private static IRenderable CreatePrettyMessage(string arguments, CommandTreeToken token, string message, string details)
{
var composer = new Composer();
var position = token?.Position ?? 0;
var value = token?.Representation ?? arguments;
// Header
composer.LineBreak();
composer.Style("red", "Error:");
composer.Space().Text(message.EscapeMarkup());
composer.LineBreak();
// Template
composer.LineBreak();
composer.Spaces(7).Text(arguments.EscapeMarkup());
// Error
composer.LineBreak();
composer.Spaces(7).Spaces(position);
composer.Style("red", error =>
{
error.Repeat('^', value.Length);
error.Space();
error.Text(details.TrimEnd('.').EscapeMarkup());
error.LineBreak();
});
composer.LineBreak();
return(composer);
}
private static IEnumerable <IRenderable> GetExamples(CommandModel model, CommandInfo?command)
{
var maxExamples = int.MaxValue;
var examples = command?.Examples ?? model.Examples ?? new List <string[]>();
if (examples.Count == 0)
{
// Since we're not checking direct examples,
// make sure that we limit the number of examples.
maxExamples = 5;
// Get the current root command.
var root = command ?? (ICommandContainer)model;
var queue = new Queue <ICommandContainer>(new[] { root });
// Traverse the command tree and look for examples.
// As soon as a node contains commands, bail.
while (queue.Count > 0)
{
var current = queue.Dequeue();
foreach (var cmd in current.Commands)
{
if (cmd.Examples.Count > 0)
{
examples.AddRange(cmd.Examples);
}
queue.Enqueue(cmd);
}
if (examples.Count >= maxExamples)
{
break;
}
}
}
if (examples.Count > 0)
{
var composer = new Composer();
composer.Style("yellow", "EXAMPLES:").LineBreak();
for (var index = 0; index < Math.Min(maxExamples, examples.Count); index++)
{
var args = string.Join(" ", examples[index]);
composer.Tab().Text(model.GetApplicationName()).Space().Style("grey", args);
composer.LineBreak();
}
composer.LineBreak();
return(new[] { composer });
}
return(Array.Empty <IRenderable>());
}
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.EscapeMarkup());
composer.LineBreak();
if (string.IsNullOrWhiteSpace(template))
{
// Error
composer.LineBreak();
composer.Style("red", message.EscapeMarkup());
composer.LineBreak();
}
else
{
// Template
composer.LineBreak();
composer.Spaces(7).Text(template.EscapeMarkup());
// Error
composer.LineBreak();
composer.Spaces(7).Spaces(position);
composer.Style("red", error =>
{
error.Repeat('^', value.Length);
error.Space();
error.Text(details.TrimEnd('.').EscapeMarkup());
error.LineBreak();
});
}
composer.LineBreak();
return(composer);
}