shevchenko

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JavaScript library for declension of Ukrainian anthroponyms
tooleks.github.io/shevchenko-js
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JavaScript
/**
 * @file JavaScript library for declension of Ukrainian anthroponyms
 * @module shevchenko
 * @version 3.2.2
 * @author Oleksandr Tolochko <shevchenko-js@tooleks.com>
 * @license MIT
 * @copyright 2017-2026 Oleksandr Tolochko <shevchenko-js@tooleks.com>
 * @see {@link git+https://github.com/tooleks/shevchenko-js.git}
 */
'use strict';

require('../language/alphabet.js');
require('../language/word-class.js');
var linguistics = require('../language/linguistics.js');
require('../language/grammatical-case.js');
var grammaticalGender = require('../language/grammatical-gender.js');
var nameInflector = require('./name-inflector.js');

const UNCERTAIN_FEMININE_FAMILY_NAME_PATTERN = /[ая]$/i;
const UNCERTAIN_MASCULINE_FAMILY_NAME_PATTERN = /(ой|ий|ій|их)$/i;
class FamilyNameInflector extends nameInflector.NameInflector {
    constructor(wordInflector, familyNameClassifier) {
        super();
        this.wordInflector = wordInflector;
        this.familyNameClassifier = familyNameClassifier;
    }
    /**
     * @inheritdoc
     */
    async inflectNamePart(familyName, gender, grammaticalCase, isLastWord) {
        if (!isLastWord && linguistics.isMonosyllable(familyName)) {
            return familyName;
        }
        let familyNameClass = null;
        if (this.isUncertainFamilyNameClass(familyName, gender)) {
            familyNameClass = await this.familyNameClassifier.classify(familyName);
        }
        return this.wordInflector.inflect(familyName, {
            grammaticalCase: grammaticalCase,
            gender: gender,
            wordClass: familyNameClass === null || familyNameClass === void 0 ? void 0 : familyNameClass.wordClass,
            applicationType: 'familyName',
        });
    }
    /**
     * Determines whether a given family name could be both a noun or adjective word class.
     */
    isUncertainFamilyNameClass(familyName, gender) {
        return ((gender === grammaticalGender.GrammaticalGender.FEMININE &&
            UNCERTAIN_FEMININE_FAMILY_NAME_PATTERN.test(familyName)) ||
            (gender === grammaticalGender.GrammaticalGender.MASCULINE &&
                UNCERTAIN_MASCULINE_FAMILY_NAME_PATTERN.test(familyName)));
    }
}

exports.FamilyNameInflector = FamilyNameInflector;