this ArgumentPropertyValue <string> item, int limit)
{
if (item.Value.Length >= limit)
{
throw new ArgumentException(string.Format("Parameter {0} must be shorter than {1} chars", item.Name, limit));
}
return(item);
}
public static ArgumentPropertyValue <T> NotNull <T>(this ArgumentPropertyValue <T> item) where T : class
{
if (item.Value == null)
{
throw new ArgumentNullException(item.Name);
}
return(item);
}