43 lines
1.4 KiB
Plaintext
43 lines
1.4 KiB
Plaintext
import { SimpleOuterSubscriber, SimpleInnerSubscriber, innerSubscribe } from '../innerSubscribe';
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export function catchError(selector) {
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return function catchErrorOperatorFunction(source) {
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const operator = new CatchOperator(selector);
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const caught = source.lift(operator);
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return (operator.caught = caught);
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};
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}
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class CatchOperator {
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constructor(selector) {
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this.selector = selector;
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}
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call(subscriber, source) {
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return source.subscribe(new CatchSubscriber(subscriber, this.selector, this.caught));
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}
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}
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class CatchSubscriber extends SimpleOuterSubscriber {
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constructor(destination, selector, caught) {
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super(destination);
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this.selector = selector;
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this.caught = caught;
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}
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error(err) {
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if (!this.isStopped) {
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let result;
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try {
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result = this.selector(err, this.caught);
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}
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catch (err2) {
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super.error(err2);
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return;
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}
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this._unsubscribeAndRecycle();
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const innerSubscriber = new SimpleInnerSubscriber(this);
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this.add(innerSubscriber);
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const innerSubscription = innerSubscribe(result, innerSubscriber);
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if (innerSubscription !== innerSubscriber) {
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this.add(innerSubscription);
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}
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}
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}
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}
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//# sourceMappingURL=catchError.js.map |