EntregaFinalAV3/node_modules/rxjs/dist/cjs/internal/operators/takeLast.js

"use strict";
var __values = (this && this.__values) || function(o) {
    var s = typeof Symbol === "function" && Symbol.iterator, m = s && o[s], i = 0;
    if (m) return m.call(o);
    if (o && typeof o.length === "number") return {
        next: function () {
            if (o && i >= o.length) o = void 0;
            return { value: o && o[i++], done: !o };
        }
    };
    throw new TypeError(s ? "Object is not iterable." : "Symbol.iterator is not defined.");
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.takeLast = void 0;
var empty_1 = require("../observable/empty");
var lift_1 = require("../util/lift");
var OperatorSubscriber_1 = require("./OperatorSubscriber");
function takeLast(count) {
    return count <= 0
        ? function () { return empty_1.EMPTY; }
        : lift_1.operate(function (source, subscriber) {
            var buffer = [];
            source.subscribe(OperatorSubscriber_1.createOperatorSubscriber(subscriber, function (value) {
                buffer.push(value);
                count < buffer.length && buffer.shift();
            }, function () {
                var e_1, _a;
                try {
                    for (var buffer_1 = __values(buffer), buffer_1_1 = buffer_1.next(); !buffer_1_1.done; buffer_1_1 = buffer_1.next()) {
                        var value = buffer_1_1.value;
                        subscriber.next(value);
                    }
                }
                catch (e_1_1) { e_1 = { error: e_1_1 }; }
                finally {
                    try {
                        if (buffer_1_1 && !buffer_1_1.done && (_a = buffer_1.return)) _a.call(buffer_1);
                    }
                    finally { if (e_1) throw e_1.error; }
                }
                subscriber.complete();
            }, undefined, function () {
                buffer = null;
            }));
        });
}
exports.takeLast = takeLast;
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