public YaclopsDumpTreeCommand(CommandNode start)
{
_start = start;
_entries.Add(new TypeEntry { Type = typeof(CommandRoot), Code = "R", HasChildren = true });
_entries.Add(new TypeEntry { Type = typeof(CommandGroup), Code = "G", HasChildren = true });
_entries.Add(new TypeEntry { Type = typeof(Command), Code = "C", HasChildren = false });
}
private void DumpNode(CommandNode node, int indent)
{
TypeEntry entry = _entries.FirstOrDefault(x => x.Type.IsInstanceOfType(node));
if (entry == null)
{
throw new ArgumentException("Node is of an unknown type: " + node.GetType().Name, "node");
}
var shortNames = node.NamedParameters.SelectMany(x => x.ShortNames, (x, l) => l).OrderBy(x => x).ToList();
var longNames = node.NamedParameters.SelectMany(x => x.LongNames, (x, l) => l).OrderBy(x => x).ToList();
var chars = new string('.', indent);
var spaces = new string(' ', indent + 7);
Console.WriteLine("{0}[{1}]: {2}", chars, entry.Code, node.Verb);
if (shortNames.Any())
{
Console.WriteLine("{0}SN: {1}", spaces, string.Join("|", shortNames));
}
if (longNames.Any())
{
Console.WriteLine("{0}LN: {1}", spaces, string.Join("|", longNames));
}
if (node.PositionalParameters.Any())
{
Console.WriteLine("{0}PP: {1}", spaces, string.Join("|", node.PositionalParameters.Select(x => x.PropertyName + (x.IsRequired ? "(r)" : string.Empty))));
}
if (entry.HasChildren)
{
var group = (CommandGroup) node;
foreach (var child in group.Nodes.OrderBy(x => x.Verb))
{
DumpNode(child, indent + 2);
}
}
}
public ParserState(CommandNode startNode, Lexer lexer, IEnumerable<string> helpFlags, string helpVerb)
{
NamedParameters = new List<ParserNamedParameterResult>();
PositionalParameters = new List<ParserPositionalParameterResult>();
CurrentNode = startNode;
ExtractParameters(CurrentNode);
foreach (var flag in helpFlags)
{
if (flag.StartsWith("--"))
{
_longHelpFlags.Add(flag.Substring(2));
}
else if (flag.StartsWith("-"))
{
_shortHelpFlags.Add(flag.Substring(1));
}
}
_lexer = lexer;
_helpVerb = helpVerb;
CurrentToken = _lexer.Pop();
}
public InternalCommand(CommandNode parent, string verb, Action<CommandRoot, CommandNode> worker)
: base(parent, verb)
{
Worker = worker;
}
protected CommandNode(CommandNode parent, string verb)
{
Parent = parent;
Verb = verb;
}
protected ExternalCommand(CommandNode parent, string verb)
: base(parent, verb)
{
}
private void ExtractParameters(CommandNode node)
{
foreach (var p in node.NamedParameters)
{
foreach (var name in p.LongNames)
{
_longNames[name] = p;
}
foreach (var name in p.ShortNames)
{
_shortNames[name] = p;
}
}
foreach (var p in node.PositionalParameters)
{
_positionalParameters.Enqueue(p);
if (p.IsRequired)
{
_pendingRequired.Add(p.PropertyName);
}
}
}
public static HelpCommand Make(CommandNode start, GlobalParserSettings settings)
{
return new HelpCommand(start, settings);
}
public CommandChildEntry(CommandNode node, int depth)
{
Node = node;
Depth = depth;
}
// TODO - include options of ancestor groups?
private string VerbPath(CommandNode node, int maxDepth = int.MaxValue)
{
StringBuilder builder = new StringBuilder();
if ((node.Parent != null) && (maxDepth > 0))
{
builder.Append(VerbPath(node.Parent, maxDepth - 1));
}
if (builder.Length > 0)
{
builder.Append(" ");
}
builder.Append(node.HelpVerb);
return builder.ToString();
}
public HelpCommand(CommandNode start, GlobalParserSettings settings)
{
_start = start;
_settings = settings;
}
private int CountChildCommands(CommandNode node, bool includeHidden)
{
int count = 0;
Command command = node as Command;
if (command != null)
{
count += 1;
}
else
{
CommandGroup group = node as CommandGroup;
if ((group != null) && (includeHidden || !group.Hidden))
{
count += group.Nodes.Sum(child => CountChildCommands(child, includeHidden));
}
}
return count;
}