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| import { operate } from '../util/lift';
| import { mergeInternals } from './mergeInternals';
| export function mergeScan(accumulator, seed, concurrent) {
| if (concurrent === void 0) { concurrent = Infinity; }
| return operate(function (source, subscriber) {
| var state = seed;
| return mergeInternals(source, subscriber, function (value, index) { return accumulator(state, value, index); }, concurrent, function (value) {
| state = value;
| }, false, undefined, function () { return (state = null); });
| });
| }
| //# sourceMappingURL=mergeScan.js.map
|
|
