Last change
on this file was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago |
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File size:
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1 | import { SimpleOuterSubscriber, SimpleInnerSubscriber, innerSubscribe } from '../innerSubscribe';
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2 | export function catchError(selector) {
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3 | return function catchErrorOperatorFunction(source) {
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4 | const operator = new CatchOperator(selector);
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5 | const caught = source.lift(operator);
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6 | return (operator.caught = caught);
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7 | };
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8 | }
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9 | class CatchOperator {
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10 | constructor(selector) {
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11 | this.selector = selector;
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12 | }
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13 | call(subscriber, source) {
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14 | return source.subscribe(new CatchSubscriber(subscriber, this.selector, this.caught));
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15 | }
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16 | }
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17 | class CatchSubscriber extends SimpleOuterSubscriber {
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18 | constructor(destination, selector, caught) {
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19 | super(destination);
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20 | this.selector = selector;
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21 | this.caught = caught;
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22 | }
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23 | error(err) {
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24 | if (!this.isStopped) {
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25 | let result;
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26 | try {
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27 | result = this.selector(err, this.caught);
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28 | }
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29 | catch (err2) {
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30 | super.error(err2);
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31 | return;
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32 | }
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33 | this._unsubscribeAndRecycle();
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34 | const innerSubscriber = new SimpleInnerSubscriber(this);
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35 | this.add(innerSubscriber);
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36 | const innerSubscription = innerSubscribe(result, innerSubscriber);
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37 | if (innerSubscription !== innerSubscriber) {
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38 | this.add(innerSubscription);
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39 | }
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40 | }
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41 | }
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42 | }
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43 | //# sourceMappingURL=catchError.js.map |
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