cardation/built/lib/model/pattern/Pair.js

fundation of card games, card model

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const CardError_1 = require("../../error/CardError");
class Pair {
    /**
     * Test if the cards form a pair.
     * @param {Card[]} cards cards to be tested
     * @returns {boolean} true if the cards form a pair
     */
    static isPair(cards) {
        if (cards.length !== 2) {
            return false;
        }
        const [firstCard] = cards;
        if (firstCard.getRank() !== cards[1].getRank()) {
            return false;
        }
        return true;
    }
    _cards;
    constructor(cards) {
        if (cards.length !== 2) {
            throw new CardError_1.default('[Pair][constructor]: there must be two cards to form a pair!');
        }
        const [firstCard] = cards;
        if (!firstCard.equals(cards[1])) {
            throw new CardError_1.default('[Pair][constructor]: the two cards must be identical to form a pair!');
        }
        this._cards = [...cards];
    }
    getCards() {
        return [...this._cards];
    }
}
exports.default = Pair;