private string PublicPluralize(string word)
{
// words that we know of
if (_userDictionary.ExistsInFirst(word))
{
return(_userDictionary.GetSecondValue(word));
}
if (IsNoOpWord(word))
{
return(word);
}
string prefixWord;
string suffixWord = GetSuffixWord(word, out prefixWord);
// by me -> by me
if (IsNoOpWord(suffixWord))
{
return(prefixWord + suffixWord);
}
// handle the word that do not inflect in the plural form
if (IsUninflective(suffixWord))
{
return(prefixWord + suffixWord);
}
// if word is one of the known plural forms, then just return
if (_knownPluralWords.Contains(suffixWord.ToLowerInvariant()) || IsPlural(suffixWord))
{
return(prefixWord + suffixWord);
}
// handle irregular plurals, e.g. "ox" -> "oxen"
if (_irregularPluralsPluralizationService.ExistsInFirst(suffixWord))
{
return(prefixWord + _irregularPluralsPluralizationService.GetSecondValue(suffixWord));
}
string newSuffixWord;
if (TryInflectOnSuffixInWord(suffixWord,
new List <string> {
"man"
},
s => s.Remove(s.Length - 2, 2) + "en", Culture, out newSuffixWord))
{
return(prefixWord + newSuffixWord);
}
// handle irregular inflections for common suffixes, e.g. "mouse" -> "mice"
if (TryInflectOnSuffixInWord(suffixWord,
new List <string> {
"louse", "mouse"
},
s => s.Remove(s.Length - 4, 4) + "ice", Culture, out newSuffixWord))
{
return(prefixWord + newSuffixWord);
}
if (TryInflectOnSuffixInWord(suffixWord,
new List <string> {
"tooth"
},
s => s.Remove(s.Length - 4, 4) + "eeth", Culture, out newSuffixWord))
{
return(prefixWord + newSuffixWord);
}
if (TryInflectOnSuffixInWord(suffixWord,
new List <string> {
"goose"
},
s => s.Remove(s.Length - 4, 4) + "eese", Culture, out newSuffixWord))
{
return(prefixWord + newSuffixWord);
}
if (TryInflectOnSuffixInWord(suffixWord,
new List <string> {
"foot"
},
s => s.Remove(s.Length - 3, 3) + "eet", Culture, out newSuffixWord))
{
return(prefixWord + newSuffixWord);
}
if (TryInflectOnSuffixInWord(suffixWord,
new List <string> {
"zoon"
},
s => s.Remove(s.Length - 3, 3) + "oa", Culture, out newSuffixWord))
{
return(prefixWord + newSuffixWord);
}
if (TryInflectOnSuffixInWord(suffixWord,
new List <string> {
"cis", "sis", "xis"
},
s => s.Remove(s.Length - 2, 2) + "es", Culture, out newSuffixWord))
{
return(prefixWord + newSuffixWord);
}
// handle assimilated classical inflections, e.g. vertebra -> vertebrae
if (_assimilatedClassicalInflectionPluralizationService.ExistsInFirst(suffixWord))
{
return(prefixWord + _assimilatedClassicalInflectionPluralizationService.GetSecondValue(suffixWord));
}
// Handle the classical variants of modern inflections
//
if (_classicalInflectionPluralizationService.ExistsInFirst(suffixWord))
{
return(prefixWord + _classicalInflectionPluralizationService.GetSecondValue(suffixWord));
}
if (TryInflectOnSuffixInWord(suffixWord,
new List <string> {
"trix"
},
s => s.Remove(s.Length - 1, 1) + "ces", Culture, out newSuffixWord))
{
return(prefixWord + newSuffixWord);
}
if (TryInflectOnSuffixInWord(suffixWord,
new List <string> {
"eau", "ieu"
},
s => s + "x", Culture, out newSuffixWord))
{
return(prefixWord + newSuffixWord);
}
if (_wordsEndingWithInxAnxYnxPluralizationService.ExistsInFirst(suffixWord))
{
return(prefixWord + _wordsEndingWithInxAnxYnxPluralizationService.GetSecondValue(suffixWord));
}
// [cs]h and ss that take es as plural form
if (TryInflectOnSuffixInWord(suffixWord, new List <string> {
"ch", "sh", "ss"
}, s => s + "es", Culture, out newSuffixWord))
{
return(prefixWord + newSuffixWord);
}
// f, fe that take ves as plural form
if (TryInflectOnSuffixInWord(suffixWord,
new List <string> {
"alf", "elf", "olf", "eaf", "arf"
},
s => s.EndsWith("deaf", true, Culture) ? s : s.Remove(s.Length - 1, 1) + "ves", Culture, out newSuffixWord))
{
return(prefixWord + newSuffixWord);
}
if (TryInflectOnSuffixInWord(suffixWord,
new List <string> {
"nife", "life", "wife"
},
s => s.Remove(s.Length - 2, 2) + "ves", Culture, out newSuffixWord))
{
return(prefixWord + newSuffixWord);
}
// y takes ys as plural form if preceded by a vowel, but ies if preceded by a consonant, e.g. stays, skies
if (TryInflectOnSuffixInWord(suffixWord,
new List <string> {
"ay", "ey", "iy", "oy", "uy"
},
s => s + "s", Culture, out newSuffixWord))
{
return(prefixWord + newSuffixWord);
}
//
if (suffixWord.EndsWith("y", true, Culture))
{
return(prefixWord + suffixWord.Remove(suffixWord.Length - 1, 1) + "ies");
}
// handle some of the words o -> os, and [vowel]o -> os, and the rest are o->oes
if (_oSuffixPluralizationService.ExistsInFirst(suffixWord))
{
return(prefixWord + _oSuffixPluralizationService.GetSecondValue(suffixWord));
}
if (TryInflectOnSuffixInWord(suffixWord,
new List <string> {
"ao", "eo", "io", "oo", "uo"
},
s => s + "s", Culture, out newSuffixWord))
{
return(prefixWord + newSuffixWord);
}
if (suffixWord.EndsWith("o", true, Culture) || suffixWord.EndsWith("s", true, Culture))
{
return(prefixWord + suffixWord + "es");
}
if (suffixWord.EndsWith("x", true, Culture))
{
return(prefixWord + suffixWord + "es");
}
// cats, bags, hats, speakers
return(prefixWord + suffixWord + "s");
}