"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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var scan_1 = require("./scan");
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var takeLast_1 = require("./takeLast");
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var defaultIfEmpty_1 = require("./defaultIfEmpty");
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var pipe_1 = require("../util/pipe");
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function reduce(accumulator, seed) {
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if (arguments.length >= 2) {
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return function reduceOperatorFunctionWithSeed(source) {
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return pipe_1.pipe(scan_1.scan(accumulator, seed), takeLast_1.takeLast(1), defaultIfEmpty_1.defaultIfEmpty(seed))(source);
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};
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}
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return function reduceOperatorFunction(source) {
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return pipe_1.pipe(scan_1.scan(function (acc, value, index) { return accumulator(acc, value, index + 1); }), takeLast_1.takeLast(1))(source);
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};
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}
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exports.reduce = reduce;
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//# sourceMappingURL=reduce.js.map
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