/// <summary>
/// Initializes a new instance of the <see
/// cref="RequiredArgumentOptionImpl"/> class.
/// </summary>
/// <param name="supplier">
/// The function returns the string representing this option, which is
/// actually specified with the command line.
/// </param>
/// <param name="spec">
/// The specification of the option.
/// </param>
/// <param name="schema">
/// The schema of the option.
/// </param>
/// <param name="values">
/// The argument values of the option.
/// </param>
/// <seealso cref="OptionSchema.Add(string, char?, string, string,
/// Action{RequiredArgumentOption})"/>
public RequiredArgumentOptionImpl(
Func <string> supplier,
RequiredArgumentOptionSpec spec,
OptionSchema schema,
IEnumerable <string> values)
: base(supplier)
{
Spec = spec;
Schema = schema;
ArgumentValues = values.ToImmutableArray();
}
/// <inheritdoc/>
public OptionSchema Add(
string name,
char?shortName,
string argumentName,
string description,
Action <RequiredArgumentOption> action)
{
CheckName(name);
CheckShortName(shortName);
CheckDuplication(name, shortName);
var spec = new RequiredArgumentOptionSpec(
name, shortName, argumentName, description, action);
return(new OptionSchemaImpl(all.Append(spec)));
}