public void MorphosyntacticRules()
{
var any = FeatureStruct.New().Symbol(HCFeatureSystem.Segment).Value;
var rule1 = new CompoundingRule {
Name = "rule1", NonHeadRequiredSyntacticFeatureStruct = FeatureStruct.New(Language.SyntacticFeatureSystem).Symbol("V").Value
};
Allophonic.MorphologicalRules.Add(rule1);
rule1.Subrules.Add(new CompoundingSubrule
{
HeadLhs = { Pattern <Word, ShapeNode> .New("head").Annotation(any).OneOrMore.Value },
NonHeadLhs = { Pattern <Word, ShapeNode> .New("nonHead").Annotation(any).OneOrMore.Value },
Rhs = { new CopyFromInput("head"), new InsertSegments(Table3, "+"), new CopyFromInput("nonHead") }
});
var morpher = new Morpher(SpanFactory, TraceManager, Language);
List <Word> output = morpher.ParseWord("pʰutdat").ToList();
AssertMorphsEqual(output, "5 9");
AssertRootAllomorphsEquals(output, "5");
AssertSyntacticFeatureStructsEqual(output, FeatureStruct.New(Language.SyntacticFeatureSystem).Symbol("N").Value);
Assert.That(morpher.ParseWord("pʰutbupu"), Is.Empty);
rule1.OutSyntacticFeatureStruct = FeatureStruct.New(Language.SyntacticFeatureSystem).Symbol("V").Value;
morpher = new Morpher(SpanFactory, TraceManager, Language);
output = morpher.ParseWord("pʰutdat").ToList();
AssertMorphsEqual(output, "5 9");
AssertRootAllomorphsEquals(output, "5");
AssertSyntacticFeatureStructsEqual(output, FeatureStruct.New(Language.SyntacticFeatureSystem).Symbol("V").Value);
Allophonic.MorphologicalRules.Clear();
Morphophonemic.MorphologicalRules.Add(rule1);
rule1.HeadRequiredSyntacticFeatureStruct = FeatureStruct.New(Language.SyntacticFeatureSystem)
.Symbol("V")
.Feature(Head).EqualTo(head => head
.Feature("pers").EqualTo("2")).Value;
rule1.NonHeadRequiredSyntacticFeatureStruct = FeatureStruct.New().Value;
morpher = new Morpher(SpanFactory, TraceManager, Language);
output = morpher.ParseWord("ssagabba").ToList();
AssertMorphsEqual(output, "Perc0 39", "Perc0 40", "Perc3 39", "Perc3 40");
AssertRootAllomorphsEquals(output, "Perc0", "Perc3");
}
public void SimpleRules()
{
var any = FeatureStruct.New().Symbol(HCFeatureSystem.Segment).Value;
var rule1 = new CompoundingRule {
Name = "rule1"
};
Allophonic.MorphologicalRules.Add(rule1);
rule1.Subrules.Add(new CompoundingSubrule
{
HeadLhs = { Pattern <Word, ShapeNode> .New("head").Annotation(any).OneOrMore.Value },
NonHeadLhs = { Pattern <Word, ShapeNode> .New("nonHead").Annotation(any).OneOrMore.Value },
Rhs = { new CopyFromInput("head"), new InsertSegments(Table3, "+"), new CopyFromInput("nonHead") }
});
var morpher = new Morpher(SpanFactory, TraceManager, Language);
List <Word> output = morpher.ParseWord("pʰutdat").ToList();
AssertMorphsEqual(output, "5 8", "5 9");
AssertRootAllomorphsEquals(output, "5");
Assert.That(morpher.ParseWord("pʰutdas"), Is.Empty);
Assert.That(morpher.ParseWord("pʰusdat"), Is.Empty);
rule1.Subrules.Clear();
rule1.Subrules.Add(new CompoundingSubrule
{
HeadLhs = { Pattern <Word, ShapeNode> .New("head").Annotation(any).OneOrMore.Value },
NonHeadLhs = { Pattern <Word, ShapeNode> .New("nonHead").Annotation(any).OneOrMore.Value },
Rhs = { new CopyFromInput("nonHead"), new InsertSegments(Table3, "+"), new CopyFromInput("head") }
});
morpher = new Morpher(SpanFactory, TraceManager, Language);
output = morpher.ParseWord("pʰutdat").ToList();
AssertMorphsEqual(output, "5 8", "5 9");
AssertRootAllomorphsEquals(output, "8", "9");
Assert.That(morpher.ParseWord("pʰutdas"), Is.Empty);
Assert.That(morpher.ParseWord("pʰusdat"), Is.Empty);
var prefix = new AffixProcessRule
{
Name = "prefix",
Gloss = "PAST",
RequiredSyntacticFeatureStruct = FeatureStruct.New(Language.SyntacticFeatureSystem).Symbol("V").Value,
OutSyntacticFeatureStruct = FeatureStruct.New(Language.SyntacticFeatureSystem)
.Feature(Head).EqualTo(head => head
.Feature("tense").EqualTo("past")).Value
};
Allophonic.MorphologicalRules.Insert(0, prefix);
prefix.Allomorphs.Add(new AffixProcessAllomorph
{
Lhs = { Pattern <Word, ShapeNode> .New("1").Annotation(any).OneOrMore.Value },
Rhs = { new InsertSegments(Table3, "di+"), new CopyFromInput("1") }
});
morpher = new Morpher(SpanFactory, TraceManager, Language);
output = morpher.ParseWord("pʰutdidat").ToList();
AssertMorphsEqual(output, "5 PAST 9");
AssertRootAllomorphsEquals(output, "9");
Allophonic.MorphologicalRules.RemoveAt(0);
rule1.MaxApplicationCount = 2;
rule1.Subrules.Clear();
rule1.Subrules.Add(new CompoundingSubrule
{
HeadLhs = { Pattern <Word, ShapeNode> .New("head").Annotation(any).OneOrMore.Value },
NonHeadLhs = { Pattern <Word, ShapeNode> .New("nonHead").Annotation(any).OneOrMore.Value },
Rhs = { new CopyFromInput("head"), new InsertSegments(Table3, "+"), new CopyFromInput("nonHead") }
});
morpher = new Morpher(SpanFactory, TraceManager, Language)
{
MaxStemCount = 3
};
output = morpher.ParseWord("pʰutdatpip").ToList();
AssertMorphsEqual(output, "5 8 41", "5 9 41");
AssertRootAllomorphsEquals(output, "5");
rule1.MaxApplicationCount = 1;
var rule2 = new CompoundingRule {
Name = "rule2"
};
Allophonic.MorphologicalRules.Add(rule2);
rule2.Subrules.Add(new CompoundingSubrule
{
HeadLhs = { Pattern <Word, ShapeNode> .New("head").Annotation(any).OneOrMore.Value },
NonHeadLhs = { Pattern <Word, ShapeNode> .New("nonHead").Annotation(any).OneOrMore.Value },
Rhs = { new CopyFromInput("nonHead"), new InsertSegments(Table3, "+"), new CopyFromInput("head") }
});
morpher = new Morpher(SpanFactory, TraceManager, Language)
{
MaxStemCount = 3
};
output = morpher.ParseWord("pʰutdatpip").ToList();
AssertMorphsEqual(output, "5 8 41", "5 9 41");
AssertRootAllomorphsEquals(output, "8", "9");
}
public void NonFinalTemplate()
{
var any = FeatureStruct.New().Symbol(HCFeatureSystem.Segment).Value;
var alvStop = FeatureStruct.New(Language.PhonologicalFeatureSystem)
.Symbol(HCFeatureSystem.Segment)
.Symbol("cons+")
.Symbol("strident-")
.Symbol("del_rel-")
.Symbol("alveolar").Value;
var voicelessCons = FeatureStruct.New(Language.PhonologicalFeatureSystem)
.Symbol(HCFeatureSystem.Segment)
.Symbol("cons+")
.Symbol("vd-").Value;
var edSuffix = new AffixProcessRule
{
Name = "ed_suffix",
Gloss = "PAST",
};
edSuffix.Allomorphs.Add(new AffixProcessAllomorph
{
Lhs =
{
Pattern <Word, ShapeNode> .New("1").Annotation(any).OneOrMore.Value,
Pattern <Word, ShapeNode> .New("2").Annotation(alvStop).Value
},
Rhs = { new CopyFromInput("1"), new CopyFromInput("2"), new InsertSegments(Table3, "ɯd") }
});
edSuffix.Allomorphs.Add(new AffixProcessAllomorph
{
Lhs = { Pattern <Word, ShapeNode> .New("1").Annotation(any).OneOrMore.Annotation(voicelessCons).Value },
Rhs = { new CopyFromInput("1"), new InsertSegments(Table3, "t") }
});
edSuffix.Allomorphs.Add(new AffixProcessAllomorph
{
Lhs = { Pattern <Word, ShapeNode> .New("1").Annotation(any).OneOrMore.Value },
Rhs = { new CopyFromInput("1"), new InsertSegments(Table3, "d") }
});
var verbTemplate = new AffixTemplate
{
Name = "verb",
RequiredSyntacticFeatureStruct = FeatureStruct.New(Language.SyntacticFeatureSystem).Symbol("V").Value
};
verbTemplate.Slots.Add(new AffixTemplateSlot(edSuffix));
Morphophonemic.AffixTemplates.Add(verbTemplate);
var nominalizer = new AffixProcessRule
{
Name = "nominalizer",
Gloss = "NOM",
RequiredSyntacticFeatureStruct = FeatureStruct.New(Language.SyntacticFeatureSystem).Symbol("V").Value,
OutSyntacticFeatureStruct = FeatureStruct.New(Language.SyntacticFeatureSystem).Symbol("N").Value
};
nominalizer.Allomorphs.Add(new AffixProcessAllomorph
{
Lhs = { Pattern <Word, ShapeNode> .New("1").Annotation(any).OneOrMore.Value },
Rhs = { new CopyFromInput("1"), new InsertSegments(Table3, "v") }
});
Morphophonemic.MorphologicalRules.Add(nominalizer);
var crule = new CompoundingRule
{
Name = "rule1",
HeadRequiredSyntacticFeatureStruct = FeatureStruct.New(Language.SyntacticFeatureSystem)
.Symbol("V").Value,
NonHeadRequiredSyntacticFeatureStruct = FeatureStruct.New(Language.SyntacticFeatureSystem)
.Symbol("N").Value,
OutSyntacticFeatureStruct = FeatureStruct.New(Language.SyntacticFeatureSystem).Symbol("N").Value
};
crule.Subrules.Add(new CompoundingSubrule
{
HeadLhs = { Pattern <Word, ShapeNode> .New("head").Annotation(any).OneOrMore.Value },
NonHeadLhs = { Pattern <Word, ShapeNode> .New("nonHead").Annotation(any).OneOrMore.Value },
Rhs = { new CopyFromInput("head"), new InsertSegments(Table3, "+"), new CopyFromInput("nonHead") }
});
Morphophonemic.MorphologicalRules.Add(crule);
var sSuffix = new AffixProcessRule
{
Name = "s_suffix",
Gloss = "PL",
RequiredSyntacticFeatureStruct = FeatureStruct.New(Language.SyntacticFeatureSystem).Symbol("N").Value,
};
sSuffix.Allomorphs.Add(new AffixProcessAllomorph
{
Lhs = { Pattern <Word, ShapeNode> .New("1").Annotation(any).OneOrMore.Value },
Rhs = { new CopyFromInput("1"), new InsertSegments(Table3, "s") }
});
var nounTemplate = new AffixTemplate
{
Name = "noun",
RequiredSyntacticFeatureStruct = FeatureStruct.New(Language.SyntacticFeatureSystem).Symbol("N").Value
};
nounTemplate.Slots.Add(new AffixTemplateSlot(sSuffix)
{
Optional = true
});
Morphophonemic.AffixTemplates.Add(nounTemplate);
var morpher = new Morpher(TraceManager, Language);
AssertMorphsEqual(morpher.ParseWord("sagd"), "32 PAST");
AssertMorphsEqual(morpher.ParseWord("sagdv"));
AssertMorphsEqual(morpher.ParseWord("sagdvs"));
AssertMorphsEqual(morpher.ParseWord("sagdmi"));
AssertMorphsEqual(morpher.ParseWord("sagdmis"));
verbTemplate.IsFinal = false;
morpher = new Morpher(TraceManager, Language);
AssertMorphsEqual(morpher.ParseWord("sagd"));
AssertMorphsEqual(morpher.ParseWord("sagdv"), "32 PAST NOM");
AssertMorphsEqual(morpher.ParseWord("sagdvs"), "32 PAST NOM PL");
AssertMorphsEqual(morpher.ParseWord("sagdmi"), "32 PAST 53");
AssertMorphsEqual(morpher.ParseWord("sagdmis"), "32 PAST 53 PL");
}
private bool TryLoadCompoundingRule(XElement compRuleElem, CharacterDefinitionTable defaultTable, out IMorphologicalRule mrule)
{
var compRuleID = (string) compRuleElem.Attribute("id");
var compRule = new CompoundingRule
{
Name = (string) compRuleElem.Element("Name"),
Blockable = (bool?) compRuleElem.Attribute("blockable") ?? true
};
var multApp = (string) compRuleElem.Attribute("multipleApplication");
if (!string.IsNullOrEmpty(multApp))
compRule.MaxApplicationCount = int.Parse(multApp);
var fs = new FeatureStruct();
var headRequiredPos = (string) compRuleElem.Attribute("headPartsOfSpeech");
if (!string.IsNullOrEmpty(headRequiredPos))
fs.AddValue(_posFeature, ParsePartsOfSpeech(headRequiredPos));
XElement headRequiredHeadFeatElem = compRuleElem.Element("HeadRequiredHeadFeatures");
if (headRequiredHeadFeatElem != null)
fs.AddValue(_headFeature, LoadFeatureStruct(headRequiredHeadFeatElem, _language.SyntacticFeatureSystem));
XElement headRequiredFootFeatElem = compRuleElem.Element("HeadRequiredFootFeatures");
if (headRequiredFootFeatElem != null)
fs.AddValue(_footFeature, LoadFeatureStruct(headRequiredFootFeatElem, _language.SyntacticFeatureSystem));
fs.Freeze();
compRule.HeadRequiredSyntacticFeatureStruct = fs;
fs = new FeatureStruct();
var nonHeadRequiredPos = (string) compRuleElem.Attribute("nonHeadPartsOfSpeech");
if (!string.IsNullOrEmpty(nonHeadRequiredPos))
fs.AddValue(_posFeature, ParsePartsOfSpeech(nonHeadRequiredPos));
XElement nonHeadRequiredHeadFeatElem = compRuleElem.Element("NonHeadRequiredHeadFeatures");
if (nonHeadRequiredHeadFeatElem != null)
fs.AddValue(_headFeature, LoadFeatureStruct(nonHeadRequiredHeadFeatElem, _language.SyntacticFeatureSystem));
XElement nonHeadRequiredFootFeatElem = compRuleElem.Element("NonHeadRequiredFootFeatures");
if (nonHeadRequiredFootFeatElem != null)
fs.AddValue(_footFeature, LoadFeatureStruct(nonHeadRequiredFootFeatElem, _language.SyntacticFeatureSystem));
fs.Freeze();
compRule.NonHeadRequiredSyntacticFeatureStruct = fs;
fs = new FeatureStruct();
var outPos = (string) compRuleElem.Attribute("outputPartOfSpeech");
if (!string.IsNullOrEmpty(outPos))
fs.AddValue(_posFeature, ParsePartsOfSpeech(outPos));
XElement outHeadFeatElem = compRuleElem.Element("OutputHeadFeatures");
if (outHeadFeatElem != null)
fs.AddValue(_headFeature, LoadFeatureStruct(outHeadFeatElem, _language.SyntacticFeatureSystem));
XElement outFootFeatElem = compRuleElem.Element("OutputFootFeatures");
if (outFootFeatElem != null)
fs.AddValue(_footFeature, LoadFeatureStruct(outFootFeatElem, _language.SyntacticFeatureSystem));
fs.Freeze();
compRule.OutSyntacticFeatureStruct = fs;
var obligHeadIDsStr = (string) compRuleElem.Attribute("outputObligatoryFeatures");
if (!string.IsNullOrEmpty(obligHeadIDsStr))
{
foreach (string obligHeadID in obligHeadIDsStr.Split(' '))
compRule.ObligatorySyntacticFeatures.Add(_language.SyntacticFeatureSystem.GetFeature(obligHeadID));
}
foreach (XElement subruleElem in compRuleElem.Elements("CompoundingSubrules").Elements("CompoundingSubrule").Where(IsActive))
{
try
{
compRule.Subrules.Add(LoadCompoundingSubrule(subruleElem, defaultTable));
}
catch (Exception e)
{
if (_errorHandler != null)
_errorHandler(e, compRuleID);
else
throw;
}
}
if (compRule.Subrules.Count > 0)
{
mrule = compRule;
return true;
}
mrule = null;
return false;
}
