private static void WriteCommands( RenderableComposer composer, CommandModel model, ICommandContainer command, bool isDefaultCommand) { var commands = isDefaultCommand ? model.Commands : command.Commands; if (commands.Count > 0) { composer.Color(ConsoleColor.Yellow, c => c.Text("COMMANDS:")).LineBreak(); var maxCommandLength = commands.Max(x => x.Name.Length); foreach (var child in commands) { composer.Tab().Text(child.Name); composer.Spaces(maxCommandLength - child.Name.Length); composer.Tab().Text(child.Description?.TrimEnd('.') ?? string.Empty); composer.LineBreak(); } } }
private static void WriteArguments(RenderableComposer composer, CommandInfo?command) { var arguments = new List <HelpArgument>(); arguments.AddRange(command?.Parameters?.OfType <CommandArgument>()?.Select( x => new HelpArgument(x.Value, x.Required, x.Description)) ?? Array.Empty <HelpArgument>()); if (arguments.Count == 0) { return; } composer.Color(ConsoleColor.Yellow, c => c.Text("ARGUMENTS:")).LineBreak(); var maxLength = arguments.Max(arg => arg.Name.Length); foreach (var argument in arguments) { composer.Tab(); // Argument name. composer.Condition( argument.Required, @true: c1 => c1.Color(ConsoleColor.Gray, c => c.Text($"<{argument.Name}>")), @false: c1 => c1.Color(ConsoleColor.Gray, c => c.Text($"[{argument.Name}]"))); // Description composer.Spaces(maxLength - argument.Name.Length); composer.Tab().Text(argument.Description?.TrimEnd('.')?.Trim()); composer.LineBreak(); } composer.LineBreak(); }
private static void WriteUsage(RenderableComposer composer, CommandModel model, CommandInfo command) { var parameters = new Stack <IRenderable>(); if (command == null) { parameters.Push(new ColorElement(ConsoleColor.Cyan, new TextElement("<COMMAND>"))); parameters.Push(new ColorElement(ConsoleColor.DarkGray, new TextElement("[OPTIONS]"))); } else { var current = command; if (command.IsBranch) { parameters.Push(new ColorElement(ConsoleColor.Cyan, new TextElement("<COMMAND>"))); } while (current != null) { var builder = new BlockElement(); if (!current.IsDefaultCommand) { builder.Append(new TextElement(current.Name)); } if (current.Parameters.OfType <CommandArgument>().Any()) { var isCurrent = current == command; if (isCurrent) { foreach (var argument in current.Parameters.OfType <CommandArgument>() .Where(a => a.Required).OrderBy(a => a.Position).ToArray()) { var text = new TextElement($" <{argument.Value}>"); builder.Append(new ColorElement(ConsoleColor.Cyan, text)); } } var optionalArguments = current.Parameters.OfType <CommandArgument>().Where(x => !x.Required).ToArray(); if (optionalArguments.Length > 0 || !isCurrent) { foreach (var optionalArgument in optionalArguments) { var text = new TextElement($" [{optionalArgument.Value}]"); builder.Append(new ColorElement(ConsoleColor.Gray, text)); } } } if (current == command) { builder.Append(new ColorElement(ConsoleColor.DarkGray, new TextElement(" [OPTIONS]"))); } parameters.Push(builder); current = current.Parent; } } composer.Color(ConsoleColor.Yellow, c => c.Text("USAGE:")).LineBreak(); composer.Tab().Text(model.ApplicationName ?? Path.GetFileName(Assembly.GetEntryAssembly().Location)); // Root or not a default command? if (command?.IsDefaultCommand != true) { composer.Space(); } composer.Join(" ", parameters); }