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Last change
on this file was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago |
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initial commit
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613 bytes
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| 1 | import { scan } from './scan';
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| 2 | import { takeLast } from './takeLast';
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| 3 | import { defaultIfEmpty } from './defaultIfEmpty';
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| 4 | import { pipe } from '../util/pipe';
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| 5 | export function reduce(accumulator, seed) {
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| 6 | if (arguments.length >= 2) {
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| 7 | return function reduceOperatorFunctionWithSeed(source) {
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| 8 | return pipe(scan(accumulator, seed), takeLast(1), defaultIfEmpty(seed))(source);
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| 9 | };
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| 10 | }
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| 11 | return function reduceOperatorFunction(source) {
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| 12 | return pipe(scan((acc, value, index) => accumulator(acc, value, index + 1)), takeLast(1))(source);
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| 13 | };
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| 14 | }
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| 15 | //# sourceMappingURL=reduce.js.map |
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