12 lines
512 B
JavaScript
12 lines
512 B
JavaScript
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import { switchMap } from './switchMap';
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import { operate } from '../util/lift';
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export function switchScan(accumulator, seed) {
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return operate(function (source, subscriber) {
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var state = seed;
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switchMap(function (value, index) { return accumulator(state, value, index); }, function (_, innerValue) { return ((state = innerValue), innerValue); })(source).subscribe(subscriber);
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return function () {
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state = null;
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};
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});
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}
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//# sourceMappingURL=switchScan.js.map
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