public void ShowCommandUsage(IEnumerable<Command> availableCommands, OptionSet optionSet)
{
var processName = Process.GetCurrentProcess().ProcessName;
var usagePreamble = String.Format("Usage: {0} ", processName);
var usagePattern = GenerateUsagePattern(optionSet);
new ConsoleFormatter(ConsoleWriter.Default).Write(
new ConsoleTable().AddRow(
new ConsoleCell(usagePreamble).WithWidth(usagePreamble.Length).WithPadding(0),
new ConsoleCell(usagePattern).WithPadding(0)));
var maximumCommandNameLength = availableCommands.Count() > 0 ? availableCommands.Max(c => c.Name.Length) : 0;
var commandTable = new ConsoleTable().
AddEmptyRow().AddRow(
new ConsoleCell("The available commands are:").WithPadding(0));
foreach (var command in availableCommands)
{
commandTable.AddRow(
new ConsoleCell(command.Name).WithWidth(maximumCommandNameLength),
new ConsoleCell(command.Description));
}
new ConsoleFormatter(ConsoleWriter.Default).Write(commandTable);
}
public void ShowCommandHelp(Command command, List<CommandAction> availableActions)
{
var maximumActionNameLength = availableActions.Count() > 0 ? availableActions.Max(c => c.Name.Length) : 0;
var actionTable =
new ConsoleTable().AddRow(
new ConsoleCell(String.Format("The available actions for command '{0}' are:", command.Name)).WithPadding(0));
int maximumPrototypeLength = 0;
foreach (var action in availableActions)
{
if (action.Parameters.Count > 0)
{
var prototypeLength = action.Parameters
.Max(c => c.GetOptionPrototypeHelp().Length);
if (prototypeLength > maximumPrototypeLength)
maximumPrototypeLength = prototypeLength;
}
}
foreach (var action in availableActions)
{
actionTable.AddRow(
new ConsoleCell(action.Name).WithWidth(maximumActionNameLength),
new ConsoleCell(action.Description));
if (action.Parameters.Count > 0)
{
foreach (var p in action.Parameters)
{
actionTable.AddRow(new ConsoleCell(p.GetOptionPrototypeHelp()).
WithWidth(maximumPrototypeLength).WithPadding(6),
new ConsoleCell(p.Description));
}
}
if (availableActions.Last() != action)
actionTable.AddEmptyRow();
}
new ConsoleFormatter(ConsoleWriter.Default).Write(actionTable);
}