11 lines
485 B
JavaScript
11 lines
485 B
JavaScript
import { operate } from '../util/lift';
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import { mergeInternals } from './mergeInternals';
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export function mergeScan(accumulator, seed, concurrent = Infinity) {
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return operate((source, subscriber) => {
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let state = seed;
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return mergeInternals(source, subscriber, (value, index) => accumulator(state, value, index), concurrent, (value) => {
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state = value;
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}, false, undefined, () => (state = null));
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});
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}
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//# sourceMappingURL=mergeScan.js.map
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