sequency/lib/elementAtOrElse.js

Functional sequences for processing iterable data in JavaScript

Object.defineProperty(exports, "__esModule", { value: true });
exports.ElementAtOrElse = void 0;
var ElementAtOrElse = /** @class */ (function () {
    function ElementAtOrElse() {
    }
    /**
     * Returns the element at position `index` (zero-based). If `index` is out of bounds returns
     * the result of the given `defaultValue` function.
     *
     * @param {number} index
     * @param defaultValue
     * @returns {T}
     */
    ElementAtOrElse.prototype.elementAtOrElse = function (index, defaultValue) {
        var i = 0;
        for (var item = this.iterator.next(); !item.done; item = this.iterator.next()) {
            if (i === index) {
                return item.value;
            }
            i++;
        }
        return defaultValue(index);
    };
    return ElementAtOrElse;
}());
exports.ElementAtOrElse = ElementAtOrElse;
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