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Federico Liva
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Add italian rules
1 parent 57c8f08 commit d3a8df8

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‎src/InflectorFactory.php‎

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@@ -6,6 +6,7 @@
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use Doctrine\Inflector\Rules\English;
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use Doctrine\Inflector\Rules\French;
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use Doctrine\Inflector\Rules\Italian;
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use Doctrine\Inflector\Rules\NorwegianBokmal;
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use Doctrine\Inflector\Rules\Portuguese;
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use Doctrine\Inflector\Rules\Spanish;
@@ -30,6 +31,9 @@ public static function createForLanguage(string $language): LanguageInflectorFac
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case Language::FRENCH:
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return new French\InflectorFactory();
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case Language::ITALIAN:
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return new Italian\InflectorFactory();
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case Language::NORWEGIAN_BOKMAL:
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return new NorwegianBokmal\InflectorFactory();
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‎src/Language.php‎

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@@ -8,6 +8,7 @@ final class Language
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{
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public const ENGLISH = 'english';
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public const FRENCH = 'french';
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public const ITALIAN = 'italian';
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public const NORWEGIAN_BOKMAL = 'norwegian-bokmal';
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public const PORTUGUESE = 'portuguese';
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public const SPANISH = 'spanish';

‎src/Rules/Italian/Inflectible.php‎

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<?php
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declare(strict_types=1);
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namespace Doctrine\Inflector\Rules\Italian;
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use Doctrine\Inflector\Rules\Pattern;
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use Doctrine\Inflector\Rules\Substitution;
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use Doctrine\Inflector\Rules\Transformation;
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use Doctrine\Inflector\Rules\Word;
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class Inflectible
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{
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/** @return iterable<Transformation> */
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public static function getSingular(): iterable
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{
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// Reverse of -sce → -scia (fasce → fascia)
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yield new Transformation(new Pattern('([aeiou])sce$'), '\\1scia');
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// Reverse of -cie → -cia (farmacia → farmacie)
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yield new Transformation(new Pattern('cie$'), 'cia');
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// Reverse of -gie → -gia (bugia → bugie)
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yield new Transformation(new Pattern('gie$'), 'gia');
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// Reverse of -ce → -cia (arance → arancia)
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yield new Transformation(new Pattern('([^aeiou])ce$'), '\1cia');
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// Reverse of -ge → -gia (valige → valigia)
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yield new Transformation(new Pattern('([^aeiou])ge$'), '\1gia');
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// Reverse of -chi → -co (bachi → baco)
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yield new Transformation(new Pattern('([bcdfghjklmnpqrstvwxyz][aeiou])chi$'), '\1co');
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// Reverse of -ghi → -go (laghi → lago)
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yield new Transformation(new Pattern('([bcdfghjklmnpqrstvwxyz][aeiou])ghi$'), '\1go');
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// Reverse of -ci → -co (medici → medico)
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yield new Transformation(new Pattern('([aeiou][bcdfghjklmnpqrstvwxyz])ci$'), '\1co');
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// Reverse of -gi → -go (psicologi → psicologo)
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yield new Transformation(new Pattern('([aeiou][bcdfghjklmnpqrstvwxyz])gi$'), '\1go');
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// Reverse of -i → -io (zii → zio, negozi → negozio)
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// This is more complex due to Italian's stress patterns, but we'll handle the basic case
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yield new Transformation(new Pattern('([^aeiou])i$'), '\1io');
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// Handle words that end with -i but should go to -co/-go (amici → amico, not amice)
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yield new Transformation(new Pattern('([^aeiou])ci$'), '\1co');
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yield new Transformation(new Pattern('([^aeiou])gi$'), '\1go');
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// Reverse of -a → -e
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yield new Transformation(new Pattern('e$'), 'a');
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// Reverse of -e → -i
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yield new Transformation(new Pattern('i$'), 'e');
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// Reverse of -o → -i
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yield new Transformation(new Pattern('i$'), 'o');
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}
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/** @return iterable<Transformation> */
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public static function getPlural(): iterable
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{
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// Words ending in -scia without stress on 'i' become -sce (e.g. fascia → fasce)
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yield new Transformation(new Pattern('([aeiou])scia$'), '\\1sce');
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// Words ending in -cia/gia with stress on 'i' keep the 'i' in plural
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yield new Transformation(new Pattern('cia$'), 'cie'); // e.g. farmacia → farmacie
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yield new Transformation(new Pattern('gia$'), 'gie'); // e.g. bugia → bugie
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// Words ending in -cia/gia without stress on 'i' lose the 'i' in plural
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yield new Transformation(new Pattern('([^aeiou])cia$'), '\\1ce'); // e.g. arancia → arance
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yield new Transformation(new Pattern('([^aeiou])gia$'), '\\1ge'); // e.g. valigia → valige
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// Words ending in -co/-go with stress on 'o' become -chi/-ghi
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yield new Transformation(new Pattern('([bcdfghjklmnpqrstvwxyz][aeiou])co$'), '\\1chi'); // e.g. baco → bachi
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yield new Transformation(new Pattern('([bcdfghjklmnpqrstvwxyz][aeiou])go$'), '\\1ghi'); // e.g. lago → laghi
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// Words ending in -co/-go with stress on the penultimate syllable become -ci/-gi
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yield new Transformation(new Pattern('([aeiou][bcdfghjklmnpqrstvwxyz])co$'), '\\1ci'); // e.g. medico → medici
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yield new Transformation(new Pattern('([aeiou][bcdfghjklmnpqrstvwxyz])go$'), '\\1gi'); // e.g. psicologo → psicologi
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// Words ending in -io with stress on 'i' keep the 'i' in plural
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yield new Transformation(new Pattern('([^aeiou])io$'), '\\1i'); // e.g. zio → zii
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// Words ending in -io with stress on 'o' lose the 'i' in plural
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yield new Transformation(new Pattern('([aeiou])io$'), '\\1i'); // e.g. negozio → negozi
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// Standard ending rules
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yield new Transformation(new Pattern('a$'), 'e'); // -a → -e
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yield new Transformation(new Pattern('e$'), 'i'); // -e → -i
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yield new Transformation(new Pattern('o$'), 'i'); // -o → -i
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}
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/** @return iterable<Substitution> */
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public static function getIrregular(): iterable
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{
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// Irregular substitutions (singular => plural)
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$irregulars = [
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'ala' => 'ali',
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'albergo' => 'alberghi',
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'amica' => 'amiche',
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'amico' => 'amici',
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'ampio' => 'ampi',
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'arancia' => 'arance',
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'arma' => 'armi',
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'asparago' => 'asparagi',
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'banca' => 'banche',
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'belga' => 'belgi',
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'braccio' => 'braccia',
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'budello' => 'budella',
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'bue' => 'buoi',
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'caccia' => 'cacce',
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'calcagno' => 'calcagna',
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'camicia' => 'camicie',
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'cane' => 'cani',
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'capitale' => 'capitali',
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'carcere' => 'carceri',
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'casa' => 'case',
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'cavaliere' => 'cavalieri',
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'centinaio' => 'centinaia',
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'cerchio' => 'cerchia',
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'cervello' => 'cervella',
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'chiave' => 'chiavi',
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'chirurgo' => 'chirurgi',
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'ciglio' => 'ciglia',
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'città' => 'città',
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'corno' => 'corna',
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'corpo' => 'corpi',
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'crisi' => 'crisi',
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'dente' => 'denti',
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'dio' => 'dei',
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'dito' => 'dita',
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'dottore' => 'dottori',
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'fiore' => 'fiori',
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'fratello' => 'fratelli',
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'fuoco' => 'fuochi',
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'gamba' => 'gambe',
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'ginocchio' => 'ginocchia',
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'gioco' => 'giochi',
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'giornale' => 'giornali',
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'giraffa' => 'giraffe',
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'labbro' => 'labbra',
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'lenzuolo' => 'lenzuola',
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'libro' => 'libri',
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'madre' => 'madri',
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'maestro' => 'maestri',
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'magico' => 'magici',
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'mago' => 'maghi',
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'maniaco' => 'maniaci',
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'manico' => 'manici',
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'mano' => 'mani',
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'medico' => 'medici',
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'membro' => 'membri',
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'metropoli' => 'metropoli',
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'migliaio' => 'migliaia',
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'miglio' => 'miglia',
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'mille' => 'mila',
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'mio' => 'miei',
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'moglie' => 'mogli',
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'mosaico' => 'mosaici',
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'muro' => 'muri',
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'nemico' => 'nemici',
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'nome' => 'nomi',
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'occhio' => 'occhi',
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'orecchio' => 'orecchi',
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'osso' => 'ossa',
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'paio' => 'paia',
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'pane' => 'pani',
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'papa' => 'papi',
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'pasta' => 'paste',
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'penna' => 'penne',
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'pesce' => 'pesci',
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'piede' => 'piedi',
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'pittore' => 'pittori',
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'poeta' => 'poeti',
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'porco' => 'porci',
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'porto' => 'porti',
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'problema' => 'problemi',
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'ragazzo' => 'ragazzi',
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're' => 're',
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'rene' => 'reni',
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'riso' => 'risa',
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'rosa' => 'rosa',
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'sale' => 'sali',
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'sarto' => 'sarti',
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'scuola' => 'scuole',
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'serie' => 'serie',
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'serramento' => 'serramenta',
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'sorella' => 'sorelle',
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'specie' => 'specie',
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'staio' => 'staia',
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'stazione' => 'stazioni',
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'strido' => 'strida',
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'strillo' => 'strilla',
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'studio' => 'studi',
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'suo' => 'suoi',
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'superficie' => 'superfici',
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'tavolo' => 'tavoli',
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'tempio' => 'templi',
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'treno' => 'treni',
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'tuo' => 'tuoi',
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'uomo' => 'uomini',
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'uovo' => 'uova',
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'urlo' => 'urla',
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'valigia' => 'valigie',
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'vestigio' => 'vestigia',
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'vino' => 'vini',
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'viola' => 'viola',
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'zio' => 'zii',
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];
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foreach ($irregulars as $singular => $plural) {
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yield new Substitution(new Word($singular), new Word($plural));
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}
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}
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}

‎src/Rules/Italian/InflectorFactory.php‎

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<?php
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declare(strict_types=1);
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namespace Doctrine\Inflector\Rules\Italian;
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use Doctrine\Inflector\GenericLanguageInflectorFactory;
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use Doctrine\Inflector\Rules\Ruleset;
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final class InflectorFactory extends GenericLanguageInflectorFactory
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{
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protected function getSingularRuleset(): Ruleset
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{
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return Rules::getSingularRuleset();
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}
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protected function getPluralRuleset(): Ruleset
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{
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return Rules::getPluralRuleset();
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}
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}

‎src/Rules/Italian/Rules.php‎

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<?php
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declare(strict_types=1);
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namespace Doctrine\Inflector\Rules\Italian;
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use Doctrine\Inflector\Rules\Patterns;
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use Doctrine\Inflector\Rules\Ruleset;
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use Doctrine\Inflector\Rules\Substitutions;
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use Doctrine\Inflector\Rules\Transformations;
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final class Rules
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{
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public static function getSingularRuleset(): Ruleset
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{
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return new Ruleset(
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new Transformations(...Inflectible::getSingular()),
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new Patterns(...Uninflected::getSingular()),
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(new Substitutions(...Inflectible::getIrregular()))->getFlippedSubstitutions()
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);
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}
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public static function getPluralRuleset(): Ruleset
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{
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return new Ruleset(
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new Transformations(...Inflectible::getPlural()),
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new Patterns(...Uninflected::getPlural()),
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new Substitutions(...Inflectible::getIrregular())
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);
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}
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}

‎src/Rules/Italian/Uninflected.php‎

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<?php
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declare(strict_types=1);
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namespace Doctrine\Inflector\Rules\Italian;
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use Doctrine\Inflector\Rules\Pattern;
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final class Uninflected
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{
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/** @return iterable<Pattern> */
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public static function getSingular(): iterable
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{
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yield from self::getDefault();
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}
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/** @return iterable<Pattern> */
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public static function getPlural(): iterable
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{
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yield from self::getDefault();
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}
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/** @return iterable<Pattern> */
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private static function getDefault(): iterable
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{
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// Invariable words (same form in singular and plural)
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$invariables = [
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'alpaca',
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'auto',
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'bar',
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'blu',
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'boia',
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'boomerang',
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'brindisi',
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'campus',
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'computer',
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'crisi',
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'crocevia',
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'dopocena',
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'film',
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'foto',
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'fuchsia',
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'gnu',
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'gorilla',
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'gru',
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'iguana',
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'kamikaze',
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'karaoke',
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'koala',
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'lama',
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'menu',
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'metropoli',
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'moto',
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'opossum',
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'panda',
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'quiz',
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'radio',
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're',
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'scacciapensieri',
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'serie',
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'smartphone',
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'sosia',
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'sottoscala',
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'specie',
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'sport',
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'tablet',
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'taxi',
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'vaglia',
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'virtù',
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'virus',
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'yogurt',
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'foto',
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'fuchsia',
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];
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foreach ($invariables as $word) {
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yield new Pattern($word);
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}
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}
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}

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