/// <summary>
/// Initializes a new instance of the <see cref="T:Cmd.Net.Command" /> class using the specified command name and description.
/// </summary>
/// <param name="name">The name of a command.</param>
/// <param name="description">The description of a command.</param>
/// <exception cref="T:System.ArgumentNullException"><paramref name="name" /> is null.</exception>
/// <exception cref="T:System.ArgumentException"><paramref name="name" /> is an empty string (""), or contains one or more invalid characters.</exception>
/// <remarks>
/// A <paramref name="name" /> can contain letters, digits and underscore characters.
/// </remarks>
protected Command(string name, string description)
{
CommandHelpers.ValidateName("name", name, false);
_name = name;
_description = description;
}
/// <summary>
/// Initializes a new instance of the <see cref="T:Cmd.Net.VerbAttribute" /> class using the specified command name.
/// </summary>
/// <param name="verb">The name for a command.</param>
/// <exception cref="T:System.ArgumentNullException"><paramref name="verb" /> is null.</exception>
/// <exception cref="T:System.ArgumentException"><paramref name="verb" /> is an empty string (""), or contains one or more invalid characters.</exception>
/// <remarks>
/// A <paramref name="verb" /> can contain letters, digits and underscore characters.
/// </remarks>
public VerbAttribute(string verb)
{
CommandHelpers.ValidateName("verb", verb, false);
_verb = verb;
}
/// <summary>
/// Initializes a new instance of the <see cref="T:Cmd.Net.ArgumentAttribute" /> class using the specified argument name.
/// </summary>
/// <param name="name">The name for an argument.</param>
/// <exception cref="T:System.ArgumentException"><paramref name="name" /> contains one or more invalid characters.</exception>
/// <remarks>
/// A <paramref name="name" /> can be null, an empty string (""), or can contain letters, digits and underscore characters.
/// </remarks>
public ArgumentAttribute(string name)
{
CommandHelpers.ValidateName("name", name, true);
_name = name ?? string.Empty;
}