//Maximal phrase: (subject)
//jan pona anu ike lon tomo ...li pona tawa mi.
//kili suwi en namako lon tomo ...li pona tawa mi.
//kili suwi en namako anu loje lon tomo .... li pona tawa mi.
//kili suwi namako anu loje
public HeadedPhrase(Word head, WordSet modifiers = null, PrepositionalPhrase[] prepositionalPhrases = null, WordSet joinedModifiers = null, WordSet alternativeModifiers = null)
{
//if (new[] { "mi", "sina", "ona" }.Contains(head.Text))
//{
// throw new ArgumentException("mi, sina, ona can only be pronouns, so you must use ComplexPronoun");
//}
if (modifiers != null && (modifiers.Contains(Words.kin) || modifiers.Contains(Words.ala)))
{
ParserUtils pu = new ParserUtils(Dialect.LooseyGoosey);
var mergedTail = pu.TurnThisWordsIntoWordsWithTaggedWords(modifiers.ToArray());
modifiers = new WordSet(mergedTail);
}
ValidateConstruction(head, modifiers);
this.head = head;
this.modifiers = modifiers;
this.prepositionalPhrases = prepositionalPhrases;
this.joinedModifiers = joinedModifiers;
this.alternativeModifiers = alternativeModifiers;
}
private static void ValidateConstruction(Word head, WordSet modifiers)
{
if (head == null)
{
throw new ArgumentNullException("head", "Cannot construct with null");
}
//HACK: related to taso in la fragment, and logical operators not implemented yet.
if (!(Exclamation.IsExclamation(head.Text) || head.Text == "taso" || head.Text == "anu") && Token.CheckIsParticle(head.Text))
{
throw new TpSyntaxException(
"You cannot have a headed phrase that is headed by a particle. That would be a chain. " + head.Text + " " + (modifiers == null ? "" : modifiers.ToString()));
}
if (head.Text == "o" && modifiers != null && modifiers.Count > 0)
{
Console.WriteLine("Warning: We have an o with modifiers. This should be crazy rare." + head.Text + " " + modifiers);
//Warning:
}
if (ProperModifier.IsProperModifer(head.Text))
{
string warning = string.Empty;
if (Word.IsWord(head.Text.ToLower()))
{
warning = " (This is a valid word, maybe it shouldn't be capitalized?)";
}
if (!Number.IsPomanNumber(head.Text))
{
throw new TpSyntaxException("Proper modifiers cannot be the head of a headed phrase " + head.Text + warning);
}
}
if (modifiers != null)
{
foreach (Word word in modifiers)
{
if (word.Text == "en" || word.Text == "anu")
{
continue; //HACK: Deferring dealing with these.
}
if (word.Text == "taso")
{
continue; //Taso actually is a modifier. Carry on.
}
if (Particle.CheckIsParticle(word.Text))
{
throw new TpSyntaxException("Particles shouldn't be modifiers: " + head.Text + " " + modifiers);
}
}
if (modifiers.Contains(Words.ona))
{
if (modifiers.Contains(Words.mi))
{
throw new TpSyntaxException("Can't have ona and mi in modifier list." + head.Text + " " + modifiers);
}
if (modifiers.Contains(Words.sina))
{
throw new TpSyntaxException("Can't have ona and sina in modifier list." + head.Text + " " + modifiers);
}
}
if (modifiers.Contains(Words.sina))
{
if (modifiers.Contains(Words.mi))
{
throw new TpSyntaxException("Can't have sina and mi in modifier list." + head.Text + " " + modifiers);
}
}
}
if (modifiers != null && modifiers.Count > 1)
{
var query = modifiers.GroupBy(x => x)
.Where(g => g.Count() > 1)
.Select(y => y.Key)
.ToList();
if (query.Count > 0)
{
throw new TpSyntaxException("Degenerate modifiers-- doubles " + modifiers);
}
}
//5 about never gets false positives.
if (modifiers != null && modifiers.Count > 3)
{
if (head.Text == "nanpa")
{
//no surprise there
}
else if (head.Text == "kama" || head.Text == "kama")
{
//Defer kama/tawa, they take unmarked complements, so they make for long verb phrases.
}
//HACK:
else if (modifiers.Any(x => x.Text == "anu" || x.Text == "en" || x.Text == "kama" || x.Text == "tawa")) //Because we've deferred dealing with conj. & serial verbs
{
}
else
{
throw new TpSyntaxException("Suspiciously long headed phrase " + head + " " + modifiers);
}
}
}