public IEnumerator <object> ProcessInput(string text)
{
string[] words = text.Split(' ');
if (words.Length < 1)
{
return(null);
}
string firstWord = words[0].ToLower();
_LastPrompt = false;
var cmdGenerator = _Commands.FindByKeyStart(firstWord);
KeyValueReference <string, CommandHandler> cmd;
try {
cmd = cmdGenerator.First();
}
catch (InvalidOperationException) {
SendMessage("Hmm... that doesn't make any sense. Do you need some <help>?");
SendPrompt();
return(null);
}
// Populate the first word with the real name of the command.
words[0] = cmd.Key;
return(cmd.Value.Execute(this, words));
}
public void GetStartKeys()
{
var AT = new AlphaTrie <string>();
Assert.IsNotNull(AT.FindByKeyStart("a").Count() == 0);
AT.Insert("a", "word");
Assert.IsNotNull(AT.FindByKeyStart("a").Count() == 1);
AT.Insert("ab", "word");
Assert.IsNotNull(AT.FindByKeyStart("a").Count() == 2);
AT.Insert("aba", "word");
Assert.IsNotNull(AT.FindByKeyStart("a").Count() == 3);
AT.Insert("abb", "word");
Assert.IsNotNull(AT.FindByKeyStart("a").Count() == 4);
AT.Insert("abab", "word");
Assert.IsNotNull(AT.FindByKeyStart("a").Count() == 5);
Assert.IsNotNull(AT.FindByKeyStart("b").Count() == 0);
AT.Insert("bbbb", "word");
Assert.IsNotNull(AT.FindByKeyStart("b").Count() == 1);
AT.Insert("bbba", "word");
Assert.IsNotNull(AT.FindByKeyStart("b").Count() == 2);
AT.Insert("bbb", "word");
Assert.IsNotNull(AT.FindByKeyStart("b").Count() == 3);
AT.Insert("bb", "word");
Assert.IsNotNull(AT.FindByKeyStart("b").Count() == 4);
AT.Insert("b", "word");
Assert.IsNotNull(AT.FindByKeyStart("b").Count() == 5);
}