EntregaFinalAV3/node_modules/rxjs/dist/esm5/internal/operators/takeLast.js

import { __values } from "tslib";
import { EMPTY } from '../observable/empty';
import { operate } from '../util/lift';
import { createOperatorSubscriber } from './OperatorSubscriber';
export function takeLast(count) {
    return count <= 0
        ? function () { return EMPTY; }
        : operate(function (source, subscriber) {
            var buffer = [];
            source.subscribe(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;
            }));
        });
}
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