ЯсноПонятно24

class CorrectorBuilder { constructor() { this.rules = []; }

addRule(search, replaceTo) {
    if (Array.isArray(search)) {
        search.forEach(item => {
            this.rules.push({ search: item, replaceTo });
        });
    } else {
        this.rules.push({ search, replaceTo });
    }
    return this;
}

getResult() {
    return new Corrector(this.rules);
}

}

class Corrector { constructor(rules) { this.rules = rules; }

correct(text) {
    let correctedText = text;
    this.rules.forEach(rule => {
        correctedText = correctedText.replace(new RegExp(rule.search, 'g'), rule.replaceTo);
    });
    return correctedText;
}

}

// Пример использования const corrector = new CorrectorBuilder() .addRule('hello', 'hi') .addRule(['apple', 'orange'], 'fruit') .getResult();

console.log(corrector.correct('hello, apple and orange')); // Output: hi, fruit and fruit