sequency/lib/indexOf.js

Functional sequences for processing iterable data in JavaScript

Object.defineProperty(exports, "__esModule", { value: true });
exports.IndexOf = void 0;
var IndexOf = /** @class */ (function () {
    function IndexOf() {
    }
    /**
     * Returns the zero-based index of the given `element` or -1 if the sequence does not contain the element.
     *
     * @param {T} element
     * @returns {number}
     */
    IndexOf.prototype.indexOf = function (element) {
        var index = 0;
        for (var item = this.iterator.next(); !item.done; item = this.iterator.next()) {
            if (element === item.value) {
                return index;
            }
            index++;
        }
        return -1;
    };
    return IndexOf;
}());
exports.IndexOf = IndexOf;
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