public void Run()
{
var le = new LineEditor(
Config.ConsoleMode.AppName,
Config.ConsoleMode.HistorySize.GetValueOrDefault(10))
{
AutoCompleteEvent = (text, pos) => GetEntries(text)
};
using (CommandsOptions.HideCommandOfType <ConsoleCommand>())
{
Writer.WriteLines(
"Type ctrl+c to exit.",
"Type \"cls\" to clear the console window.",
"Type \"> filename\" to redirect output to a file.");
do
{
string[] args;
do
{
args = le.Edit(Config.ConsoleMode.CommandPromptText + "> ", string.Empty).SplitCmdLineArgs();
} while (args.IsNullOrEmpty());
if (args[0].Equals("cls", StringComparison.OrdinalIgnoreCase))
{
Console.Clear();
}
else if (args[0].Equals(CommandName, StringComparison.OrdinalIgnoreCase))
{
//already in console mode
}
else
{
le.SaveHistory();
RunCommand(args);
}
} while (true);
}
}
private LineEditor.Completion GetEntries(string text)
{
string commandName = null;
string[] parts = null;
try
{
if (_commandCache == null)
{
_commandCache = new Dictionary <string, ConsoleCommandInfo>();
foreach (var command in CommandsOptions.GetCommands())
{
foreach (var name in command.Attribute.PrototypeArray)
{
_commandCache.Add(name, command);
}
}
}
parts = text.Trim().Split(new[] { ' ' }, StringSplitOptions.RemoveEmptyEntries);
commandName = parts.FirstOrDefault();
if (commandName == null)
{
return(new LineEditor.Completion(string.Empty, new string[0]));
}
if (parts.Length == 1)
{
//looking for a command name
var commands = _commandCache.Keys
.Where(c => c.StartsWith(commandName, StringComparison.OrdinalIgnoreCase))
.Select(s => s.Substring(commandName.Length) + " ")
.ToArray();
return(new LineEditor.Completion(commandName, commands));
}
var lastPart = parts.Last().TrimStart(ArgPrefixes); //remove the / or - arguments are prefixed for
List <string> argNames;
if (!_optionCache.TryGetValue(commandName, out argNames))
{
var commandInfo = _commandCache[commandName];
_optionCache[commandName] = argNames = ArgsHelper.GetFlattenedOptionNames(commandInfo.CommandType);
}
var options = argNames
.Where(a => a.StartsWith(lastPart, StringComparison.OrdinalIgnoreCase))
.Where(a => !parts.Contains(a))
.Select(s => s.Substring(lastPart.Length) + "=")
.ToArray();
return(new LineEditor.Completion(lastPart, options));
}
catch (Exception e)
{
e.SetContext("text", text);
e.SetContext("commandName", commandName);
e.SetContext("parts", parts);
throw;
}
}
