private static IRenderable CreatePrettyMessage(string template, TemplateToken?token, string message, string details) { var composer = new Composer(); var position = token?.Position ?? 0; var value = token?.Representation ?? template; // Header composer.LineBreak(); composer.Style("red", "Error:"); composer.Space().Text("An error occured when parsing template."); composer.LineBreak(); composer.Spaces(7).Style("yellow", message.SafeMarkup()); composer.LineBreak(); if (string.IsNullOrWhiteSpace(template)) { // Error composer.LineBreak(); composer.Style("red", message.SafeMarkup()); composer.LineBreak(); } else { // Template composer.LineBreak(); composer.Spaces(7).Text(template.SafeMarkup()); // Error composer.LineBreak(); composer.Spaces(7).Spaces(position); composer.Style("red", error => { error.Repeat('^', value.Length); error.Space(); error.Text(details.TrimEnd('.').SafeMarkup()); error.LineBreak(); }); } composer.LineBreak(); return(composer); }
private static IEnumerable <IRenderable> GetUsage(CommandModel model, CommandInfo?command) { var composer = new Composer(); composer.Style("yellow", "USAGE:").LineBreak(); composer.Tab().Text(model.GetApplicationName()); var parameters = new Stack <string>(); if (command == null) { parameters.Push("[aqua]<COMMAND>[/]"); parameters.Push("[grey][[OPTIONS]][/]"); } else { var current = command; if (command.IsBranch) { parameters.Push("[aqua]<COMMAND>[/]"); } while (current != null) { var isCurrent = current == command; if (isCurrent) { parameters.Push("[grey][[OPTIONS]][/]"); } if (current.Parameters.OfType <CommandArgument>().Any()) { var optionalArguments = current.Parameters.OfType <CommandArgument>().Where(x => !x.Required).ToArray(); if (optionalArguments.Length > 0 || !isCurrent) { foreach (var optionalArgument in optionalArguments) { parameters.Push($"[silver][[{optionalArgument.Value.SafeMarkup()}]][/]"); } } if (isCurrent) { foreach (var argument in current.Parameters.OfType <CommandArgument>() .Where(a => a.Required).OrderBy(a => a.Position).ToArray()) { parameters.Push($"[aqua]<{argument.Value.SafeMarkup()}>[/]"); } } } if (!current.IsDefaultCommand) { if (isCurrent) { parameters.Push($"[underline]{current.Name.SafeMarkup()}[/]"); } else { parameters.Push($"{current.Name.SafeMarkup()}"); } } current = current.Parent; } } composer.Join(" ", parameters); composer.LineBreaks(2); return(new[] { composer, }); }